{"id":31026,"date":"2026-07-24T02:04:31","date_gmt":"2026-07-24T02:04:31","guid":{"rendered":"https:\/\/hardnesstests.com\/?p=31026"},"modified":"2026-07-24T02:04:33","modified_gmt":"2026-07-24T02:04:33","slug":"handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing","status":"publish","type":"post","link":"https:\/\/hardnesstests.com\/sk\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/","title":{"rendered":"Handheld Hardness Tester: Complete Guide to Fast and Accurate Hardness Testing"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-introduction-to-handheld-hardness-testers\"><strong>Introduction to Handheld Hardness Testers<\/strong><\/h2>\n\n\n\n<p>A <strong>ru\u010dn\u00fd tvrdomer<\/strong> is a compact and portable instrument used to measure the hardness of metallic materials directly at the inspection site. Designed for convenience and mobility, these testers allow engineers, inspectors, and maintenance technicians to evaluate material hardness without transporting heavy or installed components to a laboratory.<\/p>\n\n\n\n<p>Handheld hardness testers are widely used in manufacturing, automotive, aerospace, oil and gas, power generation, shipbuilding, mining, rail transportation, and metal fabrication. They provide fast, non-destructive hardness measurements for quality control, production verification, weld inspection, heat treatment evaluation, and equipment maintenance.<\/p>\n\n\n\n<p>Modern handheld hardness testers combine advanced sensor technology, digital electronics, intelligent software, and wireless communication to deliver accurate, repeatable, and user-friendly testing wherever it is needed.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-a-handheld-hardness-tester\"><strong>\u010co je to ru\u010dn\u00fd tvrdomer?<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-definition-and-purpose\"><strong>Vymedzenie pojmu a \u00fa\u010del<\/strong><\/h3>\n\n\n\n<p>A <strong>ru\u010dn\u00fd tvrdomer<\/strong> is a portable electronic device that measures the hardness of metallic materials using methods such as <strong>Leeb Rebound Hardness Testing<\/strong> alebo <strong>Ultrazvukov\u00e1 kontaktn\u00e1 impedancia (UCI)<\/strong>. Its compact design makes it ideal for field inspections, production lines, and maintenance applications where traditional benchtop equipment cannot be used efficiently.<\/p>\n\n\n\n<p>Typick\u00e9 aplik\u00e1cie zah\u0155\u0148aj\u00fa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>On-site hardness testing<\/li>\n\n\n\n<li>Manufacturing quality control<\/li>\n\n\n\n<li>Overenie tepeln\u00e9ho spracovania<\/li>\n\n\n\n<li>Weld inspection<\/li>\n\n\n\n<li>Incoming material inspection<\/li>\n\n\n\n<li>Large casting and forging evaluation<\/li>\n\n\n\n<li>Pipeline and pressure vessel inspection<\/li>\n\n\n\n<li>Preventive maintenance<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-how-a-handheld-hardness-tester-works\"><strong>How a Handheld Hardness Tester Works<\/strong><\/h3>\n\n\n\n<p>A typical testing procedure involves:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Preparing the test surface.<\/li>\n\n\n\n<li>Selecting the material type and hardness scale.<\/li>\n\n\n\n<li>Positioning the impact device or UCI probe.<\/li>\n\n\n\n<li>Performing the measurement.<\/li>\n\n\n\n<li>Processing the signal electronically.<\/li>\n\n\n\n<li>Displaying the hardness result.<\/li>\n\n\n\n<li>Saving or exporting the test data.<\/li>\n<\/ol>\n\n\n\n<p>Most handheld hardness testers automatically convert results into multiple hardness scales, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HRC (Rockwell)<\/li>\n\n\n\n<li>HBW (Brinell)<\/li>\n\n\n\n<li>HV (Vickers)<\/li>\n\n\n\n<li>HL (Leeb)<\/li>\n\n\n\n<li>HS (Shore)<\/li>\n\n\n\n<li>MPa (Tensile strength for selected steel materials)<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-handheld-hardness-testing-methods\"><strong>Handheld Hardness Testing Methods<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-leeb-rebound-hardness-testing\"><strong>Leeb Rebound Hardness Testing<\/strong><\/h3>\n\n\n\n<p>Leeb testing measures hardness by analyzing the rebound velocity of an impact body after it strikes the test surface. It is well suited for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/hardnesstests.com\/sk\/products\/\">Ve\u013ek\u00e9 oce\u013eov\u00e9 kon\u0161trukcie<\/a><\/li>\n\n\n\n<li>Heavy forgings<\/li>\n\n\n\n<li>Castings<\/li>\n\n\n\n<li>Tlakov\u00e9 n\u00e1doby<\/li>\n\n\n\n<li><a href=\"https:\/\/hardnesstests.com\/sk\/products\/\">Industrial machinery<\/a><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-ultrasonic-contact-impedance-uci-testing\"><strong>Ultrasonic Contact Impedance (UCI) Testing<\/strong><\/h3>\n\n\n\n<p>The UCI method uses a vibrating Vickers diamond indenter to determine hardness based on changes in ultrasonic frequency during indentation. It is ideal for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thin metal sections<\/li>\n\n\n\n<li><a href=\"https:\/\/hardnesstests.com\/sk\/products\/\">Precision-machined components<\/a><\/li>\n\n\n\n<li>Heat-treated surfaces<\/li>\n\n\n\n<li>Welds<\/li>\n\n\n\n<li>Small parts<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"533\" height=\"800\" src=\"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/05\/87-533x800.jpg\" alt=\"Handheld hardness tester measuring a steel pipe in the field\" class=\"wp-image-30821\" srcset=\"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/05\/87-533x800.jpg 533w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/05\/87-200x300.jpg 200w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/05\/87-8x12.jpg 8w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/05\/87-700x1050.jpg 700w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/05\/87-150x225.jpg 150w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/05\/87.jpg 736w\" sizes=\"auto, (max-width: 533px) 100vw, 533px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-selecting-the-right-testing-method\"><strong>Selecting the Right Testing Method<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Method<\/th><th>Best Applications<\/th><\/tr><\/thead><tbody><tr><td>Leeb<\/td><td>Large, heavy, rough metal components<\/td><\/tr><tr><td>UCI<\/td><td>Thin materials, welds, finished surfaces<\/td><\/tr><tr><td>Dual-Mode<\/td><td>Mixed applications requiring maximum flexibility<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-types-of-handheld-hardness-testers\"><strong>Types of Handheld Hardness Testers<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-leeb-handheld-hardness-testers\"><strong>Leeb Handheld Hardness Testers<\/strong><\/h3>\n\n\n\n<p>Designed for rapid inspection of large and heavy workpieces in industrial environments.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-uci-handheld-hardness-testers\"><strong>UCI Handheld Hardness Testers<\/strong><\/h3>\n\n\n\n<p>Provide precise measurements for thin materials, small components, and finished surfaces.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-dual-mode-handheld-hardness-testers\"><strong>Dual-Mode Handheld Hardness Testers<\/strong><\/h3>\n\n\n\n<p>Advanced models integrate both Leeb and UCI technologies, allowing users to switch methods based on the inspection task.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-wireless-smart-handheld-hardness-testers\"><strong>Wireless Smart Handheld Hardness Testers<\/strong><\/h3>\n\n\n\n<p>Modern handheld testers often include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bluetooth connectivity<\/li>\n\n\n\n<li>Wi-Fi communication<\/li>\n\n\n\n<li>Mobile application support<\/li>\n\n\n\n<li>Ukladanie \u00fadajov v cloude<\/li>\n\n\n\n<li>Remote report generation<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-components-of-a-handheld-hardness-tester\"><strong>Key Components of a Handheld Hardness Tester<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-impact-device-or-uci-probe\"><strong>Impact Device or UCI Probe<\/strong><\/h3>\n\n\n\n<p>Depending on the selected testing method, the instrument includes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Leeb impact device<\/li>\n\n\n\n<li>Ultrasonic UCI probe<\/li>\n<\/ul>\n\n\n\n<p>Interchangeable probes provide flexibility across different applications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-electronic-processing-unit\"><strong>Electronic Processing Unit<\/strong><\/h3>\n\n\n\n<p>The processor manages signal acquisition, hardness calculations, scale conversion, and data management.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-touchscreen-display\"><strong>Touchscreen Display<\/strong><\/h3>\n\n\n\n<p>Modern testers feature:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High-resolution color touchscreens<\/li>\n\n\n\n<li>User-friendly interfaces<\/li>\n\n\n\n<li>Multi-language menus<\/li>\n\n\n\n<li>Real-time measurement display<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-memory-and-connectivity\"><strong>Memory and Connectivity<\/strong><\/h3>\n\n\n\n<p>Common connectivity options include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Export cez USB<\/li>\n\n\n\n<li>Bluetooth<\/li>\n\n\n\n<li>Wi-Fi<\/li>\n\n\n\n<li>PDF reporting<\/li>\n\n\n\n<li>Excel export<\/li>\n\n\n\n<li>Cloud synchronization<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-features-of-modern-handheld-hardness-testers\"><strong>Key Features of Modern Handheld Hardness Testers<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-rapid-on-site-testing\"><strong>Rapid On-Site Testing<\/strong><\/h3>\n\n\n\n<p>Measurements are typically completed within seconds, allowing fast inspection of large numbers of components.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-multi-scale-hardness-conversion\"><strong>Multi-Scale Hardness Conversion<\/strong><\/h3>\n\n\n\n<p>Automatic conversion between major hardness scales simplifies reporting and comparison.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-automatic-material-compensation\"><strong>Automatic Material Compensation<\/strong><\/h3>\n\n\n\n<p>Many handheld testers automatically adjust calibration parameters according to the selected material type.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-intelligent-data-management\"><strong>Intelligent Data Management<\/strong><\/h3>\n\n\n\n<p>Modern software supports:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Automatic report generation<\/li>\n\n\n\n<li>\u0160tatistick\u00e1 anal\u00fdza<\/li>\n\n\n\n<li>QR code identification<\/li>\n\n\n\n<li>Cloud backup<\/li>\n\n\n\n<li>Integr\u00e1cia so syst\u00e9mami riadenia kvality<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-industrial-applications\"><strong>Priemyseln\u00e9 aplik\u00e1cie<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-manufacturing-quality-control\"><strong>Kontrola kvality vo v\u00fdrobe<\/strong><\/h3>\n\n\n\n<p>Verify hardness during:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Forging<\/li>\n\n\n\n<li>Casting<\/li>\n\n\n\n<li>Machining<\/li>\n\n\n\n<li>Heat treatment<\/li>\n\n\n\n<li>Final inspection<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-heat-treatment-inspection\"><strong>Kontrola tepeln\u00e9ho spracovania<\/strong><\/h3>\n\n\n\n<p>Measure hardness after:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u00e1hrada uhl\u00edkom<\/li>\n\n\n\n<li>Nitrid\u00e1cia<\/li>\n\n\n\n<li>Induk\u010dn\u00e9 kalenie<\/li>\n\n\n\n<li>Flame hardening<\/li>\n\n\n\n<li>Quenching and tempering<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-weld-hardness-testing\"><strong>Weld Hardness Testing<\/strong><\/h3>\n\n\n\n<p>Evaluate hardness across:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Weld metal<\/li>\n\n\n\n<li>Heat-affected zone (HAZ)<\/li>\n\n\n\n<li>Base material<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-oil-amp-gas-equipment-inspection\"><strong>Oil &amp; Gas Equipment Inspection<\/strong><\/h3>\n\n\n\n<p>Common applications include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Potrubia<\/li>\n\n\n\n<li>Tlakov\u00e9 n\u00e1doby<\/li>\n\n\n\n<li>Storage tanks<\/li>\n\n\n\n<li>Offshore structures<\/li>\n\n\n\n<li>Refinery equipment<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-aerospace-and-heavy-industry\"><strong>Aerospace and Heavy Industry<\/strong><\/h3>\n\n\n\n<p>Inspect:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Turbine shafts<\/li>\n\n\n\n<li>Landing gear<\/li>\n\n\n\n<li>Komponenty motora<\/li>\n\n\n\n<li>Mining machinery<\/li>\n\n\n\n<li>Heavy industrial equipment<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-choose-the-right-handheld-hardness-tester\"><strong>Ako si vybra\u0165 spr\u00e1vny ru\u010dn\u00fd tvrdomer<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-material-compatibility\"><strong>Kompatibilita materi\u00e1lov<\/strong><\/h3>\n\n\n\n<p>Ensure the tester supports common metals such as carbon steel, stainless steel, cast iron, aluminum alloys, copper alloys, and titanium.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-testing-method-selection\"><strong>Testing Method Selection<\/strong><\/h3>\n\n\n\n<p>Select:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Leeb<\/strong> for large and heavy workpieces.<\/li>\n\n\n\n<li><strong>UCI<\/strong> for thin materials, welds, and precision components.<\/li>\n\n\n\n<li><strong>Dual-mode systems<\/strong> for the widest range of applications.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-measurement-range\"><strong>Measurement Range<\/strong><\/h3>\n\n\n\n<p>Choose a tester that covers the required hardness values for your materials and inspection processes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-software-and-connectivity\"><strong>Software and Connectivity<\/strong><\/h3>\n\n\n\n<p>Look for features such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Automatic hardness conversion<\/li>\n\n\n\n<li>Statistical reporting<\/li>\n\n\n\n<li>Bluetooth and Wi-Fi connectivity<\/li>\n\n\n\n<li>Cloud synchronization<\/li>\n\n\n\n<li>Mobile application support<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"735\" height=\"490\" src=\"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/01\/21.jpg\" alt=\"Handheld hardness tester measuring a steel pipe in the field\" class=\"wp-image-30256\" srcset=\"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/01\/21.jpg 735w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/01\/21-400x267.jpg 400w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/01\/21-18x12.jpg 18w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/01\/21-700x467.jpg 700w, https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/01\/21-150x100.jpg 150w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-calibration-and-maintenance\"><strong>Kalibr\u00e1cia a \u00fadr\u017eba<\/strong><\/h2>\n\n\n\n<p>Be\u017en\u00e1 \u00fadr\u017eba zah\u0155\u0148a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Verification using certified hardness reference blocks<\/li>\n\n\n\n<li>Cleaning the impact device or UCI probe<\/li>\n\n\n\n<li>Battery inspection<\/li>\n\n\n\n<li>Aktualiz\u00e1cie softv\u00e9ru<\/li>\n\n\n\n<li>Annual calibration according to manufacturer recommendations<\/li>\n<\/ul>\n\n\n\n<p>Regular calibration ensures accurate measurements and long-term reliability.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-advantages-and-limitations\"><strong>V\u00fdhody a obmedzenia<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-advantages\"><strong>V\u00fdhody<\/strong><\/h3>\n\n\n\n<p>A handheld hardness tester provides:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Excellent portability<\/li>\n\n\n\n<li>Fast field measurements<\/li>\n\n\n\n<li>Non-destructive testing<\/li>\n\n\n\n<li>Konverzia vo viacer\u00fdch mierkach<\/li>\n\n\n\n<li>Jednoduch\u00e9 ovl\u00e1danie<\/li>\n\n\n\n<li>Digital reporting<\/li>\n\n\n\n<li>High inspection efficiency<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-limitations\"><strong>Obmedzenia<\/strong><\/h3>\n\n\n\n<p>Medzi mo\u017en\u00e9 obmedzenia patria:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Surface preparation may be required.<\/li>\n\n\n\n<li>Measurement accuracy depends on correct calibration.<\/li>\n\n\n\n<li>Leeb testing requires sufficient specimen mass and thickness.<\/li>\n\n\n\n<li>UCI testing is preferable for thin or lightweight components.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-industry-standards\"><strong>Industry Standards<\/strong><\/h2>\n\n\n\n<p>Common standards related to <strong>ru\u010dn\u00fd tvrdomer<\/strong> applications include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ASTM A956 \u2013 Standard Test Method for Leeb Hardness Testing of Steel Products<\/li>\n\n\n\n<li>ASTM A1038 \u2013 Standard Test Method for Portable Hardness Testing by the Ultrasonic Contact Impedance (UCI) Method<\/li>\n\n\n\n<li>ISO 16859 \u2013 Metallic Materials\u2014Leeb Hardness Test<\/li>\n\n\n\n<li>ISO 18265 \u2013 Metallic Materials\u2014Conversion of Hardness Values<\/li>\n\n\n\n<li>DIN 50156 \u2013 Metal Testing Using the Leeb Method<\/li>\n<\/ul>\n\n\n\n<p>Official resources:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.astm.org\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">ASTM International<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.iso.org\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">Organiz\u00e1cia pre normaliz\u00e1ciu ISO<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\"><strong>\u010casto kladen\u00e9 ot\u00e1zky<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-what-is-a-handheld-hardness-tester-used-for\"><strong>1. Na \u010do sa pou\u017e\u00edva ru\u010dn\u00fd tvrdomer?<\/strong><\/h3>\n\n\n\n<p>A handheld hardness tester measures the hardness of metallic components directly on-site for quality control, maintenance, weld inspection, heat treatment verification, and material identification.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-what-is-the-difference-between-leeb-and-uci-handheld-hardness-testers\"><strong>2. What is the difference between Leeb and UCI handheld hardness testers?<\/strong><\/h3>\n\n\n\n<p>Leeb testers are ideal for large and heavy components, while UCI testers provide greater accuracy on thin materials, finished surfaces, and precision-machined parts.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-can-a-handheld-hardness-tester-display-different-hardness-scales\"><strong>3. Can a handheld hardness tester display different hardness scales?<\/strong><\/h3>\n\n\n\n<p>Yes. Most modern handheld hardness testers automatically convert results into HRC, HBW, HV, HL, HS, and other commonly used hardness scales.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-which-industries-commonly-use-handheld-hardness-testers\"><strong>4. Which industries commonly use handheld hardness testers?<\/strong><\/h3>\n\n\n\n<p>They are widely used in manufacturing, aerospace, automotive, oil and gas, power generation, shipbuilding, mining, and maintenance services.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-how-often-should-a-handheld-hardness-tester-be-calibrated\"><strong>5. How often should a handheld hardness tester be calibrated?<\/strong><\/h3>\n\n\n\n<p>Routine verification should be performed using certified reference blocks, while full calibration should follow manufacturer recommendations and applicable ASTM or ISO standards.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6-how-do-i-choose-the-best-handheld-hardness-tester\"><strong>6. How do I choose the best handheld hardness tester?<\/strong><\/h3>\n\n\n\n<p>Consider the testing method, compatible materials, hardness range, portability, software capabilities, connectivity features, and compliance with industry standards.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\"><strong>Z\u00e1ver<\/strong><\/h2>\n\n\n\n<p>A <strong>ru\u010dn\u00fd tvrdomer<\/strong> is an essential tool for professionals who require fast, reliable, and non-destructive hardness measurements outside the laboratory. By combining advanced Leeb and UCI technologies with intelligent software and portable design, modern handheld hardness testers deliver accurate results for a wide variety of industrial applications.<\/p>\n\n\n\n<p>When choosing a handheld hardness tester, evaluate your testing requirements, material types, preferred measurement method, connectivity options, automation features, and compliance with recognized standards. The right instrument can improve inspection efficiency, reduce downtime, strengthen quality assurance, and support informed maintenance and production decisions.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction to Handheld Hardness Testers A handheld hardness tester is a compact and portable instrument used to measure the hardness<\/p>","protected":false},"author":4,"featured_media":30719,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[117],"tags":[123],"class_list":["post-31026","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hardness-tester","tag-handheld-hardness-tester"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Handheld Hardness Tester: Complete Guide<\/title>\n<meta name=\"description\" content=\"Discover the handheld hardness tester, including its working principles, testing methods, key features, industrial applications, calibration.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hardnesstests.com\/sk\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Handheld Hardness Tester: Complete Guide to Fast and Accurate Hardness Testing\" \/>\n<meta property=\"og:description\" content=\"Discover the handheld hardness tester, including its working principles, testing methods, key features, industrial applications, calibration.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hardnesstests.com\/sk\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/\" \/>\n<meta property=\"og:site_name\" content=\"hardnesstests\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-24T02:04:31+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-24T02:04:33+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/04\/78.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"tingting\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Autor\" \/>\n\t<meta name=\"twitter:data1\" content=\"tingting\" \/>\n\t<meta name=\"twitter:label2\" content=\"Predpokladan\u00fd \u010das \u010d\u00edtania\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 min\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/\"},\"author\":{\"name\":\"tingting\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#\\\/schema\\\/person\\\/4dfcde616788fc5d9ece9551a87be8ce\"},\"headline\":\"Handheld Hardness Tester: Complete Guide to Fast and Accurate Hardness Testing\",\"datePublished\":\"2026-07-24T02:04:31+00:00\",\"dateModified\":\"2026-07-24T02:04:33+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/\"},\"wordCount\":1244,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hardnesstests.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/78.jpg\",\"keywords\":[\"handheld hardness tester\"],\"articleSection\":[\"Hardness Tester\"],\"inLanguage\":\"sk-SK\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/\",\"url\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/\",\"name\":\"Handheld Hardness Tester: Complete Guide\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hardnesstests.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/78.jpg\",\"datePublished\":\"2026-07-24T02:04:31+00:00\",\"dateModified\":\"2026-07-24T02:04:33+00:00\",\"description\":\"Discover the handheld hardness tester, including its working principles, testing methods, key features, industrial applications, calibration.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#breadcrumb\"},\"inLanguage\":\"sk-SK\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"sk-SK\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#primaryimage\",\"url\":\"https:\\\/\\\/hardnesstests.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/78.jpg\",\"contentUrl\":\"https:\\\/\\\/hardnesstests.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/78.jpg\",\"width\":1000,\"height\":1000},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/hardnesstests.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Handheld Hardness Tester: Complete Guide to Fast and Accurate Hardness Testing\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#website\",\"url\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/\",\"name\":\"hardnesstests\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"sk-SK\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#organization\",\"name\":\"hardnesstests\",\"url\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"sk-SK\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/hardnesstests.com\\\/wp-content\\\/uploads\\\/2021\\\/08\\\/\u5fae\u4fe1\u56fe\u7247_20251029102004_335_1287.png\",\"contentUrl\":\"https:\\\/\\\/hardnesstests.com\\\/wp-content\\\/uploads\\\/2021\\\/08\\\/\u5fae\u4fe1\u56fe\u7247_20251029102004_335_1287.png\",\"width\":1308,\"height\":467,\"caption\":\"hardnesstests\"},\"image\":{\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/hardnesstests.com\\\/tr\\\/#\\\/schema\\\/person\\\/4dfcde616788fc5d9ece9551a87be8ce\",\"name\":\"tingting\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"sk-SK\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/860054326773b5d7efd55599c34646197790b492767738ff1ddf0e0ba0e05c7d?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/860054326773b5d7efd55599c34646197790b492767738ff1ddf0e0ba0e05c7d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/860054326773b5d7efd55599c34646197790b492767738ff1ddf0e0ba0e05c7d?s=96&d=mm&r=g\",\"caption\":\"tingting\"},\"url\":\"https:\\\/\\\/hardnesstests.com\\\/sk\\\/author\\\/tingting\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Handheld Hardness Tester: Complete Guide","description":"Discover the handheld hardness tester, including its working principles, testing methods, key features, industrial applications, calibration.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/hardnesstests.com\/sk\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/","og_locale":"sk_SK","og_type":"article","og_title":"Handheld Hardness Tester: Complete Guide to Fast and Accurate Hardness Testing","og_description":"Discover the handheld hardness tester, including its working principles, testing methods, key features, industrial applications, calibration.","og_url":"https:\/\/hardnesstests.com\/sk\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/","og_site_name":"hardnesstests","article_published_time":"2026-07-24T02:04:31+00:00","article_modified_time":"2026-07-24T02:04:33+00:00","og_image":[{"width":1000,"height":1000,"url":"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/04\/78.jpg","type":"image\/jpeg"}],"author":"tingting","twitter_card":"summary_large_image","twitter_misc":{"Autor":"tingting","Predpokladan\u00fd \u010das \u010d\u00edtania":"8 min\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#article","isPartOf":{"@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/"},"author":{"name":"tingting","@id":"https:\/\/hardnesstests.com\/tr\/#\/schema\/person\/4dfcde616788fc5d9ece9551a87be8ce"},"headline":"Handheld Hardness Tester: Complete Guide to Fast and Accurate Hardness Testing","datePublished":"2026-07-24T02:04:31+00:00","dateModified":"2026-07-24T02:04:33+00:00","mainEntityOfPage":{"@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/"},"wordCount":1244,"commentCount":0,"publisher":{"@id":"https:\/\/hardnesstests.com\/tr\/#organization"},"image":{"@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#primaryimage"},"thumbnailUrl":"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/04\/78.jpg","keywords":["handheld hardness tester"],"articleSection":["Hardness Tester"],"inLanguage":"sk-SK","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/","url":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/","name":"Handheld Hardness Tester: Complete Guide","isPartOf":{"@id":"https:\/\/hardnesstests.com\/tr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#primaryimage"},"image":{"@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#primaryimage"},"thumbnailUrl":"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/04\/78.jpg","datePublished":"2026-07-24T02:04:31+00:00","dateModified":"2026-07-24T02:04:33+00:00","description":"Discover the handheld hardness tester, including its working principles, testing methods, key features, industrial applications, calibration.","breadcrumb":{"@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#breadcrumb"},"inLanguage":"sk-SK","potentialAction":[{"@type":"ReadAction","target":["https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/"]}]},{"@type":"ImageObject","inLanguage":"sk-SK","@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#primaryimage","url":"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/04\/78.jpg","contentUrl":"https:\/\/hardnesstests.com\/wp-content\/uploads\/2026\/04\/78.jpg","width":1000,"height":1000},{"@type":"BreadcrumbList","@id":"https:\/\/hardnesstests.com\/handheld-hardness-tester-complete-guide-to-fast-and-accurate-hardness-testing\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/hardnesstests.com\/"},{"@type":"ListItem","position":2,"name":"Handheld Hardness Tester: Complete Guide to Fast and Accurate Hardness Testing"}]},{"@type":"WebSite","@id":"https:\/\/hardnesstests.com\/tr\/#website","url":"https:\/\/hardnesstests.com\/tr\/","name":"hardnesstests","description":"","publisher":{"@id":"https:\/\/hardnesstests.com\/tr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/hardnesstests.com\/tr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"sk-SK"},{"@type":"Organization","@id":"https:\/\/hardnesstests.com\/tr\/#organization","name":"hardnesstests","url":"https:\/\/hardnesstests.com\/tr\/","logo":{"@type":"ImageObject","inLanguage":"sk-SK","@id":"https:\/\/hardnesstests.com\/tr\/#\/schema\/logo\/image\/","url":"https:\/\/hardnesstests.com\/wp-content\/uploads\/2021\/08\/\u5fae\u4fe1\u56fe\u7247_20251029102004_335_1287.png","contentUrl":"https:\/\/hardnesstests.com\/wp-content\/uploads\/2021\/08\/\u5fae\u4fe1\u56fe\u7247_20251029102004_335_1287.png","width":1308,"height":467,"caption":"hardnesstests"},"image":{"@id":"https:\/\/hardnesstests.com\/tr\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/hardnesstests.com\/tr\/#\/schema\/person\/4dfcde616788fc5d9ece9551a87be8ce","name":"tingting","image":{"@type":"ImageObject","inLanguage":"sk-SK","@id":"https:\/\/secure.gravatar.com\/avatar\/860054326773b5d7efd55599c34646197790b492767738ff1ddf0e0ba0e05c7d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/860054326773b5d7efd55599c34646197790b492767738ff1ddf0e0ba0e05c7d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/860054326773b5d7efd55599c34646197790b492767738ff1ddf0e0ba0e05c7d?s=96&d=mm&r=g","caption":"tingting"},"url":"https:\/\/hardnesstests.com\/sk\/author\/tingting\/"}]}},"_links":{"self":[{"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/posts\/31026","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/comments?post=31026"}],"version-history":[{"count":1,"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/posts\/31026\/revisions"}],"predecessor-version":[{"id":31027,"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/posts\/31026\/revisions\/31027"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/media\/30719"}],"wp:attachment":[{"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/media?parent=31026"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/categories?post=31026"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hardnesstests.com\/sk\/wp-json\/wp\/v2\/tags?post=31026"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}