{"product_id":"linshang-ls255-digital-webster-hardness-tester","title":"Linshang LS255 Digital Webster Hardness Tester","description":"\u003cp\u003eThe Linshang LS255 is a portable digital Webster hardness tester designed for rapid hardness inspection of aluminum alloys, brass, copper, soft steel and other compatible metal materials. It is particularly suitable for piece-by-piece quality inspection of metal profiles, plates and tubes at production facilities, sales locations and construction sites.\u003c\/p\u003e\n\n\u003cp\u003eUnlike a conventional dial-type Webster tester, the LS255 uses a digital OLED display with 0.1HWA resolution. Automatic result locking, built-in hardness conversion and straightforward calibration help operators complete repetitive inspections efficiently while reducing manual reading and conversion errors.\u003c\/p\u003e\n\n\u003ch3\u003eDigital Webster Hardness Measurement\u003c\/h3\u003e\n\n\u003cp\u003eThe LS255 applies Webster hardness measurement principles with eddy-current induction technology to provide digital results. Its integrated handheld construction supports convenient one-handed operation for fast inspection of manufactured and installed metal components.\u003c\/p\u003e\n\n\u003cp\u003eThe instrument provides ±0.5HWA accuracy and 0.5HWA repeatability under the manufacturer’s specified conditions.\u003c\/p\u003e\n\n\u003ch3\u003eSix Built-In Hardness Scales\u003c\/h3\u003e\n\n\u003cp\u003eMeasurement results can be displayed or converted using six integrated hardness scales:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHWA Webster\u003c\/li\u003e\n  \u003cli\u003eHRE Rockwell E\u003c\/li\u003e\n  \u003cli\u003eHRF Rockwell F\u003c\/li\u003e\n  \u003cli\u003eHRB Rockwell B\u003c\/li\u003e\n  \u003cli\u003eHV Vickers\u003c\/li\u003e\n  \u003cli\u003eHB Brinell\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBuilt-in conversion eliminates the need to manually consult separate hardness conversion tables during routine inspections.\u003c\/p\u003e\n\n\u003ch3\u003eAutomatic Data Locking\u003c\/h3\u003e\n\n\u003cp\u003eThe automatic peak-locking function holds the measurement result on the display. Operators do not need to maintain full handle pressure while reading the value, improving convenience during repeated measurements.\u003c\/p\u003e\n\n\u003ch3\u003eReference and Hardness Calibration\u003c\/h3\u003e\n\n\u003cp\u003eThe LS255 supports disassembly-free reference calibration, which can be completed by pressing the handle according to the operating procedure. Users can also perform hardness calibration with the supplied standard hardness block to correct measurement deviations.\u003c\/p\u003e\n\n\u003ch3\u003eMeasurement Storage and Android App\u003c\/h3\u003e\n\n\u003cp\u003eThe instrument can store nine sets of measurement results internally. For larger inspection records, the compatible Android mobile app supports online measurement, mass data storage, result export and sharing.\u003c\/p\u003e\n\n\u003cp\u003eThe mobile application requires Android 7.0 or later. Compatibility with iOS devices is not specified by the manufacturer.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDigital Webster hardness testing for compatible metals\u003c\/li\u003e\n  \u003cli\u003eSuitable for aluminum alloy, brass, copper and soft steel\u003c\/li\u003e\n  \u003cli\u003eHWA, HRE, HRF, HRB, HV and HB hardness scales\u003c\/li\u003e\n  \u003cli\u003e0–20HWA measurement range\u003c\/li\u003e\n  \u003cli\u003eHigh 0.1HWA resolution\u003c\/li\u003e\n  \u003cli\u003e±0.5HWA measurement accuracy\u003c\/li\u003e\n  \u003cli\u003e0.5HWA repeatability\u003c\/li\u003e\n  \u003cli\u003eAutomatic measurement-result locking\u003c\/li\u003e\n  \u003cli\u003eNine-set internal result storage\u003c\/li\u003e\n  \u003cli\u003eDisassembly-free reference calibration\u003c\/li\u003e\n  \u003cli\u003eUser hardness calibration with a standard block\u003c\/li\u003e\n  \u003cli\u003e128×64 OLED digital display\u003c\/li\u003e\n  \u003cli\u003eAndroid app for online testing and data management\u003c\/li\u003e\n  \u003cli\u003eWear-resistant anodized aluminum-alloy housing\u003c\/li\u003e\n  \u003cli\u003eRechargeable 3.7V lithium battery\u003c\/li\u003e\n  \u003cli\u003eUSB Type-C charging interface\u003c\/li\u003e\n  \u003cli\u003eMore than 5000 measurements per full charge\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Workpiece Dimensions\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMaterial thickness: 0.6–8mm\u003c\/li\u003e\n  \u003cli\u003eMinimum internal diameter: greater than 10mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBefore ordering, confirm that the workpiece material and dimensions fall within these requirements. The LS255 is optimized for profiles, plates, tubes and similarly shaped components that can be positioned correctly between the instrument’s indenter and anvil.\u003c\/p\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAluminum extrusion and profile inspection\u003c\/li\u003e\n  \u003cli\u003eMetal plate and sheet quality control\u003c\/li\u003e\n  \u003cli\u003eTube and pipe hardness inspection\u003c\/li\u003e\n  \u003cli\u003eProduction-line qualification testing\u003c\/li\u003e\n  \u003cli\u003eIncoming-material inspection\u003c\/li\u003e\n  \u003cli\u003eConstruction-site metal verification\u003c\/li\u003e\n  \u003cli\u003eWarehouse and sales quality checks\u003c\/li\u003e\n  \u003cli\u003eBatch testing of manufactured components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHardness ranges: 0–20HWA, 23.5–110HRE, 26.2–105.5HRF, 0–85.3HRB, 49–155HV and 35.2–153HB\u003c\/li\u003e\n  \u003cli\u003eResolution: 0.1HWA\u003c\/li\u003e\n  \u003cli\u003eAccuracy: ±0.5HWA\u003c\/li\u003e\n  \u003cli\u003eRepeatability: 0.5HWA\u003c\/li\u003e\n  \u003cli\u003eDisplay: 128×64 OLED\u003c\/li\u003e\n  \u003cli\u003eBattery: rechargeable 3.7V, 400mAh lithium battery\u003c\/li\u003e\n  \u003cli\u003eCharging interface: USB Type-C\u003c\/li\u003e\n  \u003cli\u003eDimensions: 203×97×30mm\u003c\/li\u003e\n  \u003cli\u003eWeight: approximately 484g\u003c\/li\u003e\n  \u003cli\u003eOperating temperature: -10–50°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLS255 Webster hardness tester\u003c\/li\u003e\n  \u003cli\u003eUSB data cable\u003c\/li\u003e\n  \u003cli\u003eStandard hardness block\u003c\/li\u003e\n  \u003cli\u003eUser manual\u003c\/li\u003e\n  \u003cli\u003eCalibration report\u003c\/li\u003e\n  \u003cli\u003eCertificate and warranty card\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the Linshang LS255?\u003c\/h3\u003e\n\n\u003cp\u003eThe LS255 combines the familiar workpiece compatibility of a Webster hardness tester with digital measurement, automatic result locking and integrated hardness conversion. It is a practical option for manufacturers, inspectors and field technicians who need to perform rapid batch testing of aluminum profiles and other compatible metal components.\u003c\/p\u003e","brand":"Linshang","offers":[{"title":"Default Title","offer_id":54601721020695,"sku":null,"price":207.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1014\/1414\/2231\/files\/Linshang_LS255_1.webp?v=1785822760","url":"https:\/\/aimitek.eu\/products\/linshang-ls255-digital-webster-hardness-tester","provider":"Aimitek","version":"1.0","type":"link"}