/ Precision Measuring Tools / Precision Hand Tools / Hardness & Surface Roughness Testers / Hardness Testers / 3831 * Not actual product image 3831 Digital Rockwell Hardness Tester 02041 3800 Hardness Testers Digital Rockwell Hardness Tester with Touchscreen The 3831 Digital Rockwell Hardness Tester can be used directly to measure the most popular regular Rockwell hardness scales and it can quickly convert that hardness value into HB, HV, HLD, HK and many other scales. Loaded with many useful features such as ultra precise results, wide measuring range, scale and test force selectable, automatic main test force loading/unloading, high resolution digital display and USB data storage. The 3831 is suitable for testing hardness of carbon steel, alloy steel, cast iron, non-ferrous metals and engineering plastics. Features Specifications Downloads Product Testimonials Other similar products 3810A Digital Portable Hardness Tester 3811A Portable Hardness Tester 3814 Analog Bench Hardness Tester 3814E Digital Hardness Indicator Display, Replaces the dial on 3814 Analog Hardness Testers 3815 Twin Analog Hardness Tester 3816 Digital Bench Top Hardness Tester 3816B Digital Benchtop Rockwell Hardness Tester 3818 Superficial Rockwell Hardness Tester 3821 Ultrasonic Portable Hardness Tester w/2kgf Probe, for Surfaces with Ra Below 200in, Rockwell C, B, A; Brinell; Vickers; Leeb and More 3822 Ultrasonic Portable Hardness Tester w/5kgf Probe, for Surfaces with Ra Below 400in, Rockwell C, B, A; Brinell; Vickers; Leeb and More 3823 Digital Rockwell - Superficial Rockwell Hardness Tester 3824 Digital Rockwell - Superficial Rockwell Fully Automatic Hardness Tester 3825 Digital Motorized Brinell Hardness Tester 3831 Digital Rockwell Hardness Tester 3832 Digital Rockwell Hardness Tester with Touchscreen - Closed Loop Load Cell 3833 Superficial Rockwell Hardness Tester - Closed Loop with Load Cell 3834 Digital Twin Rockwell/Superficial Rockwell Hardness Tester - Closed Loop with Load Cell 3840A Micro Vickers Hardness Tester with Digicam - Manual Software 3840B Micro Vickers Hardness Tester with Digicam - Auto Software 3841A Micro Vickers Hardness Tester with Video cam, adapter and manual measurement software 3841B Micro Vickers Hardness Tester with Video cam, adapter and Auto-Measurement software 3841C Micro Vickers Hardness Tester with Video cam, adapter and Turret control w/manual measurement software 3841D Micro Vickers Hardness Tester with Video cam, adapter and Turret control w/ Auto-Measurement software 3842A Macro Vickers Hardness Tester with Auto-Turret, Video cam, adapter and manual measurement software 3842B Macro Vickers Hardness Tester with Auto-Turret, Video cam, adapter and Auto-Measurement software PR38 Diamond Indentor C Scale PT3823 Replacement Thermal Paper Roll For 3823 Digital Rockwell - Superficial Rockwell Hardness Tester PT3824 Replacement Thermal Paper Roll For 3824 Digital Rockwell - Superficial Rockwell Fully Automatic Hardness Tester Contact Starrett Features Dead Weight Test Force Application Direct digital reading Engineered to obtain highly sensitive and accurate readings Perfect for laboratories, workshops, tool rooms, inspection labs, etc. Measuring Range: 8-650HBW Includes Certified Test Blocks, HRB 75-95, HRC 25-35, HRC 40-50, HRC 55-65 Key Performance Parameters Preload - 98.1N - 10kgf Total test force - 588.4N(60kgf) 980.7N(100kgf) 1471N(150kgf), Scales: HRB,HRC,HRD,HRE,HRF,HRG,HRH,HRK,HRE,HRL,HRM,HRP,HRR,HRS,HRV Load dwell duration - 2 - 50s Resolution - 0.1HR Display - High definition backlight LCD Operation - Menu selectable push buttons Auxiliary functions Upper/lower limits setting & alarm, Scale conversions: HV & HB Data output: USB memory stick Testing Capacity - Vertical: 8.00" Throat Depth: 7.87" Power supply - single phase, AC, 110V, 50 - 60Hz, 4A Height: 22.04", Width: 8.07", Depth: 31.49", Weight: 175lbs (80kg) Included Accessories: Large Anvil, Small Diameter Anvil, V-shaped Anvil, 120 deg. Diamond Indentor, 1/16" Carbide Ball indentor, Storage Box Specifications Made in America: No Results Display: Digital Downloads 3831 Hardness Tester (Bulletin 1832) Datasheet stating the features, specifications, and accessories of the 3831 Hardness Tester. Starrett Hardness Testers (Bulletin 592) Complete product listing and reference data collection of all Starrett Hardness Testers and Accessories. Product Testimonials Write a product review Write a product review Comments* First Name* Last Name* Email* Occupation The information you provide will be used in accordance with the terms of our privacy policy. I agree to the privacy policy. Please provide the required information. Thank you for submitting a product testimonial on www.starrett.com. By submitting information to Starrett, you acknowledge and give express permission for the L.S. Starrett Company to use and share your statements.