Webster Hardness Tester W-B75 - ASTM B647 , inner diameter >10mm, dimension 0.4-6mm, 63-105HRF, Brass, Mild steel and Extra hard aluminum

WH Webster hardness tester WH-B75 is a portable one hand operation instrument for on-site soft metal hardness testing. It is used to inspect the result of heat treatment, and to sort the materials in the warehouse.. The Webster hardness tester is very suitable for one by one quality inspection of batches in the production line. The hardness value can be read directly on the indicator dial. The testing is done by simply applying pressure to the handle so that the bottom is felt. WH-B75 requires a specimen dimension of min. 0.4-6mm for extra hard aluminum and brass. It is ideal for quick test of hardness on aluminium profiles, tubings, sheets, accessories and other soft metal, non-destructive on-site 100% final products qualification test. The W series Webster hardness tester can be also used for testing hardness of copper, brass and soft steel. The Indenter is Re-engineered with advanced material and new production technology manufactured, higher hardness, long service life, good interchangeability. The Indicator Hand has High strength indicator hand, less likely to be bent by long-term using or mis-operation. The Dial Glass has great strength, toughness, uneasy to be broken or scratched. Handle is made of forged aluminum alloy handle with fine anodized finishing, high resistance to abraision and stain. Hardness Blocks: Tested by standard rockwell hardness tester, the hardness block are attached with test report. Stabil ty: Stable full scale point, stable calibration point, indicator never glides. Conversion: Results can be converted to Vickers, Rockwell and 8rinell. It comes complete with main tester, Standard hardness block, Spare indenter, Calibration wrench, Small screwdriver, Carrying case, and Dial assembly.

Technical Specifications

Range: 0-20 HW (the equivalent of 53-92 HRB, the equivalent of 87-109 HRF)

Indicator Error: 0.5 HW (5 -17 HW)

Repeatability Error: 0.5 HW (5 -17 HW)

Weight: 0.5 kg

Maximum specimen thickness: compare according to opening size and model

Minimum sample inner diameter: compare according to the anvil size and model