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KSW-20AS KSW-20BS Digital Display Webster Hardness Tester
Introduction:
Digital Webster Hardness Tester Aluminum Alloy Webster Hardness Tester (also known as clamp-type hardness tester) is a portable instrument that can quickly test the hardness of aluminum alloys on site. The test is fast and simple, one card is enough, and the hardness value is directly displayed. It meets the Chinese nonferrous metal standard YS/T420 and the American standard ASTM B647. It is one of the two instruments recommended by the standard YS/T420.
The main technical parameters:
1. Range: 0-20HW
2. Accuracy: ±0.5HW
3. Display resolution: 0.1HW
4. Measuring range: equivalent to 20~110HRE
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