-FOB Portable Hardness Tester-
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Webster Hardness Tester

» Webster Hardness Tester

webster hardness conversion chart

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Webster Hardness Tester

W-20 Webster hardness tester can be used to test the hardness value of aluminum alloy, pipe, plate, aluminum parts, and other soft metals. Judge whether the aluminum products have the aging or not, and determine the limitation is up to standard. It also can distinguish between different types of aluminum and different aging state.

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  • Another Model for difference material

webster hand held hardness tester w-20 is also known as Webster hardness pliers, they can be used to test the hardness value of aluminum alloy quickly at the scene of the production. They are the preferred instruments for testing the force of aluminum alloy.

W-20 Webster hardness tester can be used to test the hardness value of aluminum alloy, pipe, plate, aluminum parts, and other soft metals. Judge whether the aluminum products have the aging or not, and determine the limitation is up to standard. It also can distinguish between different types of aluminum and different aging state. Webster hardness testers especially suitable for batch production site and sales site, also for the aluminum profile, door, window, curtain, wall and so on to do the quick testing and non-destructive checking one by one.
Webster hardness tester is easy to operate, just clamp the work piece, and then read the hardness value directly. It focus on high efficiency and good reliability which conform to the China non-ferrous YS/T420-2000 and American standard ASTM B647-84 (2000).

Technical Parameters of W-20 Webster Hardness Tester

Range: 0-20 HW (the equivalent of 20-110 HRE)
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

W – 20 series aluminum alloy Webster hardness testers have three models: W – 20 Webster hardness tester is mainly used for inspection of aluminum alloy, tubes and plate, W-20a type can be used to inspect industrial aluminum extrusions, plates or parts which of the thickness upper limit to 13 mm, W – 20b type for testing small aluminum profiles or aluminum profiles pipes which of the inner diameter is greater than 6 mm.
Otherwise, W – B75, W – BB75 Webster hardness testers for copper alloy, and W – B92 Webster hardness tester for stainless steel, respectively suitable for testing the hardness of materials such as copper, brass and mild steel.

1.Indenter

Adopt import special steel material, New technology of manufacturing, High hardness, good toughness,Long life, good interchangeability.

2.Dial Glass

High strength and high toughness of dial glass, Not easy to break after shock.

3.Handle

Forged aluminum alloy material, Anodic oxidation handle, Beautiful, wear-resistant, resistant to pollution.

4.Hardness Blocks

Use standard Rockwell hardness tester, In strict accordance with the metrological verification regulations.

5.Stability

Stability of full scale value, Calibration point stability, Pointer no "crawl".

6.Portability

The high quality portable instrument boxPerfect fit sponge for bufferNot only provides portability for instrumentbut also supply the maximum protection at the same time.

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