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MITECH Digital Hardness Tester MW-20 with high pricision and sensitivity
Introduction
Webster hardness tester is the first selected instrument for testing Aluminum profiles mechanical property in accordance with American Standard ASTM B647.It is a portable instrument which can perform on-site hardness test on aluminum alloys. The testing result can be read only through one clip. Convenient, efficient and reliable.
Used for quickly testing the hardness of aluminum profiles, tubings, sheets, accessories and other soft metal. Especially suitable for quick, non-destructive on-site one-by-one final products qualification test. Webster hardness tester can be also used for testing hardness of copper, brass and soft steel.
Technical Parameters
| Measurement Range | 0~20HW |
| Accuracy | 0.5HW |
| Hardness Range | 25～110HRE, 58～131HV |
| Test material | Aluminum Alloy(1100~7075 Series) |
Service
Instrument Maintenance
The instrument is a precision instrument, its life depends whether in proper use or good maintenance.User should always remember:
Prevent contamination, use soft cloth to clean the dust or stain of the tester especially remove the contamination on the dial head or it will cause error.
Prevent rust, when using pay special attention to its waterproof performance except clean it frequently, many parts will bear rust with water, the rust in the dial head will cause the instrument useless.
Prevent falling off, the tester is made up of many precision components, falling off will result in permanent damage to some parts.
Do not dismantle, all the components had already been put together properly in factory except calibration.