The hammer impact Brinell hardness block is a precision calibration tool designed for the HBC hammering type Brinell hardness tester, a portable device for t

Ultrasonic hardness  blocks are essential calibration tools for portable ultrasonic hardness testers (UCI technology), widely used in non-destructive te

The standard Knoop hardness test block used to ensure the accuracy of Knoop microhardness testers.

A standard Shore hardness block kit is a precision calibration tool designed for verifying the accuracy of portable Shore hardness testers, is commonly used

A standard Leeb hardness block is a precision calibration tool used to verify the accuracy and reliability of Leeb hardness testers.

The GL-410 Spectrometer is an Full Spectrum Optical Emission Spectrometer (OES) designed for high-precision multi-matrix elemental analysis (e.g., Fe, Cu, Al

The full scale digital Rockwell Hardness Tester is a full automatic hard testing machine  , making it ideal for metallographic laboratory hardness testi

ASTM Standard Micro Hardness Block, the surface is mirrored，if you need, may with Calibration Certificate,Micro test block are used to calibrate the accuracy

ASTM Standard Rockwell Vickers Block, the surface is mirrored，if you need, may with Calibration Certificate,Suitable for metallographic laboratories, calibra

ASTM standard brinell hardness block ,with Calibration Certificate,ASTM hardness test block Suitable for metallographic laboratories, calibration organizatio