SUZHOU KING ENTER IMPORT AND EXPORT CO., LTD. We have been adopting the world standards and regulations such as ISO, ASTM,DIN, EN, GB, BS, JIS,ANSI, UL, TAPPI, AATCC, IEC, VDE, and CSA.
Electric Superficial Hardness Testing Machine With ISO65082 ASTM E18 Standard Product Description Electric Superficial Rockwell Hardness Tester HRD-45 ...