The category of Hardness: Rockwell hardness (HRC, HRB, HRA), Brinell hardness(HBS, HBW)
Vickers hardness (HV)
The category of Hardness: Rockwell hardness (HRC, HRB, HRA), Brinell hardness(HBS, HBW)
Vickers hardness (HV)




Machining Factory: DALIAN HENGYI MACHINERY CO., LTD.
Yingchengzi Industrial Park, Ganjingzi District, Dalian
Factory Address: No. 68 Qianyang Road, Donggang, Liaoning province, China