Place of Origin:China
Our main steel grade is as following: 1.Tool Die Steel rounds and flats D3, D2, H11, H13, P20, H21, O1, A2, O2, L6,1.2080, 1.2379, 1.2344, 1.2311, SKD61, NAK80, DC53, Cr12, Cr12MoV, 6CrW2Si etc. 2. Alloy Steel Round Bars JIS SCr420, SCr440, SCM435, SCM440...
HENAN JIANHUI CONSTRUCTION MACHINERY CO., LTD.