Carbon and Alloy
Bright Annealing,Black Phosphating,Galvanizing
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Heat Exchanger
DIN2391,En 10305-1, JIS G3445, ASTM A519
Bk, Gbk, Bkw, Bks or Nbk
St35,St45,St52, E235, E355, 1010, Stkm 11A
ISO 9001 Ts16949
Non-Secondary
Automotive,Hydraulic System and Precision Device
Plywood Box or Bundles