型号
cold drawn bright steel round bar steel bar
Product Name
4140 cold drawn bright steel round bar steel bar 1045 aisi 1018 q235
Regular lenth
4-6m(Storage)
Material
a36 ss400 st37 s275jr q235 s45c 1020 1045 etc
Steel type
Carbon steel (CS)
Surface treatment
bright smooth surface
Inspection
The third party accepted