Alloy Steel Plate for Structure
May 11 2009
grade:12Mn,15MnVN,16Mn,15MnV,14MnNb,Q295(A,B),Q345(A,B,C,D,E),Q390(A,B,C,D,E)
Q420(A,B,C,D,E),Q460(C,D,E),Q500(D,E),Q550(D,E),Q620(D,E),Q690(D,E),SM490(A,B,C),
SM490Y(A,B),SM520(B,C),SM570,St44-3,St…
HS-CODE : 72-