Polished Carbon Steel Round Bar 1020 1016 1060 1045 1018 1055 Q195 Q215 Q235

Polished Carbon Steel Round Bar 1020 1016 1060 1045 1018 1055 Q195 Q215 Q235

ZHONGNENG UNION Product Name Q235 ASTM A36 S235jr Q345b S355jr SAE1020 SAE1045 Carbon Round Iron Rod/Square Steel Bar Standard JIS, AISI, ASTM, DIN, TUV,BV,SUS,etc Material Q195, Q215,Q235,Q345,ST37, ...