发布时间：2014-08-14 17:00:44

Sell A285 Grade AA285 Grade A Specification: A285 Grade A is a kind of common carbon steel, the tensile 0f A285 Grade A is low or mid-low. There are three grades or levels material A285 Grade A, 285 Grade B, A285 Grade C in the standard ASTM A285/A285M. Plates ordered to this specification A2.........【阅读全文】