... Steel Plate 1.Certificate:ISO9001 2.Grade: ASTM A516 GR.70Q235B/Q345B/Q345C/S235 JR/S275 JR/45#. SS400 CommodityCarbon steel ... ASTM A36,E235BUsageUsed in home appliances construction, machinery manufacturing, container manufacturing, shipbuilding, bridges, etc ... , Mill Test CertificateUsageUsed in home appliances construction, machinery manufacturing, container manufacturing, shipbuilding, bridges, etc. ...