... EHS. Structure 1*3, 1*7 and 1*19, Coating Class A & B. BS183&443, AS1222-1,IEC60-8881. General introduction: High ... EHS. Structure 1*3, 1*7 and 1*19, Coating Class A & B. BS183&443, AS1222-1,IEC60-8881. General introduction: High ... EHS. Structure 1*3, 1*7 and 1*19, Coating Class A & B. BS183&443, AS1222-1,IEC60-888 galvanized stay steel ...