EN 10025-6 S620Q strength steel limit

EN 10025-6 S620Q strength steel quenching Gangsteel produce and supply materials of EN10025-6 S620q steel plate and equal grade S590Q, S690Q, S690QL, S690QL1, WQ690D, Q550D, WQ590D, WH70Q, WDB620E, WH785E S620q steel plate Executive standard: EN10025-6, GB/T16270-2009. EN10025-6 S620q Alloy special steel