... 1.High strength structural steel plates in the quenched and tempered condition 2.The max weight of steel ingot ... steelH:5-150W:900-4800I:3000-25000A,B,D,E,A32,D32,E32,A36,D36,E36,F32 ... Z15,Z25,Z35GB712-2000API GB53136Steel plates for boilers and pressure vesselsH:5-300W:900-4800I:3000- ... 5L-2004 4311High strength structural steel plates in the quenched and tempered conditionH:5-150W:900-4800I:3000 ...