... G3119,JIS G3115,JIS G3126,EN 100287Quenched and tempered high strength steel plates for pressure vesselsH:12-60W:900-4800I:3000-2500007MnCrMoVR,07MnNiMoVDRGB19189 ... ,Q550,Q620,Q690,Q890,Q800,Q960GB/T16270-200912Wear-resistant steel H:5-150W:900-4800I:3000-2500020MnTiB,N,360,NM400 quality carbon structural steel plate