Steel Plates for boiler and pressure vessel Standdard:GB713,JIS G3103,DIN 17155,ASTM,EN 10028- ... 2003 Grade:Q235R etc Specifi Steel Plates for boiler and pressure vesselFeatures:1)Specification:Width:not less than 4.2mThickness: can ... ,15Mo3,16Mo313CrMo44,18MnMo4-5,19Mn6 Steel Plates for boiler and pressure vessel