... , MSS SP-75, MSS SP-79;ISO 3419,ISO 5251,DIN 2615SY/T 0510, SH 3408, SH3410SizeDN25Wall thicknessSCH10,SCH20,SCH30,STD ... WPB;ASTM A106;ASTM A350 LF2,DIN St37, St45.8, St52.4,St.35.8,St.35.8/IASTM A333 GR.6,ASTM A860 ... . We can meet the standards such as ASME/ANSI, JIS, DIN, and satisfy the needs of different steel materials. We were ...