... , JB, GB, 3,Cert:TUV,ISO9001:2000,NK,BV DIN 2533 flangesize 1/2" to 24" ASME B16.524"to ... " ASME B16.47Type WNF, SO, SWF, BL, OF,LF,PLFace RF, FF, MF, MFM, RJ, TG, RTJ, SRF,Pressure Class ... ASME B16.5, ASME B16.47, ASME B16.36,DIN 86341-2000, DIN2505material Carbon steel(ASTM A105, Q235,A350LF2,A350LF3 ... papermaking, construction, etcSpecial design available as the requirement of customer DIN 2533 flange