... 4.T/T,L/C 5.API,CE,ISO flange steel pipe flange,ansi flange,tube flange for ... fittings and Specialized NACE & HIC Fittings. l FLANGES FLANGESProduction NameSlip-on welding flange;welding nece flange;socket ... :ASTM A182 F304/304L, F316/316L, F321, F347, ANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST ... ,ETC. ASME B16.11ISO9001:2000 , API , BV , SGS, LOIYDApplications range: Petroleum ...