1.A105 ASME B16.9 carbon steel flange 2.1/2'' to 60'' ... C carbon steel flange 5.API,CE,ISO A105 ASME B16.9 carbon steel flange 1.Products Items:Slip-on ... hex nipple ,swage nipple,bushing,cross,outlet,etc.connecting typesocket weld or threaded (NPT or PT type)Size RangeFrom 1/ ... , ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC. ASME B16.11ISO9001:2000 , API , BV , SGS, LOIYDApplications range: Petroleum, chemical, ...