1.high quality 2.competitive price 3.prompt delivery time 4.professional services 1) Standard: ASME 16.5, 16.47 2) Material:Carbon steel: A105/A694 F42/F46/F52/F60, Stainless steel: A182 F304, F316, F321, F347, 304L, F304H, F347H, F317L, 316L, F316Ti. 3) Connecting Face: RF, FF, RTJ, MFM, TG 4) Specification scope: 1/2 in ~ 36in Pressure: 150#,300#, 600#, 1500#, 2500# etc, W. thickness: SCH10, ...