Stainless Steel 1 size:1/2-24'' 2 Pressure class:150-15001bs 3 Facing:RF/FF/RTJ 4 Material Stainless Steel Model:JS304R030Specifications:1 size:1/2-24''2 Pressure class:150-15001bs3 Facing:RF/FF/RTJ4 Material ;Carbon Steel,Stainless steel5 Standards AISI ,DIN ,UNI, JIS, BS etc6 Type:slip on,welding neck,blind,plate,socket welding,threaded etc Stainless Steel Flange