... Blind Flanges2.Size:1"-38"3.Material:Alloy steel4.standard:ANSI5.place of origin:ShangHaiDetailed description1Our Main ProductElbow( ... Pipe Bend, Threadolet, Weldolet,Flanges,steel pipe,Tube,API pipe,Oil line pipe and so on2Out Diameter1/8 ... ,F11,F22,F9,F5,F91Stainless:304,316,321,API 5L:Gr.B,X42,X52,X60,X65,X70 ... and so onAPI 5CT:J555StandardAPI,GB,ASTM,ASME,ANSI,DIN,GOST,JIS and so on6Place ...