LOOSE FLANGE 1.Size:15-1200(1/2"-48) 2.Marerial:Q235,A105,ST37.2,20#,16Mn 3.Type:Flat, Slip-on,Bind ,Welding neck ... .28, MSS SP75 DIN: DIN2605/2615JIS: JIS B2313 EN: EN10253-1/2, EN10253-2 (3) Material: Carbon steel flanges ASTM A105, ASTM A350 ... , Large Tongue & Groove, Small Tongue & Groove(5) Size: 1/2" To 160"(6) Wall Thickness/Pressure Reating: Sch10 , Sch20 , Sch30 , Sch STD , Sch40 ...