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 etc. LOOSE FLANGE1.Carbon steel flange with different variaties 2.Size: from 1/2"to 80" DN15 TO DN2000 3Materials: carbon steel or stainless1.Name: carbon steel flange2.Size: from 1/2" to 80"( dn15 to dn2000)3.Materials: carbon steel or stainless steel4.ASTM A105, SS400,ST37.2, ST35.3 ...