... "-48) 2.Marerial:Q235,A105,ST37.2,20#,16Mn 3.Type:Flat, Slip-on,Bind ,Welding neck etc LOOSE FLANGE(1 ... ) Flanges Type: Plate Flange, Flat Flange, Slip on Flange, Welding Neck Flange ... , F5a, F9, F11, F12, F22, F91(4) Connection Type: Raised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small ...