... -40K 3.Material:A105/304L/316L/LF2 4.ISO lap joint pipe flange1. Material: Carbon Steel, Stainless steel, Alloy steel2. ... on flange, blind flange, socket weld flange, threaded flange, lap joint flange, plate flange, reducing flange, spectacle blind flange, loose ... and face type1/2''-24'' Flat Face, Raised Face, Ring Joint Face, Lap Joint Face, Male Face, Female Face, Tongue & Groove FacePressure ...