ANSI/ASME B16.5 Long Weld Neck Flange/Integral Flanges
ANSI/ASME B16.5 Long Weld Neck Flange/Integral Flanges
Followings are the definition, information and application of various types of flanges:
SPECIFICATION:
Long weld neck flange(LWN flange) is also call integral flange, it means a welding neck flange has a very long neck . Commonly, the welding neck flange has a tapered neck and a bevel end which is going to butt welding with the matching pipe. But the long weld neck flange, has a straight short pipe as the neck of a long weld neck flange.
ANSI/ASME B16.5 Long Weld Neck Flange Integral Flanges
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Type |
Weld Neck,Slip On,Socket Weld,Threaded,Lap Joint etc |
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Size |
1/2”-160” DN15-DN4000mm |
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Face |
America Series:Flat face(FF),Raised face(RF),Tongue(T),Groove(G),Female(F),Male(M),Ring type joints face(RJ/RTJ) Europe Series:Type A(Flat Face),Type B(Raised Face),Type C(Tongue),Type D(Groove),Type E(Spigot),Type F(Recess),Type G(O-Ring Spigot),Type H(O-Ring Groove) |
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Pressure |
America Series: Class 150 ,Class 300, Class 600, Class 900A ,Class 1500,Class 2500. Europe Series: PN2.5,PN6,PN10,PN16,PN25,PN40,PN63,PN100,PN160,PN250,PN320,PN400. |
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Standard |
ASME/ANSI B16.5,ASME B16.47,ASME B16.36,AWWA C207.DIN 2527,2573,2576,2631,2632,2633,2634,2635,2566,2642.EN 1092,BS 4504,JIS B2220,GOST 10820,10821 etc. |
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Material |
Carbon Steel: ASTM A105, A181, ASTM A516 GR.60, GR.70, ASTM A694 F42, F46, F52, F56, F60, F65, F70, ST37, ST45.8, C22.8, S235, S235JRG2, P235GH, P245GH, P250GH, P265GH, P355GH, S355J2, 16MN, 20MN, Q235, 20#, CT20, SS400. |
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Stainless Steel: ASTM A182 F304, F304L, F316, F316L, F321, F321H, F304H, F316H, F347H, 1.4301, 1.4306, 1.4401, 1.4404, 1.4541, 1.4571, SUS304, SUS316. |
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Alloy Steel: ASTM A350 LF2, CL1/CL2, ASTM A182 F5, F9, F11, F12, F22, F91. |
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