Long Weld Neck Flange
Short Description:
Weld neck flanges are used in applications where the conditions are severe and critical. Some of these conditions include high pressure, wide fluctuations in temperature and pressure, high temperature, fluids that are volatile and hazardous, and temperatures in the sub-zero range.size
Long Weld Neck Forged Flange Size: 1/2”-6”
DN10~DN150
facing
Flat Face Full Face (FF), Raised Face (RF), Male Face(M), Female Face (FM), Tongue Face(T), Groove Face (G), Ring Joint Face ( RTJ/ RJ ).
International Standard Flanges :
American Standard
ASME B16.5
Pressure Class 150~2500
Size: 1/2”-6”
Orifice Union B16.36
Pressure Class 150~2500
Size: 1/2”-6”
Materials used by :
CARBON STEEL – ASTM/ASME SA-105, SA-105N, A-350 LF-2, LF-3, A694, SA-516-70, A36
STAINLESS STEEL – ASTM/ASME A182 Gr F304 , A182 Gr F304H, A182 Gr F304L, A182 Gr F304N, A182 Gr F304LN, A182 Gr F316, A182 Gr F316L, A182 Gr F316N, A182 Gr F316LN, A182 Gr F316Ti, A182 Gr F321, A182 Gr F321H, A182 Gr F347, A182 Gr F347H, A182 Gr F317, A182 Gr F317L, 309 310, 310H, 904L
Duplex – F-51
ALLOY STEEL: A-182-F-1, F-5, F-6, F-9, F-11, F-12, F-22
Type
LONG WELD NECK