Weld Neck Flanges - Stainless Steel Astm A182 & A240, Sizes 1/8" Nb To 48" Nb, High Pressure Durability

We are a fast growing organization, engaged in manufacturing, supply and export Weld Neck Flanges in Ningbo, Zhejiang, China to our clients. Our weld neck flanges are drilled with the wall thickness of flange having the same dimensions of pipe. Flanges for heavier pipes have smaller bore, while flanges of lighter pipes have larger bore.
Weld Neck Flanges are a very common type of pipe flanges used in various industrial applications. They have a long tapered hub and are often used for high pressure applications.

Product Range:
WNRF Flanges Size : 1/8" NB TO 48"NB.
WNRF Flanges Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.
Stainless Steel WNRF Flanges: ASTM A 182, A 240
Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L, Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel UNS 32750
Carbon Steel WNRF Flanges: ASTM A 105, ASTM A 181
Alloy Steel WNRF Flanges : ASTM A 182, GR F1, F11, F22, F5, F9, F91
Nickel Alloys WNRF Flanges : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276
Copper Alloys WNRF Flanges: Copper, Brass & Gunmetal
WNRF Flanges Standard
ANSI : ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627-29, DIN 2631-38,DIN2673
B.S : BS4504 , BS10, BS1560