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Weld Neck Flanges (WNRF)

 


Weld neck flanges (WNRF) are mainly in high demand in export market and are developed by our company to suit International buyer’s requirement and of very high quality standard due to our stringent quality policy. Weld Neck Flanges are mainly used on heat coupling of pipes when there is possibility of expansion of the section while bending stress on the coupling.

Threaded Flange
Size :- ½” NB to 50”NB
Class :- 150#, 300#,400 #,600#,900#, 1500# & 2500 #
Stainless Steel :- TP 304, 304L, 316, 316L, 316Ti, 309, 310, 310S, 317L, 321, 347
Carbon Steel :- ASTM A 105/106, ASTM A 181
Alloy Steel :- ASTM A 182, GR F1, F11, F22, F5, F9, F91
Non Ferrous :- Copper , Brass , Gun Metal
Nickel Alloys :- Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276
Duplex Steel :- ASTM / ASME A182 F 44, F 45, F51, F 53, F 55, F 60, F 61

Standard of Flanges
ANSI Flanges :- ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
DIN Flanges :- DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673
   
 

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