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WELD NECK RING FLANGE (WNRF)




weld neck ring flanges supplier in mumbai Send Enquiry

A weld neck flange is a type of steel flange designed to transfer stresses to the pipe to reduce high stress concentrations at the base of the flange. Compared with other types,weld neck flanges are know for their tapered hub and gentle transition from flange thickness to pipe wall thickness. They are deformation-resistant, and are normally used for high pressure,high or low temperature conditions.









Specification

MATERIAL :

Stainless Steel

304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L.

Duplex & Super Duplex Steel F 44, F 45, F51, F 53, F 55, F 60, F 61.
Carbon Steel & Alloy Steel F5, F9, F11, F12, F22, F91
Nickel Alloy UNS 2200 (NICKEL 200), UNS 4400 (MONEL 400), UNS 8825 INCONEL (825), UNS 6600 (INCONEL 600), UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 2201 (NICKEL 201), (ALLOY 20 / 20 CB 3)
Copper Alloy UNS NO. C 92200, UNS NO. C 83600, UNS NO. 70600, 71500, C 70600 (CU -NI- 90/10), C 71500 (CU -NI- 70/30), UNS NO C 10100, C 10200, C 10300, C 10800, C 12000, C 12200.
SIZE : From 1/2" to 60"
CLASS : 150#, 300#, 400#, 600#, 900#, 1500#, 2500#.
STANDARD : ASTM, BS, DIN, IS
VALUE ADDED SERVICES :
  • HOT DIPPED GALVANIZING
  • HEAT TREATMENT
  • CNC MACHINING
  • THREADING
  • APPLICATIONS :

  • Natural gas
  • chemical
  • petroleum
  • ship building
  • marine
  • paper making
  • metallurgy
  • electric
  • power
  • boiler