OTG PPSB Flanges Welding Neck

Welding Neck

Weld Neck Flange consists of a circular fitting with a protruding rim around the circumference. Generally machined from a forging, these flanges are typically butt welded to a pipe. The rim has a series of drilled holes that permit the flange to be affixed to another flange with bolts.

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Product Description

STEEL WELD NECK FLANGES MANUFACTURER

  • Size: 1/2″ (15 NB) to 48″ (1200NB)
  • Standards: ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
  • Pressure Ratings: Class 150, Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500 | PN6, PN10, PN16, PN25, PN40, PN64 etc.
  • Carbon Steel Weld Neck Flanges: ASTM A105/A105N, A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65, F70, A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange), Steel RST37.2, C22.8
  • Stainless Steel Weld Neck Flanges: ASTM A182 F202, F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L
  • Alloy Steel Weld Neck Flanges: ASTM A182 F1, F5, F9, F11, F22, F91
  • Special Alloy Weld Neck Flanges: Duplex, Super Duplex, Nickel Alloys
  • Flange Face Type: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
  • Coating/Surface Treatment: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized

Please contact us if you have any query about our products. EMAIL to otg@otgfitting.com