Nickel Alloy Flange Hastelloy C276 ASTM B564 UNS N10276 WN LWN Flange ASME B16.5 150#

1. The weld neck flange, abbreviated as WNF, is a flange type that is usually used with pipes, as opposed to pressure vessels. The design of the flange allows for a full penetration weld at its base where it connects to the pipe. This weld can be X-ray inspected for quality control.

2. WELD NECK FLANGE STANDARDS

ASME STANDARDS

• ASME B16.5 - Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard
• ASME B16.36 - Orifice Flanges
• ASME B16.47 - Large Diameter Steel Flanges: NPS 26 Through NPS 60 Metric/Inch Standard
  • Series A / MSS SP-44
    • For general use
    • Bolt circle diameter is larger than Series B
    • NOT interchangeable
  • Series B / API Std 605 (cancelled)
    • For compact use
    • Bolt circle diameter is smaller than Series A
    • NOT interchangeable

3. FLANGE - LONG WELD NECK, ANSI CLASS 150, ASME B16.5, 1/16" RAISED FACE (IN)

WRITTEN BY MATT MILBURY ON 16 FEBRUARY 2016. POSTED IN STANDARD CONNECTION FLANGE DATASHEETS

4. ASTM B564 HASTELLOY C276 FLANGES SPECIFICATION

5. OTHER TYPES OF HASTELLOY C276 FLANGES

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