Weld-Neck Flanges — representative product photograph
Representative image. Actual product follows the agreed specification.

Flanges · HSN Chapter 73

Weld-Neck Flanges

Long-hub weld-neck flanges butt-welded to the pipe for high-pressure and cyclic service.

The tapered hub of a weld-neck flange spreads stress into the pipe, which suits high-pressure, high-temperature and cyclic-load piping. The bore is matched to the pipe schedule specified.

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  • Sourced from suitable Indian manufacturers
  • Availability and lead time confirmed per enquiry
  • Export documentation coordinated with the order
Specification details

What we need to quote

Specifications available based on your requirement. Share as many of these as you can:

Material grade
As required
Size
As required
Pressure class
As required
Face type
As required
Standard
As required
Bore / schedule
As required
Packaging
As required

Common materials

  • Carbon steel
  • Stainless steel
  • Alloy steel

Standards commonly referenced

  • ASME B16.5
  • ASME B16.47 Series A/B
  • EN 1092-1 (Type 11)

Compliance is confirmed against the standard named in your enquiry.

Typical applications

  • High-pressure process piping
  • Refinery and petrochemical lines
  • Steam service
  • Pipeline terminals

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