Steel Flange

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Steel Flange

Get a quote for all of your steel flanges here. We carry and source multiple grades of steel flange, including A105 Steel Flanges, cast steel flanges, and galvanized steel flanges. These also come in a variety of pressure ratings and patterns to meet commercial or US Navy military specifications including the following:

  • MIL-F-20042 steel flange
  • MIL-F-17823 steel flange
  • MIL-F-20670 steel flange

We also supply multiple styles of flange to meet your needs including the following:

  • Blind steel flanges
  • Buttweld steel flanges
  • Slip On steel flanges
  • Socket Weld steel flanges
  • Threaded steel flanges
  • Weld Neck steel flanges

You can also order steel flange with the following structure variations

  • B-110 steel flanges
  • B-110C steel flanges
  • B-110D steel flanges
  • Extra Heavy bore steel flanges
  • Flat Face steel flanges
  • Reducing steel flanges
  • Standard bore steel flanges
  • Raised face steel flanges


Product Specifications

Steel Grade

A105, Cast, Galvanized


B-110, B-110C, B-110D, Extra Heavy Bore, Flat Face, Reducing, Standard Bore, Unspecified


Backing, Blind, Butt Weld, Lap Joint, Lokring, Slip On, Socket Weld, Threaded, Weld Neck

Pressure Rating

150 lb, 1500 lb, 250 lb, 300 lb, 600 lb, 700 lb, 900 lb


NONE, Schedule 40, Schedule 80


1/8 in., 1-1/4 in., 1 in., 1/4 in., 1/2 in., 1-1/2 in., 2-1/2 in., 2 in., 3-1/2 in., 3 in., 3/8 in., 3/4 in., 4 in., 4-1/2 in., 5 in., 6 in., 7 in., 8 in., 9 in., 10 in., 11 in., 12 in., 14 in., 16 in., 18 in., 20 in., 24 in., 26 in., 28 in., 30 in., 32 in., 34 in., 36 in., 40 in., 44 in., 48 in.

Mil-Spec Or Navy Drawing

MIL-F-17823, MIL-F-20042, MIL-F-20670, None


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