Stainless Alloy Pipe, Fittings & Flanges

Stainless PFF

MultAlloy stocks both major AML and non major AML producers of stainless pipe, fittings and flanges from 304L to 904L.

Alloy 304/304L

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Product & Size Range
Seamless Pipe 1/4″ – 24″
Welded Pipe 1/2″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Seamless Butt-Weld Fittings 1/2″ – 24″
Pressure Fittings 1/4″ – 24″
150# Fittings / Nipples 1/4″ – 24″
Valves 1/2″ – 24″
Tubing 1/4″, 3/8″, 1/2″, 3/4″, 1″
Flanges 1/2″ – 24″
Bar 1/8″ – 24″

Typical Applications

  • Sanitary systems
  • Dairy and food processing
  • Heat exchangers, evaporators
  • Feedwater heaters

Alloy 310S

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Product & Size Range
Seamless Pipe 1/2″ – 24″
Welded Pipe 8″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Bar 1″ – 24″

Typical Applications

  • Heat exchanger and heat recuperator tubing
  • Molten salt applications
  • Sulfur-bearing gas atmospheres

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Alloy 316/316L

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Product & Size Range
Seamless Pipe 1/4″ – 24″
Welded Pipe 1/2″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Seamless Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Pressure Fittings 1/4″ – 24″
150# Fittings / Nipples 1/4″ – 24″
Valves 1/2″ – 24″
Tubing 1/4″, 3/8″, 1/2″, 3/4″, 1″
Bar 1/8″ – 24″

Typical Applications

  • Nuclear, chemical processing, rubber, plastics, pulp/paper, pharmaceutical and textile industries
  • Heat exchangers, condensers and evaporators

Alloy 317L

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Product & Size Range
Welded Pipe 1/2″ – 24″
Seamless Pipe 1/2″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Bar 1″ – 24″

Typical Applications

  • Flue gas desulfurization scrubber systems
  • Chemical and petro-chemical processing
  • Pulp and paper plants
  • Food processing equipment
  • Textile equipment

Alloy 321/321H

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Product & Size Range
Seamless Pipe 1/2″ – 24″
Welded Pipe 6″ – 24″
Bar 1″ – 24″
Butt-Weld Flanges 1/2″ – 24″
Flanges 1/2″ – 24″

Typical Applications

  • High-temperature chemical processes
  • Heat exchanger tubes
  • Refineries
  • High-temperature steam service

Alloy 347/347H

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Product & Size Range
Seamless Pipe 1/2″ – 24″
Welded Pipe 8″ – 24″
Butt-Weld Flanges 1/2″ – 24″
Bar 1″ – 24″

Typical Applications

  • High-temperature chemical process
  • Heat exchanger tubes
  • Refineries
  • High-temperature steam service

Alloy 410

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Product & Size Range
Seamless Pipe 1/2″ – 24″

Typical Applications

  • Pipeline transportation of fluids mixed with solids like coal, sand or gravel

Alloy 904L

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Product & Size Range
Seamless Pipe 1/2″ – 24″

Typical Applications

  • Production and transport of sulfuric acid
  • Metal pickling in sulfuric acid
  • Production and concentration of phosphoric acid
  • Use in seawater, brackish water, condensers, heat exchangers and general pipe work
  • Paper and allied industries
  • Gas washing

Alloy 2205

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Product & Size Range
Seamless Pipe 1/2″ – 24″
Welded Pipe 1/2″ – 24″
Butt-Weld Flanges 1/2″ – 24″
Flanges 1/2″ – 24″
Bar 1″ – 24″

Typical Applications

  • Heat exchangers, tube & pipe for gas & oil
  • Heat exchangers and pipes in desalination plants
  • Pressure vessels, pipes, & tanks for various chemicals and chlorides
  • Rotors, fans, shafts and press rolls where high corrosion fatigue is needed

Alloy 254SMO®

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Product & Size Range
Seamless Pipe 3/4″ – 24″
Butt-Weld Fittings 3/4″ – 24″
Flanges 3/4″ – 24″
Bar 1″ – 24″

Typical Applications

  • Seawater handling equipment
  • Pulp mill bleach systems
  • Tall oil distillation columns and equipment
  • Chemical processing equipment
  • Food processing equipment
  • Desalination equipment
  • Flue gas desulfurization scrubbers

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