Nickel

Southwest Stainless & Alloy offers our customers the highest-quality nickel products available. Click on the alloy grade name in the left column to view specifications.

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Grade 20

Product & Size Range Typical Applications
Seamless Pipe 1/2″ – 24″
  • Chemical and allied industries
  • Food and dye production
  • Heat exchangers
  • SO2 scrubbers and other severe environments
  • Tanks
  • Pickling racks
  • Valves
Welded Pipe 1/2″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Pressure 1/2″ – 24″
150# Fittings 1/4″ – 24″
Tubing 1/4″, 3/8″, 1/2″
Valves 1/2″ – 24″
Bar 1″ – 24″

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Grade 200

Product & Size Range Typical Applications
Seamless Pipe 1/2″ – 24″
  • Food production (cool brines, fatty acids, & fruit juices)
  • Vessels in which fluorine is generated and reacted with hydrocarbons
  • Storing & transportation of phenol
  • Manufacture handling of sodium hydroxide, production of viscose rayon & manufacture of soap
  • Production of hydrochloride and chlorination of hydrocarbons
Welded Pipe 8″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Bar 1″ – 24″
Flanges 1/2″ – 24″
Pressure Fittings 1/2″ – 24″

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Grade 400

Product & Size Range Typical Applications
Seamless Pipe 1/2″ – 24″
  • Feedwater and steam generator in power plants
  • Brine heaters and evaporator bodies in salt plants
  • Sulfuric and hydrofluoric acid alkylation plants
  • Industrial heat exchangers
  • Cladding for crude oil distillation columns
  • Splash-zone sheathing in offshore structures
  • Propeller and pump shafts for seawater service
  • Monoethanolamine (MEA) reboiler tubes
Welded Pipe 8″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Bar 1″ – 24″
Pressure Fittings 1/2″ – 24″
150# Fittings 1/4″ – 24″
Tubing 1/4″, 3/8″, 1/2″
Valves 1/2″ – 24″

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Grade 600

Product & Size Range Typical Applications
Seamless Pipe 1/2″ – 24″
  • Steam generators
  • Chemical processing
  • Food processing
  • Superheaters
  • Jet engines
  • Electronic parts
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Bar 1″ – 24″

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Grade 625

Product & Size Range Typical Applications
Welded Pipe 1/2″ – 24″
  • Used for structures in contact with seawater and subject to high mechanical stress
  • Flue gas scrubber components
  • Chimney linings
  • Superphosphoric acid production equipment
  • Sour gas production tubes
  • Offshore industry, marine equipment
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Bar 1″ – 24″

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Grade 800/800H/800HP

Product & Size Range Typical Applications
Seamless Pipe 1/2″ – 24″
  • Steam/hydrocarbon reforming for components
  • Ethylene pyrolosis tubing in convection and radiant sections – resistance to carburization and good mechanical properties
  • Ethylene dichloride cracking tubes
  • Components of heat exchangers, piping systems
  • Steam generators tubing in helium coolant
Welded Pipe 8″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Bar 1″ – 24″

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Grade 825

Product & Size Range Typical Applications
Seamless Pipe 1/2″ – 24″
  • Components for heating coils, tanks, crates
  • Fuel element dissolvers (Sulfuric & nitric acids, caustic hydroxide)
  • Sea water cooled heat exchangers; offshore product piping system tubes and components
  • Pipelines carrying wet sulphur dioxide gas & pulp digesters in the paper making process
  • Heat exchangers, evaporators, scrubbers
Welded Pipe 8″ – 24″
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Bar 1″ – 24″

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Grade C-276

Product & Size Range Typical Applications
Welded Pipe 1/2″ – 24″
  • Chemical processing
  • Pollution control
  • Pulp and paper
  • Other severe environments and/or conditions
Butt-Weld Fittings 1/2″ – 24″
Flanges 1/2″ – 24″
Valves 1/2″ – 24″
Bar 1″ – 24″

Download Specification Sheet