UNS S32750 F53

Excellent durability in highly corrosive conditions and widely used for valve manufacture in chemical processing and marine environments. 

Alloy 2507

Werkstoffe number 1.4410

UNS S32750

Fully certified materials

Additional testing available

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UNS S32750 F53  Mechanical Properties

Tensile Strength (Mpa/ N/ mm2)730-930
0.2% Proof Stress (MPa /N/mm2 ) minimum530
Elongation (A5 & 4D) minimum23.00%
Hardness (HB) maximum290
Charpy V-notch Impact at ambient Temp (J)100 minimum
Ultrasonic TestingAt customers request
Ferrite Content50.00%
MicrostructureMicrostructure certified free from grain boundary carbides, sigma, chi and laves phases

UNS S32750 F53 Chemical Composition


For more technical information download our F53 information sheet here


F53’s excellent corrosion resistance, strength and ductility opens it to use in many environments, such as marine, food processing, pollution control, the oil and gas and pulp and paper industry.

End uses:

  • Fasteners
  • Valves
  • Oil and chemical tankers
  • Pumps
  • Bleaching components
  • Propellers
  • Fans
  • Fertiliser production

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Mike Andrews

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