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17-4 PH Rod
Stainless Steel ASTM-A564

Carbon Chromium Copper Nickel Manganese Phosphorus Silicon Sulfur (Sulphur) 
16% Max. 15-17.5% 3-5% 3-5% 1% Max. 0.04% Max. 1% Max. 0.03% Max. 


17-4 PH Stainless Steel is a precipitation hardening martensitic stainless steel. Typical usage is seen in applications requiring high strength and a modest level of corrosion resistance. Strength and toughness desired can be manipulated by temperate range in the heat treatment process.

  • High strength
  • Modest level of corrosion resistance
Meets ASTM-A564 Specifications (The following are also available upon request:)
  • AMS-5643
  • ASTM-A564
Forms Available

Flat BarThickness 0.125" to 2.5"Width 0.500" to 6"Request a Quote! 
RoundDiam. 0.25" to 18"Request a Quote!  

Physical Properties
Density0.282Lbs. per cubic inch @ 68°F (annealed)
Electrical Resistivity-microhm-cm
Thermal Expansion6μin/in-°F @Temperature 69.8 - 199 °F
Thermal Expansion6.5μin/in-°F @Temperature <=801 °F
Thermal Conductivity124BTU-in/hr-ft² -° F @Temperature 300 ° F
Thermal Conductivity157BTU-in/hr-ft² -° F @Temperature 900 ° F
Electrical Resistivity3.03e-05 ohm-in

NOTE: The information contained herein are intended for reference and comparison purposes only. They should NOT be used as a basis for design specifications or quality control. It is given without obligation or liability. Contact us for manufacturers' complete material property datasheets.

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