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17-4PH Stainless Steel for Custom Parts

17-4PH (SUS630) is a precipitation-hardening stainless steel with high strength, durability, and corrosion resistance. It is used in gas turbines, chemical processing plants, and industrial machinery.

  • High strength
  • Precipitation hardening
  • Industrial applications
CNC machined Stainless Steel part 1

17-4PH Stainless Steel Overview

17-4PH (SUS630) is a precipitation-hardening stainless steel with high strength, durability, and corrosion resistance. It is used in gas turbines, chemical processing plants, and industrial machinery.

  • High strength: 17-4PH is designed for components that need high strength and durability.
  • Precipitation hardening: The alloy develops its strength through age hardening.
  • Industrial applications: Use it for turbines, processing equipment, and machinery.

Selection note: 17-4PH combines precipitation-hardening strength with stainless steel corrosion resistance for high-performance components.

Compare other Stainless Steel grades

Manufacturing Processes for 17-4PH Stainless Steel

17-4PH Stainless Steel Material Specifications

Mechanical Properties

Tensile strength, yield725–1170 MPa
Fatigue strength480 MPa
Elongation at break6–14 %
Hardness248–388 Brinell

Physical Properties

Density7.80 g/cm³

17-4PH Stainless Steel Manufacturing Facilities

17-4PH Stainless Steel FAQs

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