AISI 630 - 17-4PH

Name: AISI 630 - 17-4PH
Brand: Ninesteel
Price: 100.0 USD
Availability: InStock

Product variants

SAE 630 (17-4 PH, or 17-4; UNS S17400) is a martensitic precipitation-hardenable stainless steel comprised of 15-17.5% chromium, 3-5% nickel, and 3-5% copper, with 17% chromium and 4% nickel giving it its name.

Equivalent grades

• AISI 630
• 17-4 PH
• UNS S17400
• W.Nr. 1.4548

Chemical Composition Reference

0.07C-1Mn-0.04P-0.03S-1Si-15~17.5Cr-3~5Ni-3~5Cu-0.15~0.45Nb,Ta

Physical Property Reference

• Density: 7.75 g/cm³

• Modulus of Elasticity: 196 GPa

• Thermal Conductivity: 18.3 W/m.K

• Specific Heat: 460 J/kg-°C

• Melting Range: 1404 – 1440°C

Stock & Dimensions

Our warehouse has a large number of stock to provide you with a variety of products in different sizes, and can also customize the size according to your needs.
• Bar: 0.5~600mm Diameter
• Coil: 0.5~150mm Thick
• Plate: 0.5~200mm Thick
• Pipe: 6~630mm External Diameter; 0.5~40mm Wall Tick
• Available in specific sizes

Product Forms

We provide you with a variety of product forms, including but not limited to:
• Bar/Rod
• Pipe/Tube
• Coil/Strip
• Plate/Sheet/Circle
• Wire
• Fitting (Flange, Elbow, Tee...)
• Customize

View full details

AISI 630 - 17-4PH

Essential details

17-4PH can be heat treated to high levels of strength and hardness, and features corrosion resistance and machinability comparable to austenitic 304 stainless. Being martensitic, 17-4 is magnetic.

AISI 630 is capable of being hardened up to approximately 44 Rc when heat treated to condition H900.

Typical Applications:

- Aerospace

- Biomedical

- Chemical Processing

- Food Process Equipment

- Gate Valves

- Mechanical Components

- Nuclear Waste Processing and Storage

- Oil and Gas Production

- Pulp and Paper

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