AISI 631 - 17-7PH

17-7PH is a precipitation-hardened stainless steel with high strength and good corrosion resistance. It is the most formable of all PH grades and features a unique blend of Chromium, Nickel, and Aluminum for superior strength and hardness. Ideal for applications requiring high performance, 17-7PH is perfect for aerospace and other applications.

Standard: ASTM, AISI, DIN, EN, GB, JIS

Technique: Hot Rolled/Cold Rolled/Galvnized

Processing Service: Welding, Punching, Cutting

Available Size Range: Click here

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Description

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17-7PH is a high strength, heat treatable stainless steel. Its excellent fatigue properties, good corrosion resistance, and minimum distortion upon heat treatment make it a valuable material for aerospace applications. It's also ideal for flat springs in temperatures up to 600°F (316°C).

Equivalent grades	• AISI 631 • 17-7PH • W.Nr. 1.4568 • UNS S17700
Chemical Composition Reference	0.09C-1Mn-1Si-0.03S-0.04P-16~18Cr-0.75~1.5Al-6.5~7.75Ni-Fe
Physical Property Reference	• Density: 7.8 g/cm³ • Tensile Strength: 1275 MPa • Yield Strength: 1030 MPa • Elogation: 6% • Modulus of Elasticity : 204 GPa • Melting Point: 1400-1450 °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

Typical Applications:

- Variety of springs and washers

- Chemical processing equipment

- Heat exchangers

- Power boilers

- Superheater tubes

- Components used in high-strength/high-temperature conditions

AISI 631 - 17-7PH

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