SUS631 17-7PH Cold Rolled Stainless Steel Strip In Coil And Sheets

17-7 PH, 631, EN 1.4568, DIN X7CrNiAl17-7 is a precipitationhardening stainless steel that provides

high strength and hardness, excellent fatigue properties, good corrosion resistance, good formability,

and minimum distortion upon heat treatment. The alloy provides valuable property combinations

particularly well suited for aerospace applications.

This special alloy also provides benefits for other applications requiring high strength

and good corrosion resistance, as well as excellent properties for flat springs at temperatures up to 600°F (316°C).

COMPOSITION ( % weight )

• Carbon 0.09 max.
• Manganese 1.00 max.
• Phosphorus 0.040 max.
• Sulfur 0.030 max.
• Silicon 1.00 max.
• Chromium 16.00 - 18.00
• Nickel 6.50 - 7.75
• Aluminum 0.75 - 1.50

Typical applications

• Retaining rings
• Springs
• Valves and flanges
• Gears
• Aircraft parts

Typical Room Temperature Mechanical Properties

For Details, please Contact

WUXI GUANGLU Special Steel Co., Ltd.

Stainless martensitic • precipitation hardening steel • stainless ferritic — Our answer to your needs

Tel: +86 510 81812873

Email: export@guanglusteel.com

Wuxi Guanglu special steel ( ISO 9001 certified company ) is a reliable supplier

of high performance stainless materials and specialty alloys.

With the passion for stainless alloys, we are inspired, keeping moving forward.

For over ten years, we have successfully served customers involved in the manufacturing of

cutlery, knives, scissors, medical instruments, aerospace, energy and power generation, 

chemical and oil, shipping, automotive, mold, electronics and mechanical engineering industrial sectors.

We are tailored to meet the needs of customers.
Welcome to inquire, We are happy to work with you.