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DIN 1.4545 - 15-5PH

DIN 1.4545 - 15-5PH

DIN 1.4545 - 15-5PH is a martensitic precipitation-hardened stainless steel. It offers excellent surface smoothness and dimensional stability with excellent machinability and high mechanical properties. It is resistant to general corrosion and has good strength, toughness, and ductility across transverse dimensions, hardness, and corrosion resistance comparable to 304 stainless steel.

Equivalent grades

• DIN 1.4545
• 15-5PH
• UNS S15500
• XM-12
• X5CrNiCu15-5

Chemical Composition Reference


Physical Property Reference

• Density: 7.78 g/cm³

• Tensile Strength: 1380 MPa

• Yield Strength: 1275 MPa

• Melting Point: 1397– 1453°C

• Elogation: 10%

• Modulus of Elasticity: 200 GPa

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

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DIN 1.4545 - 15-5PH

Essential details
DIN 1.4545 is a high-grade martensitic stainless steel that offers excellent corrosion resistance and superior wear resistance. The 15-5PH alloy is an ideal choice for applications in which strength and durability are critical. This material is also highly resistant to stress corrosion cracking.

Typical Applications:

- Marine gas turbine compressor sections

- Hallow shafts

- Paper mill equipment

- Engine parts

- Aircraft components

- Gears

- Fittings and fasteners

- Nuclear reactor components

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