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UNS S31653 - EN 1.4429

UNS S31653 - EN 1.4429

UNS S31653 - EN 1.4429 is a high-alloy austenitic stainless steel designed for superior corrosion resistance. This material provides excellent resistance to pitting, crevice corrosion, and stress corrosion cracking, making it suitable for many challenging environments. Its corrosion resistance is similar to Alloy 904L, but with improved toughness and ductility.

Equivalent grades

• UNS S31653
• DIN 1.4429
• AISI 316 LN
• X2CrNiMoN17-13-3

Chemical Composition Reference


Physical Property Reference

• Density: 8.8 g/cm³

• Tensile Strength: 517-620 MPa

• Yield Strength: 172-345 MPa

• Modulus of Elasticity: 179 GPa

• Poisson's ratio: 0.32

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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UNS S31653 - EN 1.4429

Essential details
1.4429 is a stainless austenitic chromium-nickel-molybdenum steel with nitrogen addition. It is used in the pharmaceutical industry, in the chemical industry and in the petrochemical industry.

1.4429 is popularly known as AISI 316LN. This material has very good corrosion resistance, good mechanical properties and is weldable.


- Chemical industry

- Petrochemical industry

- Pulp and paper industry

- Pharmaceutical industry

- Textile industry

- Production of artificial fibres

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