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Nickel 188

Nickel 188

Nickel 188 is an ultra-high performance alloy with excellent oxidation resistance and strength at high temperatures. Its composition, including high chromium content and lanthanum additions, enhances its oxidation resistance and weldability. Nickel 188 can withstand temperatures up to 1460°F.

Equivalent grades

• Nickel 188
• UNS R30188
• W.Nr. 2.4683
• Haynes 188(HA188)
• KCN22W

Chemical Composition Reference


Physical Property Reference

• Density: 9.14 g/cm³

• Melting Point: 1300-1330°C

• Tensile Strength: 963 MPa

• Yield Strength: 446 MPa

• Elongation at break: 55%

• Thermal conductivity: 12.1 W/mK

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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Nickel 188

Essential details
Nickel 188 is a super alloy that provides excellent high-temperature strength and very good resistance to oxidizing environments up to 2100°F (1095°C). Its composition of cobalt, nickel, chromium, and tungsten makes it highly durable and easy to fabricate and form using conventional techniques.


- Spray bars

- Afterburner liners

- Gas turbine engine combustor cans

- Flame-holders

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