Hastelloy B-4

Hastelloy B-4, also known as N10629, is a high-performance nickel-based alloy developed by Haynes International. As part of the Hastelloy B series, it features a composition rich in nickel, molybdenum, and chromium, offering excellent corrosion resistance and structural integrity. This advanced specialty alloy is engineered for demanding environments, making it suitable for applications requiring superior durability and resistance to aggressive chemical media.

Equivalent grades 

• Hastelloy B-4
• UNS N10629
• W.Nr. 2.4600
• NS 3204

Chemical Composition Reference

Mo: 26%~30%

Fe: 1%~6%

Cu: 0.5%

Mn: 1.5%

Cr: 0.5%~1.5%

Al: 0.1%~0.5%

Co: 2.5%

Physical Property Reference

• Density: 9.2 g/cm³

• Tensile Strength: 760 MPa

• Yield Strength: 350 MPa

• Elongation: 40%

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 Thick
• 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

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