C6301

C6301 is a brass alloy known as nickel aluminium bronze, widely used for its excellent corrosion resistance, strength, and wear resistance.

Chemical Composition (Approximate)

• Copper (Cu): 78% - 83%

• Aluminium (Al): 8.5% - 11%

• Nickel (Ni): 4% - 6%

• Iron (Fe): 3% - 5%

• Manganese (Mn): Up to 1%

• Zinc (Zn), Lead (Pb), Tin (Sn), Silicon (Si): Small amounts as impurities

Mechanical Properties

• Tensile Strength: Around 600 – 760 MPa

• Yield Strength: Around 400 – 530 MPa

• Elongation: 5% – 15%

• Hardness: 170 – 220 HV (Vickers)

Applications

• Marine hardware and components exposed to seawater

• Pump and valve parts

• Bearings, gears, and structural parts requiring corrosion resistance and strength

• Aerospace and defence components

Key Features

• High strength and toughness

• Excellent corrosion resistance in marine and chemical environments

• Moderate machinability and good weldability