Wednesday, April 8, 2020

What is the material of the propeller material?

a. Nickel aluminium bronze (nickalium) 
Copper: 55~62%, Aluminium: 0.5~2.2%, Nickel: 0.5%, Manganese: 
0.5~1.0%, Iron: 0.4~1.5%, balance is Zinc 
b. Manganese bronze 
Copper: 58%, Iron: 1%, Aluminium: 1%, Manganese: 1%, Nickel: 0.5%, Zinc: 
38%, Tin: 0.5%

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