Material – ASTM B271 Nickel Alumium Bronze UNS C95800

Standard Specification for Copper-Base Alloy Centrifugal Castings

Group - Non-Ferrous Copper Alloy

Sub Group - ASTM B271 Copper-Base Alloy Centrifugal Castings

Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries

Grade Belongs to the Industry - Rod, Bar, Tube and Shapes

Chemical Composition
LeadPb %0.030 max.
IronFe %3.500 - 4.500
Ni + CoNi% + Co% 4.000 - 5.000-
AluminiumAl %8.500 - 9.500
ManganeseMn %0.800 - 1.500
SiliconSi %0.100 max.
CopperCu %79.000 min.
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Heat Treatment
As-Cast or Annealing or Tempering
Mechanical Properties
Tensile Strength in Mpa585 min.
Yield Strength in Mpa240 min.
Elongation in %15 min.
Reduction of Area in %-
Hardness in BHN262 min.
Impact in Joule-

Cross Reference Table

Material Standard Country Grade Belong to the Industry
B148 C95800 ASTM USA Casting
B271 C95800 ASTM USA Casting
SB-148 C95800 ASME USA Casting
SB-505 C95800 ASME USA Casting
C95800 SAE USA Casting
CACIn703 KS Korea Ingot and Casting
B505 C95800 ASTM USA Casting