Material ‐ ASTM B505 Nickel ‐ Alumium Bronze UNS C95520

Standard Specification for Copper Alloy Continuous Casting

Group - Non ‐ Ferrous Copper Alloy

Sub Group - ASTM B505 / 505M Copper Alloys for Continuous Casting

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

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

Chemical Composition Heat Treatment
Tin Sn % 0.250 max.
Lead Pb % 0.030 max.
Zinc Zn % 0.300 max.
Ni + Cu Ni% + Cu% 4.200 ‐ 6.000 As ‐ Cast or Solution Annealing or Annealing
Iron Fe % 4.000 ‐ 5.500
Manganese Mn % 1.500 max.
Aluminium Al % 10.000 ‐ 11.500
Copper Cu % 74.500 min.
Mechanical Properties
Tensile Strength in Mpa 862 min.
Yield Strength in Mpa 655 min.
Elongation in % 8 min.
Reduction of Area in %
Hardness in BHN 262 min.
Impact in Joule

Cross Reference Table

Material Standard Country Grade Belong to the Industry
B30 C95520 ASTM USA Ingot and Casting
B271 C95520 ASTM USA Casting
B505 C95520 ASTM USA Casting
SB ‐ 148 C95520 ASME USA Casting
78Cu ‐ 11Al ‐ 5.1Ni ‐ 4.8Fe SAE USA Casting