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Legislation Top 10 Reasons to Use Green Alloys™
Standard-Stocked Alloys

C90800

  • Product Description: Tin Bronze
  • Solids: 1  to 6" OD
  • Tubes: 1" to 6" OD
  • Rectangles: Up to 10"
  • Standard Lengths: 144"
  • Shape/Form: Semi-finished; mill stock or near net shapes; anode; bar stock; billet/bloom; squares; hex; plate; profile or structural shape; flats/rectangular bar
  • Compliance: C90800 is compliant with key legislation including (1) Federal Safe Drinking Water Act 1974 &mdash SDWA, (2) Federal Reduction of Lead in Drinking Water Act 2011 and (3) California AF1953
  • » Download C90800 Spec Sheet (.pdf)

Typical Uses

  • Industrial speed reducers, worm gears  

Similar or Equivalent Specification

CDA ASTM ASARCON SAE AMS Federal Military Other
C90800 B427                  

Chemical Composition (according to ASTM B427-09[2015])

Cu%1 Sn% Pb% Zn% Fe% Ni%2 Sb% P%3 S% Al% Mn% Si%
  • 1In determining Cu min., Cu may be calculated as Cu + Ni.
  • 2Ni value includes Co.
  • 3For continuous castings, P shall be 1.5%, max.
  • Note: Cu + Sum of Named Elements, 99.4% min. Single values, unless otherwise noted, represent maximums.
85.00-
89.00
11.00-
13.00
 
0.25
 
0.25
 
0.15
 
0.50
 
0.20
 
0.30
 
0.05
 
0.005
 
0.005
 
0.005

Machinability

Copper Alloy UNS No. Rating Density (lb/in at 68° F)
C90800 20 0.317

Mechanical Properties (according to ASTM B427-09[2015])

Tensile Strength, min Yield Strength, at .5% extension under load min Elongation, in 2 in. or 50 mm min Brinell Hardness Remarks
ksi MPa ksi MPa % typical BHN  
45 310 22 152 14 95 (500 kg)