Silicon Bronze Chemical Composition

Silicon Bronze Chemical Composition As per astm b96-b96m

Elements Composition, %
Copper Alloy UNS No.
C65100 C65500
Copper, incl silver remainder remainder
Silicon 0.8–2.0 2.8–3.8
Manganese 0.7 max 0.50–1.3
Tin ... ...
Chromium ... ...
Zinc, max 1.5 1.5
Iron, max 0.8 0.8
Nickel, maxA ... 0.6
Lead, max 0.05 0.05

Silicon Bronze Chemical Composition As per astm b98-b98m

Composition, % Maximum
(Unless Shown as a Range or Minimum)
Copper Alloy UNS No.
C65100 C65500
Copper (Includes silver) remainder remainder
Lead 0.05 0.05
Iron 0.8 0.8
Zinc 1.5 1.5
Manganese 0.7 0.50–1.3
Silicon 0.8–2.0 2.8–3.8
Nickel (includes cobalt) ... 0.6

Silicon Bronze Chemical Composition As per astm b99-b99m

Composition,% max
Copper Alloy UNS No.
C65100 C65500
Copper (incl silver) remainder remainder
Lead 0.05 0.05
Iron 0.8 0.8
Zinc 1.5 1.5
Manganese 0.7 0.50–1.3
Silicon 0.8–2.0 2.8–3.8
Nickel ... 0.6

Silicon Bronze Chemical Composition As per astm f467

Composition,%
Copper and Copper-Base Alloys
UNS
Designation
Number
Alloy General Name Aluminum Copper,
min
Iron,
max
Manganese,
max
Nickel,
max
Phosphorus Silicon Zinc,
maxA
Lead, max Tin Arsenic,
max
C65100 651 silicon bronze 96.0A 0.8 0.7 0.8–2.0 1.5 0.05
C65500 655 silicon bronze 94.8A 0.8 1.5 0.6 2.8–3.8 1.5 0.05

A Minimum content of copper plus all other elements with specified limits shall be 99.5%.

Silicon Bronze Chemical Composition As per astm f468

Composition, % maximum except as shown, ellipses indicate no requirement for listed element
Copper and Copper-Base Alloys A
UNS
Designation
Number
Alloy General Name Aluminum Copper Iron Manganese Nickel B Phosphorus Silicon Zinc Lead Tin Arsenic
C65100 651 silicon bronze low B ... balanceC.F 0.80 0.70 ... ... 0.8-2.0 1.5 0.05 ... ...
C65500 655 silicon bronze high A ... balanceC.F 0.80 0.05-1.30 0.6 ... 2.8-3.8 1.5 0.05 ... ...

A Elements shown as balance shall be arithmetically computed by deducting the sum of the other named elements from 100.
B Cobalt is to be counted as nickel.