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Chemical Composition of A Copper Alloy Ingots and Billets - BS 1400 1973
Name
BS
PB - 04
Phosphors bronze
LPB1
Leaded Phosphors Bronze
LG2
85/5/5/5 Leaded Gun Metal
LG4
87/7/3/3 Leaded Gun Metal
Elements
Min
Max
Min
Max
Min
Max
Min
Max
Copper
Rem
-
Rem
-
Rem
-
Rem
-
Tin
9.7
-
6.5
8.5
4.0
6.0
6.0
8.0
Zinc
-
0.5
-
2.0
4.5
6.0
1.7
3.2
Lead
-
0.75
2.0
5.0
4.0
6.0
2.7
3.5
Phosphorous
0.5
-
0.4
-
-
0.02
-
0.02
Nickel
-
0.5
-
1.0
-
2.0
-
2.0
Iron
-
-
-
0.2
-
0.2
-
0.2
Aluminium
-
-
-
-
-
-
-
-
Manganese
-
-
-
-
-
-
-
-
Antimony
-
-
-
0.2
-
0.2
-
0.2
Arsenic
-
-
-
-
-
0.2
-
0.15
Silicon
-
-
-
-
-
-
-
-
Bismuth
-
-
-
-
-
-
-
-
Magnesium
-
-
-
-
-
-
-
-
Sulphur Nicbium
-
-
-
-
-
-
-
-
Impurities
-
0.50
-
0.50
-
0.80
-
0.70
 
Chemical Composition of B Copper Alloy Ingots and Billets
Name
AB1
Aluminium Bronze
AB2
Aluminium Bronze
HTB1
High Tensile Brass
HTB3
High Tensile Beta Brass
Min
Max
Min
Max
Min
Max
Min
Max
Copper
Rem
-
Rem
-
55.0
-
55.0
-
Tin
-
0.1
-
0.1
-
1.0
-
0.20
Zinc
-
0.50
-
0.50
Rem
-
Rem
-
Lead
-
0.05
-
0.05
-
0.50
-
0.20
Phosphorous
-
-
-
-
-
-
-
-
Nickel
-
1.0
4.0
5.5
-
1.0
-
1.0
Iron
1.5
3.5
4.0
5.5
0.7
2.0
1.5
3.25
Aluminium
8.5
10.5
8.8
10.0
0.5
2.5
3.0
6.0
Manganese
-
1.0
-
1.5
-
3.0
-
4.0
Antimony
-
-
-
-
-
-
-
-
Arsenic
-
-
-
-
-
-
-
-
Silicon
-
0.25
-
0.10
-
0.10
-
0.10
Bismuth
-
-
-
-
-
-
-
-
Magnesium
-
0.05
-
0.05
-
-
-
-
Total Impurities
-
0.30
-
0.20
-
0.20
-
0.20
 
Chemical Composition of B Copper Alloy Ingots and Billets
Name
PB1
Phosphors Bronze
PB2
Phosphors Bronze
CT1
Copper Tin
LG1
83/3/9/5 Leaded Gun Metal
Min
Max
Min
Max
Min
Max
Min
Max
Copper
Rem
-
Rem
-
Rem
-
Rem
-
Tin
10.2
-
11.2
13.0
9.2
11.0
2.0
3.5
Zinc
-
0.05
-
0.30
-
0.05
7.5
9.5
Lead
-
0.25
-
0.50
-
0.25
4.0
6.0
Phosphorous
0.60
-
0.25
-
-
0.15
-
-
Nickel
-
0.10
-
0.50
-
0.25
-
2.0
Iron
-
0.10
-
0.15
-
-
-
-
Aluminium
-
0.01
-
0.01
-
-
-
0.01
Manganese
-
-
-
-
-
-
-
-
Antimony
-
-
-
-
-
-
-
-
Arsenic
-
-
-
-
-
-
-
-
Silicon
-
0.02
-
0.02
-
-
-
0.02
Bismuth
-
-
-
-
-
-
-
0.10
Magnesium
-
-
-
-
-
-
-
-
Total Impurities
-
0.60
-
0.20
-
0.80
-
1.0
 
 
 
Name
JIS C 3601
(H 3250)
JIS C 3604
(H 3250)
JIS C 3771
(H 3250)
Min
Max
Min
Max
Min
Max
Copper
59.00
63.00
57.00
61.00
57.00
61.00
Tin
-
0.20
-
0.20
-
0.30
Lead
1.80
3.50
1.80
3.50
0.50
2.50
Iron
-
0.30
-
0.35
-
0.35
Aluminium
-
-
-
-
-
-
Manganese
-
-
-
-
-
-
Nickel
-
-
-
-
-
-
Arsenic
-
-
-
-
-
-