|
We manufacture Alloy
Ingots (Brass Ingots), Alloy Billets (Brass Billets)
in confirmation to different International Standards.
Below are the
charts of chemical composition of some of the alloys including alloy ingots and billets which we manufacture.
| Chemical Composition of Group 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 Group 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 Group 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 |
e |
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 |
- |
- |
- |
- |
- |
- |
| Zinc |
Balance
|
Balance
|
Balance
|
| Total Impurities |
- |
0.50 |
- |
0.50 |
- |
0.50 |
|