Leaded Bronze Casting
Chemical Composition |
|
LB-1 |
Standard: BS 1400 |
Copper Alloys |
CU |
SN |
PB |
ZN |
NI |
P |
SI |
Impurities |
LB-1 |
Rem. |
8-10 |
13-17 |
1 |
2 |
0.1 |
0.02 |
0.3 |
|
|
LB-2 |
Standard: BS 1400 |
Copper Alloys |
CU |
SN |
PB |
ZN |
FE |
NI |
P |
AL |
SI |
SB |
Impurities |
LB-2 |
Rem. |
9-11 |
8.5-11 |
1 |
0.15 |
2 |
0.1 |
0.01 |
0.02 |
0.5 |
0.5 |
|
|
LB-4 |
Standard: BS 1400 |
Copper Alloys |
CU |
SN |
PB |
ZN |
NI |
P |
SI |
SB |
Impurities |
LB-4 |
Rem. |
4-6 |
8-10 |
2 |
2 |
0.1 |
0.02 |
0.5 |
0.5 |
|
|
AB-5 |
Standard: JIS |
Copper Alloys |
CU |
SN |
PB |
ZN |
NI |
P |
SI |
SB |
Impurities |
LB-5 |
Rem. |
4-6 |
18-23 |
1 |
2 |
0.1 |
0.01 |
0.5 |
0.3 |
|
|
LTB-3 |
Standard: IS 318-1981 |
Copper Alloys |
CU |
SN |
PB |
ZN |
FE |
NI |
AL |
SI |
SB |
Impurities |
LTB-3 |
Rem. |
6-8 |
9-11 |
0.75 |
0.35 |
2 |
0.01 |
0.02 |
0.5 |
0.8 |
|
|
LTB-4 |
Standard: IS 318-1981 |
Copper Alloys |
CU |
SN |
PB |
ZN |
FE |
NI |
AL |
SI |
SB |
Impurities |
LTB-4 |
Rem. |
6-8 |
14-16 |
0.75 |
0.35 |
2 |
|
0.02 |
0.5 |
0.8 |
|
|
LTB-5 |
Standard: IS 318-1981 |
Copper Alloys |
CU |
SN |
PB |
ZN |
FE |
NI |
AL |
SI |
SB |
Impurities |
LTB-5 |
Rem. |
9-11 |
8.5-11 |
1 |
0.35 |
2 |
0.01 |
0.02 |
0.5 |
0.8 |
|
|
LTB-6 |
Standard: IS 318-1981 |
Copper Alloys |
CU |
SN |
PB |
ZN |
FE |
NI |
AL |
SI |
SB |
Impurities |
LTB-6 |
Rem. |
4-6 |
18-23 |
1 |
0.35 |
2 |
|
0.01 |
0.5 |
0.8 |
|
|
Physical Properties |
Leaded Bronze |
Grade B.S. 1400: 1985 |
Nominal Composition |
2% PS N/mm Min |
Tensile Strength N/mm Min |
Elongation % Min |
Brinell Hardness Min |
LPB-1 |
76/9/0/15 |
|
|
|
|
LB2 |
80/10/0/10 |
80 |
180 |
8 |
60 |
LB3/LBC3 |
85/10/0/5 |
100 |
195 |
10 |
65 |
LB4 |
85/5/0/10 |
60 |
160 |
7 |
55 |
LB5 |
75/5/0/20 |
70 |
150 |
5 |
45 |
LBC3 |
79/10/1/10 |
80 |
180 |
8 |
60 |
LBC4 |
78/7/0/15 |
80 |
170 |
8 |
60 |
|
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