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Chip conditions
| 1.Flow type |
2.Semi-flow type |
3.Shear type |
4.Fine-shear type |
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Manufacturers
| SAN-ETSU METALS CO.,LTD. |
KITZ METAL WORKS CO.,LTD. |
| MITSUBISHI SHINDOH CO.,LTD. |
NIPPON SHINDO CO.,LTD. |
| OHKI BRASS & COPPER CO.,LTD. |
HITACHI ALLOY LTD. |
| NEW NIPPON BRASS CO.,LTD. |
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Free-cutting brass rods and bars
| JIS |
Chemical compositions (%) |
Chip conditions |
Caulking/bending |
| Cu |
Pb |
Fe |
Fe+Sn |
Zn |
| C3601BD,E |
59.0 to
63.0 |
1.8 to
3.7 |
0.30
max. |
0.5
max. |
rem. |
1 |
A |
| C3602BD,E |
ditto |
ditto |
0.50
max. |
1.0
max. |
rem. |
2 |
B |
| C3603BD,E |
57.0 to
61.0 |
ditto |
0.35
max. |
0.6
max. |
rem. |
3 |
C |
| C3604BD,E |
ditto |
ditto |
0.50
max. |
1.0
max. |
rem. |
3 |
C |
| C3605BD,E |
56.0 to
60.0 |
3.5 to
4.5 |
ditto |
ditto |
rem. |
4 |
D |
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| A:Suited B:Normal C:Inferior D:Unsuitable |
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Forging brass rods and bars
| JIS |
Chemical compositions (%) |
Chip conditions |
Caulking/bending |
| Cu |
Pb |
Fe |
Fe+Sn |
Zn |
| C3712BD,E |
58.0 to
62.0 |
0.25 to
1.2 |
--- |
0.8
max. |
rem. |
1 |
A |
| C3771BD,E |
57.0 to
61.0 |
1.0 to
2.5 |
--- |
1.0
max. |
rem. |
2 |
B |
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| A:Suited B:Normal C:Inferior D:Unsuitable |
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High-strength brass rods and bars
| JIS |
Chemical compositions (%) |
Chip
conditions |
Caulking
/bending |
| Cu |
Pb |
Fe |
Al |
Mn |
Sn |
Zn |
| C6782BD,E |
56.0 to
60.5 |
0.50
max. |
0.10 to
1.0 |
0.20 to
2.0 |
0.50 to
2.5 |
--- |
rem. |
2 |
D |
| Free-cutting |
58.0 to
59.0 |
1.0 to
1.3 |
0.3 to
0.4 |
--- |
1.0 to
1.5 |
0.3 to
0.5 |
rem. |
2 |
D |
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| A:Suited B:Normal C:Inferior D:Unsuitable |
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Copper and brass wires
| JIS |
Chemical compositions (%) |
Chip conditions |
Caulking/bending |
| Cu |
Pb |
Fe |
Fe+Sn |
Zn |
| C1100W |
99.9
min. |
- |
- |
- |
- |
- |
- |
| C2600W |
68.5 to
71.5 |
0.05
max. |
0.05
max. |
- |
rem. |
1 |
A |
| C2700W |
63.0 to
67.0 |
ditto |
ditto |
- |
rem. |
1 |
A |
| C2800W |
59.0 to
63.0 |
0.1
max. |
0.07
max. |
- |
rem. |
1 |
A |
| C3501W |
60.0 to
64.0 |
0.7 to
1.7 |
0.2
max. |
0.4
max. |
rem. |
1 |
A |
| C3601W |
59.0 to
63.0 |
1.8 to
3.70 |
0.3
max. |
0.5
max. |
rem. |
1 |
A |
| C3602W |
ditto |
ditto |
0.5
max. |
1.2
max. |
rem. |
2 |
B |
| C3603W |
57.0 to
61.0 |
ditto |
0.35
max. |
0.6
max. |
rem. |
3 |
C |
| C3604W |
ditto |
ditto |
0.5
max. |
1.2
max. |
rem. |
3 |
C |
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| A:Suited B:Normal C:Inferior D:Unsuitable |
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