Main Materials

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Alloy No.
Chemical Composition
Cu
Pb
Fe
Sn
Zn
AI
As
Mn
Ni
P
Si
Cu+Ni-Fe-Mn
C 1020 99.96
Above
- - - - - - - - - - -
C 1100 99.90
Above
- - - - - - - - - - -
C 1201 99.90
Above
- - - - - - - - 0.004
Above
0.015
Not Reach
- -
C 1220 99.90
Above
- - - - - - - - 0.015
~0.040
- -
C 2200 89.0
~91.0
0.05
Under
0.05
Under
- - - - - - - - -
C 2300 84.0
~86.0
0.05
Under
0.05
Underr
- - - - - - - - -
C 2600 68.5
~71.5
0.05
Under
0.05
Under
- Residue - - - - - - -
C 2700 63.0
~67.0
0.05
Under
0.05
Under
- Residue - - - - - - -
C 2800 59.0
~63.0
0.05
Under
0.05
Under
- Residue - - - - - - -
C 4430 70.0
~73.0
0.05
Under
0.05
Under
0.9
~1.2
Residue - 0.02
~0.06
- - - - -
C 6870 76.0
~79.0
0.05
Under
0.05
Under
- Residue 1.8
~2.5
0.02
~0.06
- - - - -
C 6871 76.0
~79.0
0.05
Under
0.05
Under
- Residue 1.8
~2.5
0.02
~0.06
- - - 0.20
~0.50
-
C 6872 76.0
~79.0
0.05
Under
0.05
Under
- Residue 1.8
~2.5
0.02
~0.06
- 0.20
~1.0
- - -
C 7060 - 0.05
Under
1.0
~1.8
- 0.05
Under
- - 0.20
~1.0
9.0
~11.0
- - 99.5
Above
C 7100 - 0.05
Under
0.50
~1.0
- 0.05
Under
- - 0.20
~1.0
19.0
~23.0
- - 99.5
Above
C 7150 - 0.05
Under
0.40
~1.0
- 0.05
Under
- - 0.20
~1.0
29.0
~33.0
- - 99.5
Above
C 7164 - 0.05
Under
1.7
~2.3
- 0.05
Under
- - 1.5
~2.5
29.0
~32.0
- - 99.5
Above