재질

화 학 성 분 (%)

용접성

내식성

절삭성

표면처리

Cu

Si

Mg

Zn

Mn

Cr

Fe

Ti

Ni

Al

1070

0.04"

0.02"

0.03"

0.04"

0.03"

D

0.25"

0.03"

D

99.7

A

A

D

A

1050

0.05"

0.25"

0.05"

0.05"

0.05"

D

0.40"

0.03"

D

99.5

A

A

D

A

1100

0.05
~0.2

Si+Fe
1.0"

D

0.1"

0.05"

D

D

D

D

99

A

A

D

A

2011

5~6

0.40"

D

0.30"

D

D

0.7"

Bi0.2
~0.6

Pb0.2
~0.6

잔량

C

D

A

C

2014

3.9
~5.0

0.5
~1.2

0.2
~0.8

0.25"

0.4
~1.2

0.1"

0.7"

0.15"

D

잔량

C

D

B

C

2017

3.5
~4.5

0.8"

0.2
~0.8

0.25"

0.4
~1.0

0.10"

0.7"

0.15"

D

잔량

D

D

D

D

2024

3.8
~4.9

0.50"

1.2
~1.8

0.25"

0.3
~0.9

0.10"

0.50"

0.15"

D

잔량

C

D

A

C

3003

0.05
~0.20

0.6"

D

0.10"

1
~1.5

D

0.7"

D

D

잔량

A

A

D

A

3004

0.25"

0.30"

0.8
~1.3

0.25

1
~1.5

D

0.7"

D

D

잔량

A

A

D

A

5052

0.10"

0.25"

2.2
~2.8

0.10"

0.10"

0.15
~0.35

0.40"

D

D

잔량

A

A

C

A

5083

0.10"

0.40"

4
~4.9

0.25"

0.3
~1.0

0.05
~0.25

0.40"

D

D

잔량

A

A

B

A

6061

0.15
~0.4

0.4
~0.8

0.8
~1.2

0.25"

0.15"

0.04
~0.35

0.7"

D

D

잔량

A

A

B

B

6063

0.1"

0.2
~0.6

0.45
~0.9

0.10"

0.10"

0.10"

0.35"

D

D

잔량

A

A

C

A

7075

1.2
~2.0

0.40"

0.45
~0.8

5.1
~6.1

0.20"

0.18
~0.35

0.5"

0.20"

D

잔량

C

C

A

C