NO.

d

*-d1

E

F

T

S

H

H1

A

B

C

1

Φ *2

Φ*1

*8

*0

*7

*5

6

3

*1

4.4

7

2

Φ *6

Φ*1

*4

*0

*8

*0.2

4.8

2

*6

3.7

6.2

3

Φ *0

Φ*3.5

*3

*0

*4

*6.2

7.8

3.5

*4

5.5

8.5

4

Φ *5

Φ*7.5

*3

*8

*4

*2

8

3.5

*4

5.5

8.5

5

Φ *2

Φ*1

**2

*5

*3

*8

8

4

*8

6.5

*0.2

New

Φ *3

Φ*6.5

**2

**3

**0

*8

*7

*0

**4

*1

*7.8

Chemical Composition

Mg

Si

Fe

Cu

Mn

Cr

Zn

Ti

0.*1

0.*1

0.*3

<0.*8

<0.*8

<0.*4

<0.*2

<0.*5

Specification

Tension Intensity (N/mm2)

Yield Strength (N/mm2)

Ductility (%)

Surface Hardness

Internal Diameter Accuracy

Internal Roughness

Straightness

Thickness Error

Sb **7

S 0.2 **8

S8

HV **0

H*-H*1

Ra 0.**0.4

1/***0

± 1%