Chemical Composition of Material

Material                           Composition %

 C

 Si

 Mn

 P

 S

 Cr

 Ni

 Cu

201

≤0.10

≤0.50

10.2-11.2

≤0.045

≤0.01

13-14

1.2-1.4

0.6-0.8

304

≤0.08

≤0.5

0.9-1.1

≤0.045

≤0.01

18.3-18.9

8.0-8.2

0.2-0.3

Inch

Nomal

OD(mm)

SCHEDULE

5S

10S

20S

40S

80S

1/8"

6

10.29

1.24

1.73

2.41

1/4"

8

13.72

1.65

2.24

3.02

3/8"

10

17.15

1.65

2.31

3.2

1/2"

15

21.3

1.65

2.11

2.77

3.73

3/4"

20

26.7

1.65

2.11

2.87

3.91

1"

25

33.4

1.65

2.77

3.38

4.55

1"1/4

32

42.26

1.65

2.77

3.56

4.85

1"1/2

40

48.16

1.65

2.77

3.68

5.08

2"

50

60.3

1.65

2.77

3.91

5.54

2"1/2

65

73

2.11

3.05

5.16

7.01

3"

80

88.9

2.11

3.05

5.49

7.62

3"1/2

90

101.6

2.11

3.05

5.74

8.08

4"

100

114.3

2.11

3.05

6.02

8.56

5"

125

141.3

2.77

3.4

6.55

9.52

6"

150

168.3

2.77

3.4

7.11

10.97

8"

200

219.08

2.77

3.76

8.18

12.7

10"

250"

273.05

3.4

4.19

6.35

9.27

12.7

12"

300"

323.85

3.96

4.57

6.35

9.52

12.7

14"

350"

355.6

3.96

4.78

7.92

11.13

19.05

16"

400"

406.4

4.19

4.78

7.92

12.7

21.44

18"

450"

457.2

4.19

4.78

7.92

14.27

23

20"

500"

508

4.78

5.54

9.53

15.09

88

22"

550"

558.8

4.78

5.54

9.53

26.19

24"

600"

609.6

5.54

6.35

9.35

17.48

28.58

30"

700"

762

6.35

7.92

30.96