ASTM A790 S32750/2507 ডুপ্লেক্স ইস্পাত ঢালাই পাইপ

ব্যাস বাইরে

10.3-48.3

-0.80, 0.40

48.3-114.3

-0.80, 0.80

<114.3-219.1

-0.80, 1.60

219.1-457.2

-0.80, 2.40

457-660.4

-0.80, 3.20

660.4-864

-0.80, 4.00

<864-1219

-0.80, 4.80

পুরুত্ব

10.3-73

-12.5%, 20%

88.9-457.2, S/D≤5%

-12.5%, 22.5%

88.9-457, S/D 5%

-12.5%, 15%

≥508, S/D≤5%

-12.5%, 22.5%

≥508, S/D＞5%

-12.5%, 15%

/এসটিডি

/এক্সএস

1/8

6

10.3

0.89

1.24

1.73

2.41

1/4

8

13.7

1.25

1.65

2.24

3.02

3/8

10

17.1

1.25

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

11/4

32

42.2

1.65

2.77

3.56

4.85

11/2

40

48.3

1.65

2.77

3.68

5.08

2

50

60.3

1.65

2.77

3.91

5.54

21/2

65

73

2.11

3.05

5.16

7.01

3

80

88.9

2.11

3.05

5.49

7.62

31/2

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

9.53

6

150

168.3

2.77

3.4

7.11

10.97

8

200

219.1

2.77

3.76

8.18

12.7

10

250

273.1

3.4

4.19

9.27

12.7

12

300

323.9

3.96

4.57

9.53

12.7

14

350

355.6

3.96

4.78

9.53

12.7

16

400

406.4

4.19

4.78

9.53

12.7

20

500

508

4.78

5.54

9.53

12.7

24

600

609.6

5.54

6.35

9.53

12.7

30

750

762

6.35

7.92