2024年4月23日发(作者：怀思美)

公称通径

Nominal Pipe

Size

外径

Outside

Diameter

公称壁厚T

Norminal Wall Thickness

NPS

1/8

1/4

3/8

1/2

3/4

1

1

1/4

1

1/2

2

2

1/2

BN

6

8

10

15

20

25

32

40

50

65

D

10.3

13.7

17.1

21.3

26.7

33.4

42.2

48.3

60.3

73.0

XS

2.41

3.02

3.20

3.73

3.91

4.55

4.85

5.08

5.54

7.01

SCH5s SCH10s SCH10 SCH20 SHC30 SCH40s STD

---

---

---

1.65

1.65

1.65

1.65

1.65

1.65

2.11

1.24

1.65

1.65

2.11

2.11

2.77

2.77

2.77

2.77

3.05

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

1.73

2.24

2.31

2.77

2.87

3.38

3.56

3.68

3.91

5.16

1.73

2.24

2.31

2.77

2.87

3.38

3.56

3.68

3.91

5.16

SCH40 SCH60 SCH80s

1.73

2.24

2.31

2.77

2.87

3.38

3.56

3.68

3.91

5.16

---

---

---

---

---

---

---

---

---

---

2.41

3.02

3.20

3.73

3.91

4.55

4.85

5.08

5.54

7.01

SCH80 SCH100 SCH120 SCH104 SCH160 XXS

2.41

3.02

3.20

3.73

3.91

4.55

4.85

5.08

5.54

7.01

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

4.78

5.56

6.35

6.35

7.14

---

---

---

7.47

7.82

9.09

9.70

10.15

8.74 11.07

9.53

14.02

3

3

1/2

4

5

6

8

10

12

14

16

18

20

22

24

26

28

30

80

90

100

125

150

200

250

300

350

400

450

500

---

600

---

700

---

88.9

101.6

114.3

141.3

168.3

219.1

273.1

323.9

355.6

406.4

457.2

508

559

610

660

711

762

2.11

2.11

2.11

2.77

2.77

2.77

3.40

3.96

3.96

4.19

4.19

4.78

4.78

5.54

---

---

6.35

3.05

3.05

3.05

3.40

3.40

3.76

4.19

4.57

4.78

4.78

---

---

---

---

---

---

---

---

6.35

6.35

---

---

---

---

---

---

---

---

---

---

5.49

5.74

6.02

6.55

7.11

8.18

9.27

5.49

5.74

6.02

6.55

7.11

8.18

9.27

5.49

5.74

6.02

6.55

7.11

---

---

---

---

---

7.62

8.08

8.56

9.53

10.97

12.70

12.70

12.70

---

---

---

---

---

---

---

---

---

7.62

8.08

8.56

9.53

7.62

8.08

8.56

9.53

---

---

---

---

---

15.09

18.26

---

---

11.13

12.70

14.27

18.26

21.44

---

---

---

---

---

20.62

25.40

11.13 15.24

---

---

13.49 17.12

15.88 19.05

18.26 21.95

10.97 10.97

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

15.09

17.48

19.05

21.44

6.35 7.04

6.35 7.80

8.18 10.31

9.27 12.70

23.01 22.23

28.58 25.40

6.35 8.38 9.53

---

---

9.53 10.31 14.27

9.53

9.53

21.44 25.40 28.58 33.32 25.40

23.83

26.19

27.79

30.96

31.75

36.53

35.71

40.49

---

---

---

---

---

---

---

---

---

7.92 9.53

7.92 9.53

11.13 15.09

12.70 16.66

4.78 6.35 7.92 11.13 ---

5.54

5.54

6.35

---

---

6.35

6.35

6.35

---

---

9.53 14.27 19.05

9.53

9.53

9.53

9.53

9.53

9.53

---

22.23

23.83 29.36 34.93 39.67 45.24

26.19

28.58

30.96

---

---

---

32.54

34.93

38.10

41.28

44.45

47.63

50.01

53.98

9.53 12.70

9.53 12.70

15.09 20.62

17.48 24.61

---

---

---

---

---

---

9.53 14.27 ---

---

---

---

38.89 46.02 52.37 59.54

---

---

---

---

---

---

---

---

---

---

---

---

7.92 12.70

7.92 12.70 15.88

7.92 7.92 12.70 15.88 ---

2024年4月23日发(作者：怀思美)

公称通径

Nominal Pipe

Size

外径

Outside

Diameter

公称壁厚T

Norminal Wall Thickness

NPS

1/8

1/4

3/8

1/2

3/4

1

1

1/4

1

1/2

2

2

1/2

BN

6

8

10

15

20

25

32

40

50

65

D

10.3

13.7

17.1

21.3

26.7

33.4

42.2

48.3

60.3

73.0

XS

2.41

3.02

3.20

3.73

3.91

4.55

4.85

5.08

5.54

7.01

SCH5s SCH10s SCH10 SCH20 SHC30 SCH40s STD

---

---

---

1.65

1.65

1.65

1.65

1.65

1.65

2.11

1.24

1.65

1.65

2.11

2.11

2.77

2.77

2.77

2.77

3.05

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

1.73

2.24

2.31

2.77

2.87

3.38

3.56

3.68

3.91

5.16

1.73

2.24

2.31

2.77

2.87

3.38

3.56

3.68

3.91

5.16

SCH40 SCH60 SCH80s

1.73

2.24

2.31

2.77

2.87

3.38

3.56

3.68

3.91

5.16

---

---

---

---

---

---

---

---

---

---

2.41

3.02

3.20

3.73

3.91

4.55

4.85

5.08

5.54

7.01

SCH80 SCH100 SCH120 SCH104 SCH160 XXS

2.41

3.02

3.20

3.73

3.91

4.55

4.85

5.08

5.54

7.01

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

4.78

5.56

6.35

6.35

7.14

---

---

---

7.47

7.82

9.09

9.70

10.15

8.74 11.07

9.53

14.02

3

3

1/2

4

5

6

8

10

12

14

16

18

20

22

24

26

28

30

80

90

100

125

150

200

250

300

350

400

450

500

---

600

---

700

---

88.9

101.6

114.3

141.3

168.3

219.1

273.1

323.9

355.6

406.4

457.2

508

559

610

660

711

762

2.11

2.11

2.11

2.77

2.77

2.77

3.40

3.96

3.96

4.19

4.19

4.78

4.78

5.54

---

---

6.35

3.05

3.05

3.05

3.40

3.40

3.76

4.19

4.57

4.78

4.78

---

---

---

---

---

---

---

---

6.35

6.35

---

---

---

---

---

---

---

---

---

---

5.49

5.74

6.02

6.55

7.11

8.18

9.27

5.49

5.74

6.02

6.55

7.11

8.18

9.27

5.49

5.74

6.02

6.55

7.11

---

---

---

---

---

7.62

8.08

8.56

9.53

10.97

12.70

12.70

12.70

---

---

---

---

---

---

---

---

---

7.62

8.08

8.56

9.53

7.62

8.08

8.56

9.53

---

---

---

---

---

15.09

18.26

---

---

11.13

12.70

14.27

18.26

21.44

---

---

---

---

---

20.62

25.40

11.13 15.24

---

---

13.49 17.12

15.88 19.05

18.26 21.95

10.97 10.97

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

12.70

15.09

17.48

19.05

21.44

6.35 7.04

6.35 7.80

8.18 10.31

9.27 12.70

23.01 22.23

28.58 25.40

6.35 8.38 9.53

---

---

9.53 10.31 14.27

9.53

9.53

21.44 25.40 28.58 33.32 25.40

23.83

26.19

27.79

30.96

31.75

36.53

35.71

40.49

---

---

---

---

---

---

---

---

---

7.92 9.53

7.92 9.53

11.13 15.09

12.70 16.66

4.78 6.35 7.92 11.13 ---

5.54

5.54

6.35

---

---

6.35

6.35

6.35

---

---

9.53 14.27 19.05

9.53

9.53

9.53

9.53

9.53

9.53

---

22.23

23.83 29.36 34.93 39.67 45.24

26.19

28.58

30.96

---

---

---

32.54

34.93

38.10

41.28

44.45

47.63

50.01

53.98

9.53 12.70

9.53 12.70

15.09 20.62

17.48 24.61

---

---

---

---

---

---

9.53 14.27 ---

---

---

---

38.89 46.02 52.37 59.54

---

---

---

---

---

---

---

---

---

---

---

---

7.92 12.70

7.92 12.70 15.88

7.92 7.92 12.70 15.88 ---