白钢管白钢棒白钢板不锈钢棒|不锈钢板|不锈钢管-津城联合钢材有限公司

公称外径

外径

壁厚

0.065

0.083

0.109

0.113

0.120

0.133

0.134

0.140

0.145

0.148

0.154

0.156

0.165

0.180

0.188

0.203

0.216

0.218

0.226

0.237

0.258

0.280

0.322

0.365

0.375

0.437

DN

NPS

in

mm

1.65

2.11

2.77

2.87

3.05

3.38

3.40

3.56

3.68

3.76

3.91

3.96

4.19

4.57

4.78

5.16

5.49

5.54

5.74

6.02

6.55

7.11

8.18

9.27

9.52

11.10

15

1/2

0.840

21.34

80.41
19.47

102.83
25.49

135.00
34.66

20

3/4

1.050

26.67

64.34
15.32

82.28
19.96

108.02
26.93

111.92
28.02

25

1

1.315

33.40

51.38
12.07

65.70
15.67

86.25
21.01

89.37
21.84

94.97
23.35

105.5
26.16

32

11/4

1.660

42.16

40.70
9.46

52.05
12.24

68.33
16.34

70.80
16.97

75.24
18.12

83.38
20.25

83.87
20.38

87.82
21.43

40

11/2

1.900

48.26

35.56
8.22

45.47
10.62

59.69
14.15

61.85
14.89

65.73
15.67

72.84
17.50

73.27
17.61

76.72
18.50

79.30
19.18

50

2

2.375

60.33

28.44
6.53

36.37
8.42

47.75
11.10

49.47
11.60

52.58
12.37

58.27
13.79

58.61
13.88

61.37
14.57

63.44
15.09

64.82
15.44

67.40
16.10

65

21/2

2.875

73.03

30.05
6.91

39.45
9.16

40.87
9.50

43.43
10.13

48.13
11.27

48.42
11.34

50.70
11.91

52.41
12.38

53.55
12.61

55.68
13.14

56.39
13.32

59.67
14.14

65.08
15.51

68.07
16.27

73.48
17.66

80

3

3.500

88.90

24.68
5.65

32.40
7047

33.57
7.75

35.68
8.25

39.54
9.18

39.78
9.24

41.65
9.69

43.05
10.03

43.99
10.28

45.74
10.69

46.33
10.83

49.02
11.49

53.46
12.59

55.92
13.20

60.36
14.32

64.22
15.29

90

31/2

4.000

101.60

21.60
4.93

28.35
6.51

29.38
6.75

31.22
7.19

34.60
8.00

34.80
8.04

36.44
8.44

37.67
8.73

38.49
8.93

40.02
9.30

40.54
9.42

42.89
9.99

46.78
10.94

48.93
11.47

52.82
12.43

56.20
13.27

56.71
13.40

58.76
13.91

100

4

4.500

114.30

19.20
4.37

25.20
5.77

26.11
5.98

27.75
6.37

30.75
7.08

30.94
7.12

32.39
7.47

33.48
7.73

34.21
7.90

35.58
8.23

36.03
8.34

38.12
8.84

41.58
9.68

43.49
10.14

46.95
10.98

49.95
11.72

50.41
11.83

52.23
12.28

54.78
12.92

125

5

5.563

141.30

20.39
4.65

21.12
4.82

22.45
5.13

24.88
5.69

25.02
5.73

26.20
6.00

27.09
6.21

27.67
6.35

28.78
6.61

29.15
6.70

30.84
7.10

33.64
7.77

35.18
8.13

37.98
8.81

40.41
9.39

40.78
9.48

42.25
9.84

44.31
10.34

48.21
11.29

150

6

6.625

168.28

17.12
3.89

17.74
4.03

18.85
4.29

20.89
4.76

21.01
4.79

22.00
5.02

22.74
5.19

23.24
5.31

24.16
5.53

24.47
5.60

25.89
5.93

28.24
6.49

29.54
6.79

31.89
7.35

33.93
7.84

34.24
7.91

35.47
8.20

37.20
8.62

40.48
9.41

43.94
10.25

200

8

8.625

219.08

13.15
2.98

13.62
3.08

14.48
3.28

16.05
3.64

16.14
3.66

16.90
3.84

17.47
3.97

17.85
4.06

18.56
4.22

18.80
4.28

19.89
4.53

21.69
4.95

22.69
5.18

24.50
5.60

26.06
5.97

26.30
6.03

27.25
6.25

28.58
6.56

31.09
7.16

33.75
7.79

38.83
9.01

250

10

10.750

273.05

12.95
2.93

13.56
3.07

14.02
3.17

14.32
3.24

14.89
3.38

15.08
3.42

15.96
3.62

17.41
3.95

18.21
4.14

19.65
4.48

20.91
4.77

21.10
4.81

21.86
4.99

22.93
5.24

24.95
5.71

27.08
6.21

31.16
7.18

35.31
8.16

300

12

12.750

323.85

12.72
2.88

13.46
3.05

14.68
3.33

15.35
3.48

16.57
3.76

17.63
4.01

17.79
4.04

18.43
4.19

19.33
4.40

21.03
4.80

22.83
5.22

26.27
6.02

29.77
6.85

30.57
7.04

350

14

14.000

355.60

11.58
2.62

12.25
2.77

13.37
3.02

13.98
3.17

15.09
3.42

16.06
3.64

16.20
3.68

16.79
3.81

17.61
4.00

19.16
4.36

20.79
4.74

23.92
5.47

27.11
6.22

27.84
6.39

32.46
7.49

400

16

16.000

406.40

10.72
2.42

11.69
2.64

12.23
2.77

13.20
2.99

14.05
3.18

14.18
3.21

14.69
3.33

15.41
3.94

16.76
3.81

18.19
4.14

20.93
4.77

23.72
5.42

24.36
5.57

28.41
6.52

1、爆破压力：采用Barlow公式P1=(2σt)/D,其中P1:爆破压力Mpa σ：抗张强度Mpa t:壁厚mm D:外径mm.

2、管内许可压力：采用公式P2=[2（σ/f）Et]/(D-t)，其中P2：管内许可压力Mpa σ：屈服强度Mpa E：质量系数取0.85(本公司担供E=1的焊管)F：安全系数取1.5 D：外径mm t：壁厚mm

计算条件：温度20°C，钢号304，屈服强度205Mpa,抗张强度205Mpa。