直縫電焊鋼管的尺寸規格

 ／mm

壁  厚／mm

3.8

4.0

4.2

4.5

4.8

5.0

5.4

5.6

6.0

6.5

7.0

8.0

9.0

10.0

11.0

12.0

鋼管的理論質量／(kg/m)

298.5

40.4

43.3

46.8

50.3

57.3

54.3

71.1

78.0

323.9

44.0

47.0

50.9

54.7

62.3

69.9

77.4

84.9

325

47.2

51.1

54.9

62.5

70.1

77.7

85.2

351

51.0

55.2

59.4

67.7

75.9

84.1

92.2

355.6

51.7

56.0

60.2

68.6

76.9

85.2

93.5

101.7

368

53.6

57.9

62.3

71.0

79.7

88.3

96.8

105.3

377

54.9

59.4

63.9

72.8

81.7

90.5

99.28

108.0

402

58.6

63.4

68.2

77.7

87.2

96.7

106.1

115.4

406.4

59.2

64.1

68.9

78.6

88.2

97.8

107.3

116.7

419

61.1

66.1

71.1

81.1

91.0

100.9

110.7

120.4

426

62.1

67.2

72.3

82.5

92.5

102.6

112.6

122.5

457

66.7

72.2

77.7

88.5

99.4

110.2

121.0

131.7

478

69.8

75.6

81.3

92.7

104.1

115.4

126.7

131.7

480

70.1

75.9

81.6

93.1

104.5

115.9

127.2

138.5

508

74.3

80.4

85.5

98,6

110.7

122.8

134.8

146.8

外徑

／mm

壁  厚／mm

0.5

0.6

0.8

1.0

1.2

1.4

1.5

1.6

1.8

2.0

2.2

2.5

2.8

3.0

3.2

3.5

鋼管的理論質量／(kg／m)

5

0.055

0.065

0.083

0.099

8

0.092

0.109

0.142

0.173

0.201

10

0.117

0.139

0.181

0.222

0.260

12

0.142

0.169

0.221

0.271

0.320

0.366

0.388

0.410

13

0.183

0.241

0.296

0.343

0.400

0.425

0.450

14

0.198

0.260

0.321

0.379

0.435

0.462

0.489

15

0.123

0.280

0.345

0.408

0.470

0.499

0.529

16

0.228

0.300

0.370

0.438

0.504

0.536

0.568

17

0.243

0.320

0.395

0.468

0.359

0.573

0.608

18

0.257

0.339

0.419

0.497

0.573

0.610

0.647

19

0.272

0.359

0,444

0.527

0.608

0.647

0.687

20

0.287

0.379

0.469

0.556

0.642

0.684

0.726

0.808

0.888

21

0.399

0.493

0.586

0.677

0.721

0.765

0.852

0.937

22

0.418

0.518

0.616

0.7U

0.758

0.805

0.897

0.986

1.074

25

0.477

0.592

0.704

0.815

0.869

0.923

1.030

1.134

1.237

1.387

28

0.537

0.666

0.793

0.918

0.980

1.0412

1.163

1.282

1.400

1.572

1.740

30

0.576

0.715

0.852

0.987

1.054

1.121

1.252

1.381

1.508

1.695

1.878

1.997

32

0.764

0.911

1.065

1.128

1.199

1.341

1.480

1.617

1.1819

2.016

2.145

34

0.814

0.971

1.125

1.202

1.278

1.429

1.578

1.725

1.942

2.154

2.293

37

0.888

1.059

1.229

1.313

1.397

1.562

1.726

1.888

2.127

2.361

2.515

外徑

 ／mm

壁  厚／mm

0.5

0.6

0.8

1.0

1.2

1.4

1.5

1.6

1.8

2.0

2.2

2,5

2.8

3.0

3.2

3.5

鋼管的理論質量／(kg／m)

38

0.912

1.089

1.264

1.350

1.436

1.607

1.776

1.942

2.189

2.430

2.589

2.746

2.978

40

0.962

1.148

1.333

1.424

1.515

1.696

1.874

2.051

2.312

2.569

2.737

2.904

3.150

45

1.09

1.30

1.51

1.61

1.71

1.92

2.12

2.32

2.62

2.91

3.11

3.30

3.58

46

1.33

1.54

1.65

1.75

1.96

2.17

2.38

2.68

2.98

3.18

3.38

3.668

48

1.38

1.61

1.72

1.83

2.05

2.27

2.48

2.81

3.12

3.33

3.54

3.84

50

1.44

1.68

1.79

1.91

2.14

2.37

2,59

2.93

3.26

3.48

3.69

4.01

51

1.47

1.71

1.83

1.95

2.18

2.42

2.65

2.99

3.33

3.55

3.77

4.10

53

1.53

1.78

1.90

2.03

2.27

2.52

2.76

3.11

3.47

3.70

3.93

4.27

壁厚

外徑

0.50

0.70

1.00

理論質量／(kg／m)

3.17

0.033

0.042

4.76

0.052

0.070

5.00

0.074

6.00

0.091

6.35

0.097

8.00

0.125

10.00

0.160

0.221

12.00

0.194

0.270