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Seamless Steel Pipe

Seamless Steel Pipe
Seamless Steel Pipe

Introduction:

Grades: A25, A, B, X42, X52, X60, X65, X70 and Gr.B

Standards: API 5L; SY/T0135, SY/T0413, DIN30670/1/8, AWWAC205/210, etc.

Outer Diameter: 10~680mm
WT: 1.65~60mm
Length: Maximum of 11.8m

Process Method: Cold drawn, cold rolling and hot rolling

Surface Finishes:

FBE (Fusion bong epoxy) coating
3PE (Three layer polyethylene) coating
3PP (Three layer polypropylene) coating
Cement mortar lining
Internal lining for drinkable water
Internal flow coating

Packing: By bundles, seaworthy wooden cases, steel framed cases, and simple packaging

Application: Used for conveying gas, water and petroleum of both the oil and natural gas industries

Product

Standard

Steel Grade

Application

Line Pipe

API 5L, ASTM A53/A106, 

DIN1629, JIS G3454, JIS3466

A, B, X42, X46, X52, X56, X60, 

X65, X70, St37,ST52

Transmission of the petroleum, 

natural gas and water

Cylinder Pipe

GB18248

34Mn2V, 37Mn, 30CrMo, 34CrMo4

Raw material for producing cylinder

Boiler Tube

ASME SA106, ASME SA210, 

ASME SA213, ASME SA335, 

DIN 17175, GB3087, GB5310

A, B, V, T11, T12, T22, T91, St35.8, 

St45.8, 20#, 20G, 20MnG, 20MoG, 

15CrMoG, 12Cr1MoVG

Low & medium & highpressureboiler header, 

steam pipe, heating pipe

Structure Pipe

ASTM A53/A106, GB8162

A, B, 20#, 45#, Q345, 20Mn2, 42CrMo

Used for producing mechanical parts and pipe fittings

Hydraulic Tube

GB17396

35#, 45#, 27SiMn, 20CrMo4, 30CrMo4

Mining machinery

Oil Cracking Tube

ASME SA213, GB9948

T5, T9, 20#, 16Mn, 12CrMo, 15CrMo

Used in petroleum cracking furnace

Chemical Pipe

GB6479

20#, 16Mn, 12CrMo, 15CrMo

High pressure chemical equipment and tube

Detailed introduction of the products:

model

OD

wall thickness

Weight

inch

mm

inch

mm

lb/ft

kg/m

0.405

0.405

10.29

0.095

2.4

0.31

0.47

0.54

0.54

13.72

0.088

2.2

0.43

0.62

0.54

13.72

0.119

3.0

0.54

0.79

0.675

0.675

17.15

0.091

2.3

0.57

0.84

0.675

17.15

0.126

3.2

0.74

1.10

0.84

0.84

21.34

0.109

2.8

0.85

1.28

0.84

21.34

0.147

3.7

1.09

1.61

1.05

1.05

26.67

0.113

2.9

1.13

1.70

1.05

26.67

0.154

3.9

1.48

2.19

1.315

1.315

33.4

0.133

3.4

1.68

2.52

1.315

33.4

0.179

4.6

2.17

3.21

1.660

1.660

42.2

0.145

3.7

2.72

3.43

1.660

42.2

0.191

4.9

3.00

4.51

1.660

42.2

0.382

9.7

5.22

7.77

1.900

1.900

48.3

0.145

3.7

2.72

4.07

1.900

48.3

0.200

5.1

3.63

5.43

1.900

48.3

0.400

10.2

6.41

9.58

2 3/8

2.375

60.3

0.109

2.8

2.64

3.97

2.375

60.3

0.125

3.2

3.00

4.51

2.375

60.3

0.141

3.6

6.36

5.03

2 3/8

2.375

60.3

0.154

3.9

3.65

5.42

2.375

60.3

0.172

4.4

4.05

6.07

2.375

60.3

0.188

4.8

4.39

6.57

2.375

60.3

0.218

5.5

5.02

7.43

2.375

60.3

0.250

6.4

5.67

8.51

2.375

60.3

0.281

7.1

6.28

9.31

2.375

60.3

0.436

11.0

9.03

13.47

2 7/8

2.875

73.0

0.109

2.8

3.22

4.85

2.875

73.0

0.125

3.2

3.67

5.51

2.875

73.0

0.141

3.6

4.12

6.16

2.875

73.0

0.156

4.0

4.53

6.81

2.875

73.0

0.172

4.4

4.97

7.44

2.875

73.0

0.188

4.8

5.40

8.07

2.875

73.0

0.203

5.2

5.79

8.69

2.875

73.0

0.216

5.5

6.13

9.16

2.875

73.0

0.250

6.4

7.01

10.51

2.875

73.0

0.276

7.0

7.66

11.39

2.875

73.0

0.552

14.0

13.69

20.37

3 1/2

3.5

88.9

0.141

3.6

5.06

7.57

3.5

88.9

0.156

4.0

5.57

8.37

3.5

88.9

0.172

4.4

6.11

9.17

3.5

88.9

0.188

4.8

6.65

9.95

3.5

88.9

0.216

5.5

7.58

11.31

3.5

88.9

0.250

6.4

8.68

13.02

3.5

88.9

0.281

7.1

9.66

14.32

3.5

88.9

0.300

7.6

10.25

15.24

3.5

88.9

0.600

15.2

18.58

27.63

4

4

101.6

0.156

4.0

6.40

9.63

4

101.6

0.172

4.4

7.03

10.55

4

101.6

0.188

4.8

7.65

11.46

4

101.6

0.226

5.7

9.11

13.48

4

101.6

0.250

6.4

10.01

15.02

4

101.6

0.281

7.1

11.16

16.55

4

101.6

0.318

8.1

12.50

18.68

4 1/2

4.5

114.3

0.156

4.0

7.24

10.88

4.5

114.3

0.172

4.4

7.96

11.92

4.5

114.3

0.188

4.8

8.67

12.96

4.5

114.3

0.203

5.2

9.32

13.99

4.5

114.3

0.219

5.6

10.02

15.01

4.5

114.3

0.237

6.0

10.80

16.02

4.5

114.3

0.250

6.4

11.36

17.03

4.5

114.3

0.281

7.1

12.67

18.77

4 1/2

4.5

114.3

0.312

7.9

12.66

20.73

4.5

114.3

0.337

8.6

13.96

22.42

4.5

114.3

0.438

11.1

19.00

28.25

4.5

114.3

0.531

13.5

22.51

33.56

4.5

114.3

0.674

17.1

25.57

40.99

5 9/16

5.563

141.3

0.156

4.0

9.02

13.54

5.563

141.3

0.188

4.8

10.80

16.16

5.563

141.3

0.219

5.6

12.51

18.74

5.563

141.3

0.258

6.6

14.63

21.92

5.563

141.3

0.281

7.1

15.87

23.50

5.563

141.3

0.312

7.9

17.51

25.99

5.563

141.3

0.344

8.7

19.19

28.45

5.563

141.3

0.375

9.5

20.80

30.88

5.563

141.3

0.500

12.7

27.06

40.28

5.563

141.3

0.625

15.9

32.99

49.17

5.563

141.3

0.750

19.1

38.59

57.56

6 5/8

6.625

168.3

0.188

4.8

12.94

19.35

6.625

168.3

0.203

5.2

13.94

20.91

6.625

168.3

0.219

5.6

15.00

22.47

6.625

168.3

0.250

6.4

17.04

25.55

6.625

168.3

0.280

7.1

18.99

28.22

6.625

168.3

0.312

7.9

21.06

31.25

6.625

168.3

0.344

8.7

23.10

34.24

6.625

168.3

0.375

9.5

25.05

37.20

6.625

168.3

0.432

11.0

28.60

42.67

6.625

168.3

0.500

12.7

32.74

48.73

6.625

168.3

0.562

14.3

36.43

54.31

6.625

168.3

0.625

15.9

40.09

59.76

6.625

168.3

0.719

18.3

45.39

67.69

6.625

168.3

0.750

19.1

47.10

70.27

6.625

168.3

0.864

21.9

53.21

79.06

6.625

168.3

0.875

22.2

53.78

79.98

8 5/8

8.625

219.1

0.250

6.4

22.38

33.57

8.625

219.1

0.277

7.0

24.72

36.61

8.625

219.1

0.312

7.9

27.73

41.14

8.625

219.1

0.322

8.2

28.58

42.65

8.625

219.1

0.344

8.7

30.45

45.14

8.625

219.1

0.375

9.5

33.07

49.10

8.625

219.1

0.438

11.1

38.33

56.94

8.625

219.1

0.500

12.7

43.43

64.64

8.625

219.1

0.562

14.3

48.44

72.22

8.625

219.1

0.625

15.9

53.45

79.67

8.625

219.1

0.719

18.3

60.77

90.62

8.625

219.1

0.750

19.1

63.14

94.20

8.625

219.1

0.812

20.6

67.82

100.84

8.625

219.1

0.875

22.2

72.49

107.79

8.625

219.1

1.000

25.4

81.51

121.33

10 3/4

10.75

273.1

0.250

6.4

28.06

42.09

10.75

273.1

0.279

7.1

31.23

46.57

10.75

273.1

0.307

7.8

34.27

51.03

10.75

273.1

0.344

8.7

38.27

56.72

10.75

273.1

0.365

9.3

40.52

60.50

10.75

273.1

0.483

11.1

48.28

71.72

10.75

273.1

0.500

12.7

54.79

81.55

10.75

273.1

0.562

14.3

61.21

91.26

10.75

273.1

0.625

15.9

67.65

100.85

10.75

273.1

0.719

18.3

77.10

114.99

10.75

273.1

0.812

20.6

86.26

128.27

10.75

273.1

0.875

22.2

92.37

137.36

10.75

273.1

0.938

23.8

98.39

146.32

10.75

273.1

1.000

25.4

104.23

155.15

10.75

273.1

1.250

31.8

126.94

189.22

12 3/4

12.75

323.9

0.330

8.4

43.81

65.35

12.75

323.9

0.344

8.7

45.62

67.62

12.75

323.9

0.375

9.5

49.61

73.65

12.75

323.9

0.406

10.3

53.57

79.65

12.75

323.9

0.438

11.1

57.65

85.62

12.75

323.9

0.500

12.7

65.48

97.46

12.75

323.9

0.562

14.3

73.22

109.18

12.75

323.9

0.625

15.9

81.01

120.76

12.75

323.9

0.688

17.5

88.71

132.23

12.75

323.9

0.750

19.1

96.21

143.56

12.75

323.9

0.812

20.6

103.63

154.08

12.75

323.9

0.875

22.2

111.08

165.17

12.75

323.9

0.938

23.8

118.44

176.13

12.75

323.9

1.000

25.4

125.61

186.97

12.75

323.9

1.062

27.0

132.69

197.68

12.75

323.9

1.125

28.6

139.81

208.27

12.75

323.9

1.250

31.8

153.67

229.06

14

14.00

355.6

0.375

9.5

54.62

81.08

16

16.00

406.4

0.375

9.5

62.64

92.98

18

18.00

457.0

0.375

9.5

70.65

104.84

20

20.00

508.0

0.375

9.5

78.67

116.78

Manufacturing Process:




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