• Address: 55, Netaji Subhas Road,
    Mezzanine Floor, Kolkata – 700 001

  • Call Us: (+91) 33-2262-2760
    info@snbimpex.com

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Category A. . .

  • High Pressure Carbon Seamless Pipes
  • Hydraulic Stay Pipes/Tubes
  • Hot Finished & Cold Drawn Seamless Pipes/Tubes
  • Heat Exchanger and Condenser Seamless Pipes/Tubes
  • Boiler & Super Heater Seamless Pipes/Tubes
  • High Carbon & Low Carbon Seamless Pipes/Tubes
  • Precision Seamless Tubes
  • Alloy Steel & Stainless Steel Pipes/Tubes

Products grouped under Category A find application in:

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  • Oil Industries
  • Mechanical Structural and General Engineering
  • Automobiles
  • Water Wells
  • Boiler & Super heaters, Roller Conveyors, Water, Gas & Steam Services, Heat Exchanger, Refinery Services etc.

The above Pipes, Tubes can be supplied by us in all Size, Length and Specifications with 3rd Party Inspection, if required

Category A- More Information
Available in any size & specifications.
Nominal Size Outside Diameter Wall Thickness Class Sched No. Plain End
Nominal Weight Test Pressure min
Butt Welded Grade A Grade B
In in mm in mm lb/ft kg/ft kg/m psi kg/cm2 psi kg/cm2 psi kg/cm2

1/8

.405

10.3

.068

1.7

std

40

.24

.11

.36

700

49.2

700

49.2

700

49.2

.095

2.4

xs

80

.31

.14

.46

850

59.8

850

59.8

850

59.8

1/4

.540

13.7

0.88

2.2

std

40

.42

.19

.63

700

49.2

700

49.2

700

49.2

.119

3.0

xs

80

.54

.24

.80

850

59.8

850

59.8

850

59.8

3/8

.675

17.1

.091

2.3

std

40

.57

.26

.85

700

49.2

700

49.2

700

49.2

.126

3.2

xs

80

.74

.34

1.10

850

59.8

850

59.8

850

59.8

1/2

.840

21.3

.109

2.8

std

40

85

.39

1.26

700

49.2

700

49.2

700

49.2

.147

3.7

xs

80

1.09

.49

1.26

850

59.8

850

59.8

850

59.8

.294

7.5

xxs

-

1.71

.78

2.54

1,000

70.3

1,000

70.3

1,000

70.3

3/4

1.050

26.7

.113

2.9

std

40

1.13

.51

1.68

700

49.2

700

49.2

700

498

.154

3.9

xs

80

1.47

.67

2.19

850

59.8

850

59.8

850

59.8

.308

7.8

xxs

-

2.44

1.11

3.63

1,000

70.3

1,000

70.3

1,000

70.3

1

1.315

33.4

.133

3.4

std

40

1.68

.76

2.50

700

49.2

700

49.2

700

49.2

.179

4.5

xs

80

2.17

.98

3.23

850

59.8

850

59.8

850

59.8

.358

9.1

xxs

-

3.66

1.66

5.45

1,000

70.3

1,000

70.3

1,000

70.3

1 1/4

1.660

42.2

.140

3.6

std

40

2.27

1.03

3.38

1,000

70.3

1,000

70.3

1,000

77.3

.191

4.9

xs

80

3.00

1.36

4.46

1,300

91.4

1,500

145.5

1,600

112.5

.382

9.7

xxs

-

5.21

2.36

7.75

1,400

98.4

1,800

126.6

1,900

133.6

1 1/2

1.900

48.3

.145

3.7

std

40

2.72

1.23

4.05

1,000

70.3

1,000

70.3

1,100

77.3

.200

5.1

xs

80

3.63

1.65

5.40

1,300

91.4

1,500

105.5

1,600

112.5

.400

10.2

xxs

-

6.41

2.91

9.54

1,400

98.4

1,800

126.6

1,900

133.6

2

2.375

60.3

.154

3.9

std

40

3.65

1.66

5.43

1,000

70.3

2,300

161.7

2,500

175.8

.218

5.5

xs

80

5.02

2.28

7.47

1,300

91.4

2,500

175.8

2,500

175.8

.344

8.8

-

160

7.46

3.38

11.10

-

-

2,500

175.8

2,500

175.8

.436

11.1

xxs

-

9.03

4.10

13.44

1,400

98.4

2,500

175.8

2,500

175.8

2 1/2

2.875

73.0

.203

5.2

std

40

5.79

2.63

8.62

1,000

70.3

2,500

175.8

2,500

175.8

.276

7.0

xs

80

7.66

3.47

11.40

1,300

91.4

2,500

175.8

2,500

175.8

.375

9.5

-

160

10.01

4.54

14.90

1,400

98.4

2,500

175.8

2,500

175.8

.552

14.0

xxs

-

13.70

6.21

20.39

1,400

98.4

2,500

175.8

2,500

175.8

3

3.500

88.9

.188

4.8

-

-

6.63

3.01

9.87

1,000

70.3

-

-

-

-

.216

5.5

std

40

7.58

3.44

11.28

1,000

70.3

2,200

154.7

2,500

175.8

.300

7.6

xs

80

10.25

4.65

15.25

1,300

91.4

2,500

175.8

2,500

175.8

.438

11.1

-

160

14.31

6.49

21.30

-

-

2,500

175.8

2,500

175.8

.600

15.2

xxs

-

18.58

8.43

27.65

-

-

2,500

175.8

2,500

175.8

3 1/2

4.000

101.6

.188

4.8

-

-

7.63

3.46

11.35

1,200

84.4

-

-

-

-

.226

5.7

std

40

9.11

4.13

13.56

1,200

84.4

2,000

140.6

2,400

168.7

.318

8.1

xs

80

12.51

5.67

18.62

1,700

119.5

2,800

196.9

2,800

196.9

4

4.500

114.3

.156

4.0

-

-

7.25

3.29

10.79

1,000

70.3

-

-

-

-

.188

4.8

-

-

8.64

3.92

12.86

1,200

84.4

-

-

-

-

.219

5.6

-

-

10.00

4.54

14.88

1,200

84.4

-

-

-

-

.237

6.

std

40

10.79

4.89

16.06

1,200

84.4

1,900

133.6

2,200

154.7

.337

8.6

xs

80

14.98

6.79

22.29

1,700

119.5

2,700

189.8

2,800

196.9

.438

11.1

-

120

18.98

8.61

28.25

-

-

2,800

196.9

2,800

196.9

.531

13.5

-

160

22.52

10.21

33.51

-

-

2,800

196.9

2,800

196.9

.674

17.1

xxs

-

27.54

12.49

40.98

-

-

2,800

196.9

2,800

196.9

5

5.563

141.3

.258

6.6

std

40

14.62

6.63

21.76

-

-

1,700

119.5

1,900

133.6

.375

9.5

xs

80

20.78

9.43

30.92

2,400

168.7

2,800

196.9

.500

12.7

-

120

27.04

12.27

40.24

2,800

196.9

2,800

196.9

.625

15.9

-

160

32.96

14.95

49.05

2,800

196.9

2,800

196.9

.750

19.0

xxs

-

38.55

17.49

57.37

2,800

196.9

2,800

196.9

6

6.625

168.3

.280

7.1

std

40

18.97

8.60

28.33

-
-

1,500

105.5

1,800

126.6

.432

11.0

xs

80

28.57

12.96

42.52

2,300

161.7

2,700

189.8

.562

14.3

-

120

36.42

16.52

54.20

2,800

196.9

2,800

196.9

.719

18.3

-

160

45.34

20.57

67.47

2,800

196.9

2,800

196.9

.864

21.9

xxs

-

53.16

24.11

79.11

2,800

196.9

2,800

196.9

8

8.625

219.1

.250

6.4

-

20

22.36

10.14

33.28

-
-

1,000

70.3

1,200

84.4

.277

7.0

-

30

24.70

11.20

36.76

1,200

84.4

1,300

91.4

.322

8.2

std

40

28.55

12.95

42.49

1,300

91.4

1,600

112.5

.406

10.3

-

60

35.66

16.18

53.07

1,700

119.5

2,000

140.6

.500

12.7

xs

80

43.39

19.68

64.57

2,100

147.7

2,400

168.7

.594

15.1

-

100

50.93

23.10

75.79

2,500

175.8

2,800

196.9

.719

18.3

-

120

60.69

27.53

90.32

2,800

196.9

2,800

196.9

.812

20.6

-

140

67.79

30.75

100.88

2,800

196.9

2,800

196.9

.875

22.2

xxs

-

72.42

32.85

107.77

2,800

196.9

2,800

196.9

.903

23.0

-

160

74.71

33.89

111.18

2,800

196.9

2800

196.9

10

10.750

273.0

.250

6.4

-

20

28.04

12.72

41.73

-
-

850

59.8

1,000

70.3

.279

7.1

-

-

31.20

14.15

46.43

850

66.8

1,100

77.3

.307

7.8

-

30

34.24

15.53

50.95

1,000

70.3

1,200

84.4

.365

9.3

std

40

40.48

18.36

60.4

1,200

84.4

1,400

98.4

.500

12.7

xs

60

54.74

24.83

81.46

1,700

119.5

2,000

140.6

.594

15.1

-

80

64.40

29.21

95.84

2,000

140.6

2,300

161.7

.719

18.3

-

100

77.00

34.93

114.59

2,400

168.7

2,800

196.9

.844

21.4

-

120

89.27

40.49

132.85

2.800

196.9

2,800

196.9

1.000

25.4

xxs

140

104.13

47.23

154.96

2,800

196.9

2,800

196.9

1.125

28.6

-

160

115.65

52.46

172.11

2,800

196.9

2,800

196.9

12

12.750

323.8

.250

6.4

-

20

33.38

15.14

49.67

-
-

700

49.2

800

56.2

.330

8.4

-

30

43.77

19.85

15.14

950

66.8

1,100

77.3

.375

9.5

std

-

49.56

22.48

73.75

1,100

77.3

1,200

84.4

.406

10.3

-

40

53.56

24.29

79.71

1,100

77.3

1,300

91.4

.500

12.7

xs

-

65.42

29.67

97.36

1,400

98.4

1,600

112.5

.562

14.3

-

60

73.22

33.21

108.96

1,600

112.5

1,900

133.6

.688

17.5

-

80

88.57

40.17

131.81

1,900

133.6

2,300

161.7

.844

21.4

-

100

107.29

48.67

159.66

2,400

168.7

2,800

196.9

1.000

25.4

xxs

120

125.49

56.92

186.75

2,800

196.9

2,800

196.9

1.125

28.6

-

140

139.68

63.36

207.87

2,800

196.9

2,800

196.9

1.312

33.3

-

160

160.33

72.72

238.60

2,800

196.9

2,800

196.9

14

14.000

355.6

.250

6.4

-

10

36.71

16.65

54.63

-
-

650

45.7

750

52.7

.312

7.9

-

20

45.68

20.72

67.98

800

56.2

950

66.8

.375

9.5

std

30

54.57

24.75

81.21

950

66.8

1,100

77.3

.438

11.1

-

40

63.37

28.74

94.30

1,100

77.3

1,300

91.4

.500

12.7

xs

-

72.09

32.70

107.28

1,300

91.4

1,300

105.5

.594

15.1

-

60

85.01

38.56

126.51

1,500

105.5

1,500

126.6

.750

19.0

-

80

106.13

48.14

157.94

1,900

133.6

2,800

161.7

.938

18.8

-

100

130.79

59.33

194.64

2,400

168.7

2,800

196.9

1.094

27.8

-

120

150.76

68.38

224.36

2,800

196.9

2,800

196.9

1.250

31.8

-

140

170.22

77.21

253.31

2,800

196.9

2,800

196.9

1.406

35.7

-

160

189.15

85.80

281.49

2,800

196.9

2,800

196.9

16

16.000

406.4

.250

6.4

-

10

12.05

19.07

62.58

-
-

550

38.7

650

45.7

.312

7.0

-

20

52.36

23.75

77.92

700

49.2

800

56.2

.375

9.5

std

30

62.58

28.39

93.13

850

59.8

1,000

70.3

.500

12.7

xs

40

82.77

37.54

123.18

1,100

77.3

1,300

91.4

.656

16.7

-

60

107.54

48.78

160.04

1,500

105.5

1,700

119.5

.844

21.4

-

80

136.58

61.95

203.25

1,900

133.6

2,200

154.7

1.031

26.2

-

100

164.86

74.78

245.34

2,300

161.7

2,700

189.8

1.219

31.0

-

120

192.40

87.27

286.32

2,700

189.8

2,800

196.9

1.438

36.5

-

140

223.57

101.41

332.71

2,800

196.9

2,800

196.9

1.594

40.5

-

160

245.22

111.23

364.93

2,800

196.9

2,800

196.9