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MEDIUM WEIGHT (BLUE BAND) BS1387/1967

TUBE

OUTSIDE

WALL

 

NOMINAL

DIAMETER

THICKNESS

 

 

BORE

MAX.

MIN.

 

in.

mm

in.

mm

in.

mm

in.

mm

1/8

6

0.411

10.4

0.386

9.8

0.080

2.00

1/4

8

0.547

13.9

0.522

13.3

0.092

2.35

3/8

10

0.685

17.4

0.660

16.8

0.092

2.35

1/2

15

0.856

21.7

0.831

21.1

0.104

2.65

3/4

20

1.072

27.2

1.047

26.6

0.104

2.65

1

25

1.346

34.2

1.316

33.4

0.128

3.25

1 1/4

32

1.687

42.9

1.657

42.1

0.128

3.25

1 1/2

40

1.919

48.8

1.889

48.0

0.124

3.25

2

50

2.394

60.8

2.354

59.8

0.144

3.65

2 1/2

65

3.014

76.6

2.969

75.4

0.144

3.65

3

80

3.524

89.5

3.469

88.1

0.160

4.05

4

100

4.524

114.9

4.459

113.3

0.176

4.50

5

125

5.534

140.6

5.459

138.7

0.192

4.85

6

150

6.539

166.1

6.459

164.1

0.192

4.85

HEAVY WEIGHT (RED BAND) BS1387/1967

TUBE

OUTSIDE

WALL

 

NOMINAL

DIAMETER

THICKNESS

 

 

BORE

MAX.

MIN.

 

in.

mm

in.

mm

in.

mm

in.

mm

1/4

8

0.547

13.9

0.522

13.3

0.116

2.90

3/8

10

0.685

17.4

0.660

16.8

0.116

2.90

1/2

15

0.856

21.7

0.831

21.1

0.128

3.25

3/4

20

1.072

27.2

1.047

26.6

0.128

3.25

1

25

1.346

34.2

1.316

33.4

0.160

4.05

1 1/4

32

1.687

42.9

1.657

42.1

0.160

4.05

1 1/2

40

1.919

48.8

1.889

48.0

0.160

4.05

2

50

2.394

60.8

2.354

59.8

0.176

4.50

2 1/2

65

3.014

76.6

2.969

75.4

0.176

4.50

3

80

3.524

89.5

3.469

88.1

0.192

4.85

4

100

4.524

114.9

4.459

113.3

0.212

5.40

5

125

5.534

140.6

5.459

138.7

0.212

5.40

6

150

6.539

166.1

6.459

164.1

0.212

5.40

 

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Last modified: November 10, 2015