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EMT tube

          

BS31-1940

Nominal Dia.(in)

Outside Diameter(mm)

Wall Thickness

Nominal Weight Screwed Without Coupler

Min

Std

Max

Nominal

Minmum

mm

mm

Kg/m

1/2

12.43

12.70

12.73

1.42

1.32

0.40

3/4

18.76

15.05

19.08

1.63

1.52

0.69

1

25.11

25.40

25.43

1.63

1.52

0.95

1-1/4

31.46

31.75

31.78

1.63

1.52

1.21

1-1/2

37.80

38.10

38.13

1.83

1.73

1.64

2

50.50

50.80

50.83

2.03

1.93

2.44

2-1/2

63.20

63.50

63.53

2.03

1.93

3.03

BS4568-1970

Size(mm)

Nominal Diameter£¨mm£©

Weight£¨g/m£©

Outside Diameter(mm)

Wall thickness(mm)

Length of thread(mm)

Class1¡¢2¡¢3

Class4

Min

Max

Min

Max

Min

Max

Min

Max

16

15.7

16.0

1.0¡À0.10

 

 

324

405

355

470

1.4¡À0.10

11.5

13.5

452

531

483

594

20

19.7

20.0

1.0¡À0.10

 

 

416

515

457

597

1.6¡À0.15

13.0

15.0

643

783

682

862

25

24.6

25.0

1.2¡À0.15

 

 

598

784

649

887

1.6¡À0.15

16.0

18.0

811

995

860

1095

32

31.6

32.0

1.2¡À0.15

 

 

796

1006

861

1139

1.8¡À0.15

18.0

20.0

1069

1301

1133

1432

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