MS Tubes dimension

Mild Steel Pipes, MS Tubes Dimensions Confirming to IS: 1239 (Part-1)-2004, Equivalent to BS-1387/1985
Nominal Bore Outside Diameter Light (A-Class)
Thickness Weight

Medium (B-Class)
Thickness Weight

Heavy (C-Class)

Thickness Weight
Inch mm Inch mm mm kg/mtr mm kg/mtr mm kg/mtr
1/8" 3mm 0.406 10.32 1.80 0.361 2.00 2.65 0.493
1/4" 6mm 0.532 13.49 1.80 0.517 2.35 0.407 2.90 0.493
3/8" 10mm 0.872 17.10 1.80 0.674 2.35 0.852 2.90 1.02
1/2" 15mm 0.844 21.43 2.00 0.952 2.65 1.122 3.25 1.45
3/4" 20mm 1.094 27.20 2.35 1.410 2.65 1.580 3.25 1.90
1" 25mm 1.312 33.80 2.65 2.010 3.25 2.440 4.05 2.97
1.1/4" 32mm 1.656 42.90 2.65 2.580 3.25 3.140 4.05 3.84
1.1/2" 40mm 1.906 48.40 2.90 3.250 3.25 3.140 4.05 4.43
2" 50mm 2.375 60.30 2.90 4.110 3.65 5.100 4.47 6.17
2.1/2" 65mm 3.004 76.20 3.25 5.840 3.65 6.610 4.47 7.90
3" 80mm 3.500 88.90 3.25 6.810 4.05 8.470 4.85 10.1
4" 100mm 4.500 114.30 3.65 9.890 4.50 12.10 5.40 14.4
5" 125mm 5.500 139.70 - - 4.85 16.20 5.40 17.8
6" 150mm 6.500 165.10 - - 4.85 19.20 5.40 17.8

Big Diameter Mild Steel Pipes, MS ERW Pipes Confirming to IS 3589, Grade FE330, Grade FE410
Wall Thickness Nominal Bore 7" NB 193.7 mm Od

Nominal Bore

8" NB 219.1

mm Od

Nominal Bore

10" NB 273

mm Od

Nominal Bore

12" NB 323.7mm

mm Od

Nominal Bore

14" NB 355.6 mm

Od

Nominal Bore

16" NB 406.4 mm

Od

Nominal Bore

18" NB 457mm

Od

Nominal Bore

20" NB 508 mm

Od
mm kg/mtr kg/mtr kg/mtr kg/mtr kg/mtr kg/mtr kg/mtr kg/mtr
4.85 22.59 25.62 32.07 38.13 - - - -
5.20 24.17 27.43 34.04 40.58   -    
5.60 26.00 29.28 36.93 43.93 48.11 -    
6.00 27.88 31.53 39.50 47.02 51.49 61.00 69.00  
6.35 29.34 33.28 41.73 49.67 54.43 62.35 70.50 78.50
7.01 32.77 36.76 46.73 55.45 61.82 69.04 -  
7.94 - 41.00 50.95 61.85 67.98 77.94 87.80  
8.18 - 42.56 53.42 65.12 - - -  
9.53 - 51.50 60.24 73.15 81.21 93.13 105.00 117.00
12.70 - - - - 107.28 123.90 139.00 155.00
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