ERW              PIPE                                            CONFORMING TO IS 1239  :  1979

Nominal bore

Outside diameter

Light
Thickness             Weight

Medium
Thickness             Weight

Heavy
Thickness             Weight

In inch

 mm

In

 mm

In

 mm Kg/m

In

 mm Kg/mtr

In

 mm Kg/mtr

1/8"

 6mm 0.406 10.32 .072 1.80 .361 .080 2.00 .407 .104 2.65 .493
1/4" 8mm 0.532 13.49 .072 1.80 .517 .092 2.35 .650 .116 2.90 .769
3/8" 10mm 0.872 17.10 .072 1.80 .674 .092 2.35 .852 .116 2.90 1.02
1/2" 15mm 0.844 21.43 .082 2.00 .952 .104 2.65 1.122 .128 3.25 1.45
3/4" 20mm 1.094 27.20 .082 2.35 1.410 .104 2.65 1.580 .128 3.25 1.90
1" 25mm 1.312 33.80 .104 2.65 2.010 .128 3.25 2.440 .160 4.05 2.97
1 1/4" 32mm 1.356 42.90 .104 2.65 2.580 .128 3.25 3.140 .160 4.05 3.84
1 1/2" 40mm 1.906 48.40 .116 2.90 3.250 .128 3.25 3.610 .160 4.05 4.43
2" 50mm 2.375 60.30 .116 2.90 4.110 .144 3.65 5.100 .176 4.47 6.17
2 1/2" 65mm 3.004 76.20 .126 3.25 5.840 .144 3.65 6.610 .176 4.47 7.90
3" 80mm 3.500 88.90 .128 3.25 6.810 .160 4.05 8.470 .192 4.85 10.10
4" 100mm 4.500 114.30 .144 3.65 9.890 .176 4.50 12.10 .212 5.40 14.40
5" 125mm 5.500 139.70 -- -- -- .192 4.85 16.20 .212 5.40 17.80
6" 150mm 6.500 165.10 -- -- -- .192 4.85 19.20 .212 5.40 21.20