• Technical Specifications
  • Tolerance

Confirming to IS 1239 (Part-1) 2004

Equivalent To BS 1387:1985/EN 10255:2004

Nominal Bore & ClassOutside Diameter (OD)Wall Thickness (T)Nominal mass of steel tubeSockets
MaxMinPlain EndScrewed & SocketedMin ODMin Length
mminchmmmmmmswgkg/mtrmrs/mtkg/mtrmtrs/mtmmmm
15L0.5021.421.02.0140.94710560.956104627.037.0
15M0.5021.821.02.6121.218261.2282027.037.0
15H0.5021.821.03.2101.446941.4569027.037.0
20L0.7526.926.42.3131.387251.3971932.539.0
20M0.7527.326.52.6121.566411.5763732.539.0
20H0.7527.326.53.2101.875351.8853232.539.0
25L1.0033.833.22.6121.985052.0050039.546.0
25M1.0034.233.33.2102.414152.4341239.546.0
25H1.0034.233.34.082.933412.9533939.546.0
32L1.2542.541.92.6122.543942.5738949.051.0
32M1.2542.942.03.2103.103233.1331949.051.0
32H1.2542.541.94.083.792643.8226249.051.0
40L1.5048.447.82.9113.233103.2730656.051.0
40M1.5048.847.93.2103.562813.6027856.051.0
40H1.5048.847.94.084.372294.4122756.051.0
50L2.0060.259.62.9114.082454.1524168.060.0
50M2.0060.859.73.695.031995.1019668.060.0
50H2.0060.859.74.576.191626.2616068.060.0
65L2.5076.075.23.2105.711755.8317284.069.0
65M2.5076.675.33.696.421566.5415384.069.0
65H2.5076.675.34.577.931268.0512484.069.0
80L3.0088.787.93.2106.721496.8914598.075.0
80M3.0089.588.04.088.361208.5311798.075.0
80H3.0089.588.04.869.9010110.109998.075.0
100L4.00113.9113.03.699.7510310.00100124.087.0
100M4.00115.0113.14.5712.208212.5080124.087.0
100H4.00115.0113.15.4514.506914.8068124.087.0
125M5.00140.8138.54.8615.906316.4061151.096.0
125H5.00140.8138.55.4517.905618.4054151.096.0
150M6.00166.5163.94.8618.905319.551178.096.0
150H6.00166.5163.95.4521.304721.9046178.096.0

Tolerance on Thickness and Mass

Tolerance on Thickness and Mass
ClassThicknessWeightLengthTolerance
Single TubePer Load of 10 MT MinUnless otherwise Specified
Light+Not Limited
-8%
+10%
-8%
+7.5 %
-5%
4 to 7 Mtrs.
Medium
& Heavy
+Not Limited
-10%
±10%±7.5%

Galvanized Iron Pipes


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