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| A- Thickness | Tolerance | B-Weight | Tolerance | Length Tolerance |
|---|---|---|---|---|
| 1. Light tubes 2. Medium & Heavy Tubes | + Not limited -8% + not limited -10% | 1. Single Tube (Light Series) 2. Single Tube (Medium & Heavy Series) 3. For quantities per load of 10 tonnes minimum (Light Series) 4. For quantities per load of 10 tonnes minimum (Medium and Heavy Series) | + 10% -8% + 10% + 7.5% - 5% +7.5% | Unless otherwise Specified 4 to 7 mtrs. Can also be supplied in Fix Lengths +5cm. |
TECHNICAL DATA OF BLACK & GALVANISED STEEL TUBES AS PER IS:1239 | |||||||||
As Per IS - 1239 (Part-1) / BS : 1387/1985 | |||||||||
NB and Series | Outside Diameter | Wall Thikness | Nominal Weight | ||||||
Min. | Max | Plain End | Screwed & Socketed | ||||||
|
| mm | mm | mm | SWG | Kg/M | Meters/Tones | Kg/M | Meters/Tonne |
15 | L | 21.0 | 21.4 | 2.0 | 14.0 | 0.95 | 1052.0 | 0.96 | 1046.0 |
M | 21.0 | 21.8 | 2.6 | 12.0 | 1.21 | 826.0 | 1.22 | 820.0 | |
H | 21.0 | 21.8 | 3.2 | 10.0 | 1.44 | 694.0 | 1.45 | 690.0 | |
20 | L | 26.4 | 26.9 | 2.3 | 13.0 | 1.38 | 7125.0 | 1.39 | 719.0 |
M | 26.5 | 27.3 | 2.6 | 12.0 | 1.56 | 641.0 | 1.57 | 637.0 | |
H | 26.5 | 27.3 | 3.2 | 10.0 | 1.87 | 535.0 | 1.88 | 532.0 | |
25 | L | 33.2 | 33.8 | 2.6 | 12.0 | 1.98 | 505.0 | 2.00 | 500.0 |
M | 33.3 | 34.2 | 3.2 | 10.0 | 2.41 | 415.0 | 2.43 | 411.5 | |
H | 33.3 | 34.2 | 4.0 | 8.0 | 2.93 | 341.0 | 2.95 | 339.0 | |
32 | L | 41.9 | 42.5 | 2.6 | 12.0 | 2.54 | 394.0 | 2.57 | 389.0 |
M | 42.0 | 42.9 | 3.2 | 10.0 | 3.10 | 322.0 | 3.13 | 319.0 | |
H | 42.0 | 42.9 | 4.0 | 8.0 | 3.79 | 264.0 | 3.82 | 262.0 | |
40 | L | 47.8 | 48.4 | 2.9 | 11.0 | 3.23 | 310.0 | 3.27 | 306.0 |
M | 47.8 | 48.8 | 3.2 | 10.0 | 3.56 | 281.0 | 3.60 | 278.0 | |
H | 47.9 | 48.8 | 4.0 | 8.0 | 4.37 | 229.0 | 4.41 | 227.0 | |
50 | L | 59.6 | 60.2 | 2.9 | 11.0 | 4.08 | 245.0 | 4.15 | 241.0 |
M | 59.7 | 60.8 | 3.6 | 9.0 | 5.03 | 199.0 | 5.10 | 196.0 | |
H | 59.7 | 60.8 | 4.5 | 7.0 | 6.19 | 161.0 | 6.26 | 160.0 | |
60 | L | 75.2 | 76.0 | 3.2 | 10.0 | 5.74 | 175.0 | 5.83 | 171.5 |
M | 75.3 | 76.6 | 3.6 | 9.0 | 6.42 | 156.0 | 6.54 | 153.0 | |
H | 75.3 | 76.6 | 4.5 | 7.0 | 7.93 | 126.0 | 8.05 | 124.0 | |
80 | L | 87.9 | 88.7 | 3.2 | 10.0 | 6.72 | 149.0 | 6.89 | 145.0 |
M | 88.0 | 89.5 | 4.0 | 8.0 | 8.36 | 120.0 | 8.53 | 117.0 | |
H | 88.0 | 89.5 | 4.8 | 6.0 | 9.90 | 101.0 | 10.10 | 96.0 | |
100 | L | 113.0 | 113.9 | 3.6 | 9.0 | 9.75 | 102.0 | 10.00 | 100.0 |
M | 113.1 | 115.0 | 4.5 | 7.0 | 12.20 | 82.0 | 12.50 | 8.0 | |
H | 113.1 | 115.0 | 5.4 | 5.0 | 14.50 | 69.0 | 14.80 | 67.5 | |
125 | M | 138.5 | 140.8 | 4.8 | 6.0 | 15.90 | 63.0 | 16.40 | 61.0 |
H | 138.5 | 140.8 | 5.4 | 5.0 | 17.90 | 56.0 | 18.40 | 54.0 | |
150 | M | 163.9 | 165.5 | 4.8 | 6.0 | 18.90 | 53.0 | 19.50 | 51.0 |
H | 163.9 | 166.5 | 5.4 | 5.0 | 21.30 | 47.0 | 21.90 | 46.0 | |