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ERW BLACK AND GALVANISED STEEL TUBES FOR WATER, GAS, AIR AND STEAM (IS: 1239-2004)

N.B. & Series Outside Diameter Wall Thickness Nominal Mass of Black & Galvanised Steel Tubes Socket Strip
mm (nearest Inch)   min. mm max. mm mm SWG Plain End Screwed & Socketed No. of Pipes per Bundle min. Outer diameter mm min Length mm Width Reqd. mm.
Kg./Mtr. Mtrs./Ton Kg./Mtr. Mtrs./Ton
15
(1/2)		 L 21.0 21.4 2.0 14 0.95 1056 0.96 1046 165 27.0 37.0 64
M 21.0 21.8 2.6 12 1.21 826 1.22 820 132 27.0 37.0 63
H 21.0 21.8 3.2 10 1.44 694 1.45 690 110 27.0 37.0 62
20
(3/4)		 L 26.4 26.9 2.3 13 1.38 725 139 719 112 32.5 39.0 83
M 26.5 27.3 2.6 12 1.56 641 1.57 637 98 32.5 39.0 82
H 26.5 27.3 3.2 10 1.87 535 1.88 532 84 32.5 39.0 81
25
(1)		 L 33.2 33.8 2.6 12 1.98 505 2.00 500 80 39.5 46.0 102
M 33.3 34.2 3.2 10 2.41 415 2.43 412 65 39.5 46.0 101
H 33.3 34.2 4.0 8 2.93 341 2.95 339 55 39.5 46.0 100
32
(1 1/4)		 L 41.9 42.5 2.6 12 2.54 394 2.57 389 60 49.0 51.0 128
M 42.0 42.9 3.2 10 3.10 322 3.13 319 51 49.0 51.0 127
H 42.0 42.9 4.0 8 3.79 264 3.82 262 42 49.0 51.0 126
40
(1 1/2)		 L 47.8 48.4 2.9 11 3.23 310 3.27 306 48 56.0 51.0 147
M 47.9 48.8 3.2 10 3.56 281 3.60 278 45 56.0 51.0 146
H 47.9 48.8 4.0 8 4.37 229 4.41 227 36 56.0 51.0 145
50
(2)		 L 59.6 60.2 2.9 11 4.08 245 4.15 241 39 68.0 60.0 183
M 59.7 60.8 3.6 9 5.03 199 5.10 196 30 68.0 60.0 182
H 59.7 60.8 4.5 7 6.19 161 6.26 160 27 68.0 60.0 181
65
(2 1/2)		 L 75.2 76.0 3.2 10 5.71 175 5.83 172 27 84.0 69.0 234
M 75.3 76.6 3.6 9 6.42 156 6.54 153 24 84.0 69.0 233
H 75.3 76.6 4.5 7 7.93 126 8.05 124 20 84.0 69.0 232
80
(3)		 L 87.9 88.7 3.2 10 6.72 149 6.89 145 23 98.0 75.0 273
M 88.0 89.5 4.0 8 8.26 120 8.53 117 19 98.0 75.0 272
H 88.0 89.5 4.8 6 9.90 101 10.40 99 16 98.0 75.0 271
100
(4)		 L 113.0 113.9 3.6 9 9.75 102 10.00 100 16 124.0 87.0 354
M 113.1 115.0 4.5 7 12.20 82 12.50 80 13 124.0 87.0 352
H 113.1 115.0 5.4 5 14.50 69 14.80 68 11 124.0 87.0 351
125
(5)		 M 138.5 140.8 4.8 6 15.90 63 16.40 61 10 151.0 96.0 437
H 138.5 140.8 5.4 5 17.90 56 18.40 54 9 151.0 96.0 435
150
(6)		 M 163.9 166.5 4.8 6 18.90 53 19.50 51 8 178.0 96.0 515
H 163.9 166.5 5.4 5 21.30 47 21.90 46 7 178.0 96.0 513
TOLERANCES
Series Thickness Weight Single Tube Weight 10 Ton.Lot
Light + Not limited +10% +7.5%
  -8% -8% -5%
Medium & Heavy + Not limited ±10% ±7.5%
  -10%    
 
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