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    AN ISO 9001 : 2015

MS Pipes

HIGH FREQUENCY INDUCTION WELDED WATER AND GAS TUBES

HFIW water and gas tubes are produced from low-carbon mild steel on Automatic Tube Mill by High Frequency Induction Welding Process

INSPECTION

Mill's certificate or inspection by and independent organization authorized by the customer

SIZES

– Outside diameter : From 21.4mm (1/2") to 114.3mm(4") – Wall thickness : 2mm to 5.4mm – Length : Length: 4 to 7 meter

TESTS PERFORMED

Chemical test, Mechanical test, Hydrostatic test, Others as required by the standards.

PIPE ENDS

Plain, Screwed and Socketed

END USES

Transmission of water, gas, oil and air.

PACKING

Bare Bundles

SURFACE FINISH

Black (self-colored) Outside mill protective coating

PRODUCTION STANDARDS

IS - 1239 part 1, equivalent BS - 1387, ASTM A53 Grade A

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SPECIFICATION FOR MILD STEEL TUBES & TUBULARS CONFORMING TO IS-1239 (PART-I) : 1990

Nominal Bore (NB) Class Outside Diameter Thickness SWG Mass of Black Tube Black Plain End
mm inches Max mm Min mm mm Plain end Kg/mm S&S Kg/mm Mtrs/Ton Ft/Ton
15 (½") L 21.40 21.00 2.00 14 0.947 0.956 1056 3465
M 21.80 21.00 2.60 12 1.21 1.22 826 2710
H 21.80 21.00 3.20 10 1.44 1.45 694 2277
20 (3/4") L 26.90 26.40 2.30 13 1.38 1.39 725 2379
M 27.30 26.50 2.60 12 1.56 1.57 641 2103
H 27.30 26.50 3.20 10 1.87 1.88 535 1755
25 (1") L 33.80 33.20 2.60 12 1.98 2.00 505 1657
M 34.20 33.30 3.20 10 2.41 2.43 415 1362
H 34.20 33.30 4.00 8 2.93 2.95 341 1119
32 (1 1/4") L 42.50 41.90 2.60 12 2.54 2.57 394 1293
M 42.90 42.00 3.20 10 3.10 3.13 323 1063
H 42.90 42.00 4.00 8 3.79 3.82 264 866
40 (1½") L 48.40 47.80 2.90 11 3.23 3.27 310 1017
M 48.80 47.90 3.20 10 3.56 3.60 281 922
H 48.80 47.90 4.00 8 4.37 4.41 229 751
50 (2") L 60.20 59.60 2.90 11 4.08 4.15 245 804
M 60.80 59.70 3.60 9 5.03 5.10 199 653
H 60.80 59.70 4.50 7 6.19 6.26 162 531
65 (2½") L 76.00 75.20 3.20 10 5.17 5.83 175 574
M 76.60 75.30 3.60 9 6.42 6.54 156 512
H 76.60 75.30 4.50 7 7.93 7.05 126 413
80 (3") L 88.70 87.90 3.20 10 6.72 6.89 149 489
M 89.50 88.00 4.00 8 8.36 8.53 120 394
H 89.50 88.00 4.80 6 9.90 9.40 101 331
100 (4") L 113.90 113.00 3.60 9 9.75 10.00 103 338
M 115.00 113.10 4.50 7 12.20 12.50 82 269
H 115.00 113.10 5.40 5 14.50 14.80 69 226
125 (5") M 140.80 138.50 4.80 6 15.90 16.40 63 2.7
H 140.80 138.50 5.40 5 17.90 18.40 56 184
150 (6") M 166.50 163.90 4.80 6 18.90 19.50 53 174
H 166.50 163.90 5.40 5 21.30 21.90 47 154

Tolerances :

Thickness : light + Not Limited - 8%

Midium & heavy : + Not Limited - 10%.

Length : Light - Medium - Heavy Tubes : Random length of 4 to 7 mtrs. or as specified.

SPECIFICATION FOR STEEL PIPES FOR WATER & SEWAGE AS PER IS 3589:2001, Grade-Fe - 330, Fe - 410, Fe-450

Outside Diameter Thickness SWG Mass of Black Tube
mm P/E (Kgs/Mtr)
168.3 2.6 12 10.60
3.2 10 13.00
4.0 8 16.20
4.5 7 18.20
219.10 2.6 12 13.90
3.6 9 19.10
4.5 7 23.80
6.3 4 33.10

SPECIFICATION FOR STEEL TUBES FOR STRUCTURAL PURPOSE CONFORMING TO IS - 1161 (2014)

Nominal Bore Outside Diameter Thickness Weight
mm mm mm Kg/m
15 21.30 2.00 .0952
2.60 1.20
3.20 1.43
20 26.90 2.30 1.4
2.60 1.56
3.20 1.87
25 33.70 2.60 1.99
3.20 2.41
4.00 2.93
32 42.40 2.60 2.55
3.20 3.09
4.00 3.79
40 48.30 2.90 3.25
3.20 3.56
4.00 4.37
50 60.30 2.90 4.1
3.60 5.03
4.50 6.19
65 76.10 2.90 5.24
3.60 6.44
4.50 7.95
80 88.90 3.20 6.76
4.00 8.38
4.80 9.96
Nominal Bore Outside Diameter Thickness Weight
mm mm mm Kg/m
90 101.60 3.60 8.70
4.00 9.63
4.80 11.46
100 114.30 3.60 9.83
4.50 12.19
5.40 14.50
110 127.00 4.50 13.59
4.80 14.47
5.40 16.19
125 139.70 4.50 15.00
4.80 15.97
5.40 17.89
150 165.10 4.50 17.82
5.40 21.27
8.00 30.99
175 193.70 4.80 22.36
5.40 25.08
8.00 36.64
200 219.10 4.80 25.37
5.90 31.02
8.00 41.65

Tolerances :

Outside Diameter

1) Upto & Including 48.3mm + 0.4mm - 0.8mm

2) Over 48.3mm ±. 1%

Thickness

1) All sizes + Not limited

- 10%

Weight

1) Single tube + 10% - 8%

2) Less than 150 mtrs + 10% - 8%

3) 150 mtrs & over ± 4%

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