
STEEL
TUBES FOR STRUCTURE PURPOSE
We are a leading manufacturer &
exporter of wide range of steel tubes used for various structural purposes.
These are galvanized & treated for higher functional life, to resist
corrosion, etc. For decades, designers, builders and consumers seeking
long-term structural performance in the harshest of outdoor applications
have turned to zinc-coated steel pipes. Our steel pipes and tube resist the
attack of wind, water and road salts.
| |
Conforming to IS : 1161-1998 YST - 210, 240
Equivalent to BS : 1775/ 64 |
| Technical
Specification |
| Nominal Bore |
Outside Diameter |
Class |
Wall Thickness |
Weight
|
| mm |
mm |
|
mm |
Kg/Mtr |
Mtrs/Ton |
| 15 |
21.3 |
Light Medium Heavy |
2.0 2.6 3.2 |
0.947 1.21 1.44 |
1056 826 694 |
| 20 |
26.9 |
Light Medium Heavy |
2.3 2.6 3.2 |
1.38 1.56 1.87 |
725 641 535 |
| 25 |
33.7 |
Light Medium Heavy |
2.6 3.2 4.0 |
1.98 2.41 2.93 |
505 415 341 |
| 32 |
42.4 |
Light Medium Heavy |
2.6 3.2 4.0 |
2.54 3.10 3.79 |
394 323 264 |
| 40 |
48.4 |
Light Medium Heavy |
2.9 3.2 4.0 |
3.23 3.56 4.37 |
310 281 229 |
| 50 |
60.3 |
Light Medium Heavy |
2.9 3.6 4.5 |
4.08 5.03 6.19 |
245 199 162 |
| 65 |
76.1 |
Light Medium Heavy |
3.2 3.6 4.5 |
5.71 6.42 7.93 |
175 156 126 |
| 80 |
88.9 |
Light Medium Heavy |
3.2 4.0 4.8 |
6.72 8.36 9.90 |
149 120 101 |
| 90 |
101.6 |
Light Medium Heavy |
3.6 4.0 4.8 |
8.70 9.63 11.5 |
115 104 87 |
| 100 |
114.3 |
Light Medium Heavy |
3.6 4.5 5.4 |
9.75 12.2 14.5 |
103 82 69 |
| 110 |
127.0 |
Light Medium Heavy |
4.5 4.8 5.4 |
13.6 14.5 16.2 |
74 69 62 |
| 125 |
139.7 |
Light Medium Heavy |
4.5 4.8 5.4 |
15.0 15.9 17.9 |
67 63 56 |
| 135 |
152.4 |
Light Medium Heavy |
4.5 4.8 5.4 |
16.4 17.5 19.6 |
61 57 51 |
| 150 |
165.1 |
Light Medium Heavy |
4.5 4.8 5.4 |
17.8 18.9 21.3 |
56 53 47 |
| 150 |
168.3 |
Light Medium Heavy1 Heavy2
|
4.5 4.8 5.4 6.3 |
18.2 19.4 21.7 25.2 |
55 52 46 40 |
| 175 |
193.7 |
Light Medium Heavy |
4.8 5.4 5.9 |
22.4 25.1 27.3 |
45 40 37 |
| 200 |
219.1 |
Light Medium Heavy |
4.8 5.6 5.9 |
25.4 29.5 31.0 |
39 34 32 |
| 250 |
273.0 |
Heavy |
5.9 |
38.9 |
26 |
| 300 |
323.9 |
Heavy |
6.3 |
49.3 |
20 |
| 350 |
355.6 |
Heavy |
8.0 |
68.6 |
15 |
|
 |
|
Note : Elongation percent for tubes
upto & including 25mm nominal bore for all grades shall be 12%
minimum.
| Tolerance
|
| O.D. : |
Upto & Including 48.3mm |
+0.4 mm -0.8 mm |
| Over 48.3 mm |
+- 1% |
| Wall thickness : |
+ Not Limited - 10% |
|
| Weight : |
Single Tube Light |
+ 10% -8% |
| Single Tube Medium Heavy |
±10% |
|
 |
| Tensile
Properties |
| Grade |
Tensile Strength (Min.) MPa |
Yield Stress (Min.) MPa |
| Yst210 |
330 |
210 |
| Yst240 |
410 |
240 |
| Yst310 |
450 |
310 |
|
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