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| »Wide
Range of Product: BS:1387 |
Specifications
Surya has a wide range of pipes conforming to the following
national and international specifications that incorporate
latest amendments.
|
Nominal Bore |
Max |
Min |
Thickness |
(Kg/Mtr.) |
|
Inch |
MM |
MM |
MM |
mm |
Plain end |
Screwed & Socketed |
|
1/2 |
15 |
21.4 |
21.000 |
2.0 |
0.947 |
0.956 |
|
3/4 |
20 |
2609 |
260400 |
2.3 |
1.380 |
1.390 |
|
1 |
25 |
33.8 |
33.200 |
2.6 |
1.980 |
2.000 |
|
1 1/4 |
32 |
42.5 |
41.900 |
2.6 |
2.540 |
2.570 |
|
1 1/2 |
40 |
48.4 |
47.800 |
2.9 |
3.230 |
3.270 |
|
2 |
50 |
60.2 |
59.600 |
2.9 |
4.080 |
4.150 |
|
2 1/2 |
65 |
76.0 |
75.200 |
3.2 |
5.710 |
5.830 |
|
3 |
80 |
88.7 |
87.900 |
3.2 |
6.720 |
6.890 |
|
4 |
100 |
113.9 |
113.000 |
3.6 |
9.750 |
10.000 |
|
1/2 |
15 |
21.7 |
21.100 |
2.6 |
1.210 |
1.220 |
|
3/4 |
20 |
27.2 |
26.600 |
2.6 |
1.560 |
1.570 |
|
1 |
25 |
34.2 |
33.400 |
3.2 |
2.410 |
2.430 |
|
1 1/4 |
32 |
42.9 |
42.100 |
3.2 |
3.100 |
3.130 |
|
1 1/2 |
40 |
48.8 |
48.000 |
3.2 |
3.570 |
3.610 |
|
2 |
50 |
60.8 |
59.800 |
3.6 |
5.030 |
5.100 |
|
2 1/2 |
65 |
76.6 |
75.400 |
3.6 |
6.430 |
6.550 |
|
3 |
80 |
89.5 |
88.100 |
4.0 |
8.370 |
8.540 |
|
4 |
100 |
114.9 |
113.300 |
4.5 |
12.200 |
12.500 |
|
5 |
125 |
140.6 |
138.700 |
5.0 |
16.600 |
17.100 |
|
6 |
150 |
166.1 |
164.100 |
5.0 |
19.700 |
20.300 |
|
1/2 |
15 |
21.7 |
21.100 |
3.2 |
1.440 |
1.450 |
|
3/4 |
20 |
27.2 |
26.600 |
3.2 |
1.870 |
1.880 |
|
1 |
25 |
34.2 |
33.400 |
4.0 |
2.940 |
2.960 |
|
1 1/4 |
32 |
42.9 |
42.100 |
4.0 |
3.800 |
3.830 |
|
1 1/2 |
40 |
48.8 |
48.000 |
4.0 |
47.380 |
4.420 |
|
2 |
50 |
60.8 |
59.800 |
4.5 |
6.190 |
6.260 |
|
2 1/2 |
65 |
76.6 |
75.400 |
4.5 |
7.930 |
8.050 |
|
3 |
80 |
89.5 |
88.100 |
5.0 |
10.300 |
10.500 |
|
4 |
100 |
114.9 |
113.300 |
5.4 |
14.500 |
14.800 |
|
5 |
125 |
140.1 |
164.100 |
5.4 |
21.300 |
21.900 |
s
Tolrences
Outside Diameter as per above table
Thickness
| Light |
Medium |
Heavy |
| -8% |
-10% |
-10% |
Weight
| Mechanical Properties
Chemical
Properties |
| Yield
Strength |
195
N/sq mm (Minimum) |
Carbon |
0.20
% Max |
Yield
Strength195 N/sq mm (Minimum)
|
320 to 460 N/sq mm |
Manganese |
1.20
% Max |
| Tensile
Strength |
|
Phosphorous |
0.045
% Max |
% Elongation 20 % Min |
|
Sulphur |
0.045
% Max |
Bend Test For
tubes upto & including 2"
Black Tube Bending
angle
180°
Bending
radius 6 times to the OD of Tube
Flattening Test Weld
Position 3 O'clock
| Galvanized
Tubes |
Bending
angle |
90° |
| |
Bending
radius |
8
times to the OD of Tube |
| |
Weld
Position' |
3
O'clock |
| Galvanized
Tubes |
For
Tubes above 2" |
| |
1.
Flatten upto 75% of tube dia for weld test (Weld
at 3 Oiclock position) |
| |
2.
Flatten upto 60% of tube dia for raw material test |
| Leak Tightness Test |
100%
Hydrotesting at 50 bar or online eddy current
testing |
| Galvanized
Test |
1.
Bore test (for tubes upto 1 ") |
| |
2.
Copper Sulphate Test |
| Threading |
As
per BS-21-1985 |
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| | |
