TECHNICAL DATA OF BLACK AND
GALVANISED STEEL WELDED PIPES CONFORMING TO BS: 1387 OF 1985
Class
Normal
Bore
OUTSIDE
DIAMETER
Wall Thickness
Weight
of Black Pipes
Weight
of Galvanised Pipes (Calculated)
Number of
Pipes packed per std bundle
(1 TON Approx)
MAX
MIN
PLAIN
ENDED
SCREWED
& SOCKETED
PLAIN
ENDED
SCREWED
& SOCKETED
Inch
mm
Inch
mm
Inch
mm
Inch
mm
kg/mtr
mtr/ton
ft/ton
kg/mtr
mtr/ton
ft/ton
kg/mtr
mtr/tonft/ton
kg/mtr
mtr/ton
ft/ton
L
I
G
H
T
(A)
M
E
D
I
U
M
(B)
H
E
A
V
Y
(C)
1/2
15
0.843
21.4
0.827
21.0
0.079
2.00
0.947
1056
3465
0.956
1046
3432
1.000
1000
3281
1.009
991
3251
160
3/4
20
1.059
26.9
1.039
26.4
0.091
2.30
1.380
725
2379
1.390
719
2359
1.440
694
2277
1.460
690
2264
110
1
25
1.331
33.8
1.307
33.2
0.102
2.60
1.980
505
1657
2.000
500
1640
2.060
485
1591
2.090
478
1568
80
11/4
32
1.673
42.5
1.650
41.9
0.102
2.60
2.540
394
1293
2.570
389
1276
2.640
379
1243
2.680
373
1224
61
11/2
40
1.906
48.4
1.882
47.8
0.114
2.90
3.230
310
1017
3.270
306
1004
3.350
298
978
3.400
294
965
51
2
50
2.370
60.2
2.346
59.6
0.114
2.90
4.080
245
804
4.150
241
791
4.220
237
778
4.300
233
764
37
21/2
65
2.991
76.6
2.961
75.2
0.124
3.20
5.710
175
574
5.830
172
564
5.890
170
558
6.020
166
545
27
3
80
3.492
88.7
3.461
87.9
0.124
3.20
6.720
149
489
6.890
145
476
6.930
144
472
7.100
141
463
24
4
100
4.484
113.9
4.449
113.0
0.142
3.60
9.750
103
338
10.000
100
328
10.030
100
328
10.280
97
318
16
1/2
15
0.854
21.7
0.831
21.1
0.102
2.60
1.210
826
2710
1.220
820
2690
1.250
794
2605
1.260
787
2582
130
3/4
20
1.071
27.2
1.047
26.6
0.102
2.60
1.560
641
2103
1.570
637
2090
1.620
617
2024
1.640
610
2001
100
1
25
1.346
34.2
1.315
33.4
0.124
3.20
2.410
415
1362
2.430
412
1352
2.490
402
1319
2.510
398
1306
65
11/4
32
1.689
42.9
1.657
42.1
0.124
3.20
3.100
323
1060
3.130
319
1047
3.200
312
1024
3.230
310
1017
51
11/2
40
1.921
48.8
1.890
48.0
0,124
3.20
3.570
280
919
3.610
277
909
3.680
272
892
3.720
269
883
44
2
50
2.394
60.8
2.354
59.8
0.142
3.60
5.030
199
653
5.100
196
643
5.170
193
633
5.250
190
623
30
21/2
65
3.016
76.6
2.969
75.4
0.142
3.60
6.430
156
512
6.550
153
502
6.610
151
495
6.730
149
489
24
3
80
3.524
89.5
3.469
88.1
0.157
4.00
8.370
119
390
8.540
117
384
8.580
117
384
8.760
114
374
19
4
100
4.524
114.9
4.461
113.3
0.177
4.50
12.200
82
269
12.500
80
262
12.480
80
260
12.690
79
259
14
5
125
5.535
140.6
5.461
138.7
0.197
5.00
16.600
60
197
17.100
58
190
16.940
59
194
17.440
57
187
10
6
150
6.539
166.1
6.461
164.1
0.197
5.00
19.70
51
167
20.300
49
161
20.100
50
164
20.710
48
157
7
1/2
15
0.854
21.7
0.831
21.1
0.124
3.20
1.440
694
2277
1.450
690
2264
1.490
671
2202
1.500
667
2188
110
3/4
20
1.071
27.2
1.047
26.6
0.124
3.20
1.870
535
1755
1.880
532
1745
1.930
518
1700
1.950
513
1683
80
1
25
1.346
34.2
1.315
33.4
0.157
4.00
2.940
340
1115
2.960
338
1109
3.010
332
1089
3.040
329
1079
55
11/4
32
1.689
42.9
1.657
42.1
0.157
4.00
3.800
263
863
3.830
261
856
3.900
256
840
3.930
254
833
44
11/2
40
1.921
48.8
1.890
48.0
0.157
4.00
4.380
228
748
4.420
226
741
4.490
223
732
4.530
221
725
37
2
50
2.394
60.8
2.354
59.8
0.177
4.50
6.190
162
531
6.260
160
525
6.330
158
518
6.400
156
512
27
21/2
65
3.016
76.6
2.969
75.4
0.177
4.50
7.930
126
413
8.050
124
407
8.110
123
404
8.230
121
397
20
3
80
3.524
89.5
3.469
88.1
0.197
5.00
10.300
97
318
10.500
95
312
10.510
95
312
10.710
93
307
16
4
100
4.524
114.9
4.461
113.3
0.213
5.40
14.500
69
226
14.800
68
223
14.770
68
223
15.070
67
220
12
5
125
5.535
140.6
5.461
138.7
0.213
5.40
17.900
56
184
18.400
54
177
18.210
55
180
18.730
53
174
10
6
150
6.539
166.1
6.461
164.1
0.213
5.40
21.300
47
154
21.900
46
151
21.700
46
151
22.300
45
148
7
Tolerances:
THICKNESS: Light Tube -8%, Medium and Heavy Tubes -1 0%. WEIGHT:
Single Tube + 10% -8%, Quantity - 150 metres and above of one size &
class :t4%. LENGTH: 6 meters :to.05 meters