IS 1239

Industries We Serve

Water Pipelines

Gas Pipelines

Power Projects

Specification IS-1239

N.B and series	Outside Diametar		Wall Thicness	Nominal Weight of Tubes
mm	Min.	Max.	mm /SWG	Kg./M	Mtrs./Ton	Kg./M	Mtrs/Ton

15 L	21.0	21.4	2.00/ 14	0.95	1053	0.96	1042
M	21.0	21.8	2.60 /12	1.21	826	1.22	820
H	21.0	21.8	3.20 /10	1.44	694	1.45	690

20 L	26.4	26.9	2.30 /13	1.38	725	1.39	719
M	26.5	27.3	2.60 /12	1.56	641	1.57	637
H	26.5	27.3	3.20 /10	1.87	535	1.88	532

25 L	33.2	33.8	2.60 /12	1.98	505	2.00	500
M	33.3	34.2	3.20 /10	2.41	415	2.43	412
H	33.3	34.2	4.00 /8	2.93	341	2.95	339

32 L	41.9	42.5	2.60 /12	2.54	394	2.57	389
M	42.0	42.9	3.20 /10	3.10	323	3.13	319
H	42.0	42.9	4.00 /8	3.79	264	3.82	262

40 L	47.8	48.4	2.90 /11	3.23	310	3.27	306
M	47.9	48.8	3.20 /10	3.56	281	3.60	278
H	47.9	48.8	4.00 /8	4.37	229	4.41	227

50 L	59.6	60.2	2.90 /11	4.08	245	4.15	241
M	59.7	60.8	3.60 /9	5.03	199	5.10	196
H	59.7	60.8	4.50 /7	6.19	162	6.26	160

65 L	75.2	76.0	3.20 /10	5.71	175	5.83	172
M	75.3	76.6	3.60 /9	6.42	156	6.84	153
H	75.3	76.6	4.50 /7	7.93	126	8.05	124

80 L	87.9	88.7	3.20 /10	6.72	149	6.89	145
M	88.0	89.5	4.00 /8	8.36	120	8.53	117
H	88.0	89.5	4.80 /6	9.90	101	10.40	96

100 L	113.0	113.9	3.60 /9	9.75	103	10.00	100
M	113.1	115.0	4.50 /7	12.20	82	12.50	80
H	113.1	115.0	5.40 /5	14.50	69	14.80	68

125 M	138.5	140.8	4.80 /6	15.90	63	16.40	61
H	138.5	140.8	5.40 /5	17.90	56	18.40	54

150 M	163.9	166.5	4.80 /6	18.90	53	19.50	51
H	163.9	166.5	5.40 /5	21.30	47	21.90	46

TOLERANCES :
(a) Thickness :
1. Light Tubes                                    + not limited
                                                          - 8 Per Cent

2. Medium and Heavy Tubes              + not Limited
                                                           - 10 Per Cent

(c) Length :
Unless other wise specified 4 to 7 meters.

(b) Weight :
1. Single Tubes                                     + 10 Per Cent
(Light Series)                                        - 8 Per Cent

2. Single Tube Medium                          + 10 Per Cent
and Heavy Tubes                                  - 10 Per Cent

3. For Quantities                                  + 7.5 Per Cent
per load of 10 tonnes min                    - 5 Per Cent
(Light Series)

4. For Quantities                                  + 7.5 Per Cent
per load of 10 tonnes min                    - 7.5 Per Cent
(Medium and Heavy Series)

Industries We Serve

Specification IS-1239

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