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Steel Pipes Specifications » Black & Galvanized Steel Tubes For Ordinary Uses In Water, Gas, Air And Steam

Also See: DIN Flanges, Nickel Copper Alloy, Weld-neck Flanges, Carbon Alloy Steel

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Black & Galvanized Steel Tubes For Ordinary Uses In Water, Gas, Air And Steam Conforming To Is: 1239 (Part-I) / 1990 Equivallent To Bs: 1387 / 1985

Nominal Bore & Series		Outside Diameter		Wall thickness		Nominal Mass of Steel Tubes					Socket
Nominal Bore & Series		Outside Diameter		Wall thickness		Plain end		Screwed & Socketed			Socket
mm	inch.	Minimum mm	Maximum mm	mm	SWG	KG per Mtr.	Mtrs per ton	Kg per Mtr.	Mtrs. per ton	No. of pipes \approx. ton bundle	Min. Outer diameter MM	Min Length MM

15 L	1/2	21.0	21.4	2.00	14	0.947	1056	0.956	1046	165
M	1/2	21.0	21.8	2.60	12	1.210	826	1.220	820	132	27.0	37.0
H	1/2	21.0	21.8	3.20	10	1.440	694	1.450	690	110

20 L	3/4	26.4	26.9	2.30	13	1.380	725	1.390	719	112
M	3/4	26.5	27.3	2.60	12	1.560	641	1.570	637	98	32.5	39.0
H	3/4	26.5	27.3	3.20	10	1.870	535	1.880	532	84

25 L	1	33.2	33.8	2.60	12	1.980	505	2.000	500	80
M	1	33.3	34.2	3.20	10	2.410	415	2.430	412	65	39.5	46.0
H	1	33.3	34.2	4.00	8	2.930	341	2.950	339	55

32 L	1 1/4	41.9	42.5	2.60	12	2.540	394	2.570	389	60
M	1 1/4	42.0	42.9	3.20	10	3.100	323	3.130	319	51	49.5	51.0
H	1 1/4	42.0	42.9	4.00	8	3.790	264	3.820	262	42

40 L	1 1/2	47.8	48.4	2.90	11	3.230	310	3.270	306	48
M	1 1/2	47.9	48.8	3.20	10	3.560	281	3.600	278	45	56.0	51.0
H	1 1/2	47.9	48.8	4.00	8	4.370	229	4.410	227	36

50 L	2	59.6	60.2	2.90	11	4.080	245	4.150	241	39
M	2	59.7	60.8	3.60	9	3.030	199	5.100	196	30	68.0	60.0
H	2	59.7	60.8	4.50	7	6.190	162	6.260	160	27

65 L	2 1/2	75.2	76.0	3.20	10	5.710	175	5.830	172	27
M	2 1/2	75.3	76.6	3.60	9	6.420	156	6.540	153	24	84.0	69.0
H	2 1/2	75.3	76.6	4.50	7	7.930	126	8.050	124	20

80 L	3	87.9	88.7	3.20	10	6.720	149	6.890	145	23
M	3	88.0	89.5	4.00	8	8.360	120	8.530	117	19	98.0	75.0
H	3	88.0	89.5	4.80	6	9.900	101	10.100	96	16

100 L	4	113.0	113.9	3.60	9	9.750	103	10.000	100	16
M	4	113.1	115.0	4.50	7	12.200	82	12.500	80	13	124.0	87.0

H	4	113.1	115.0	5.40	5	14.500	69	14.800	68	11
125 M	5	138.5	140.8	4.80	6	15.900	63	16.400	61	10
H	5	138.5	140.8	5.40	5	17.900	56	18.400	54	9	151.0	96.0
150 M	6	163.9	166.5	4.80	6	18.900	53	19.500	51	8
H	6	163.9	166.5	5.40	5	21.300	47	21.900	46	7	178.0	96.0

L = Light

M = Medium

H = Heavy

TOLERANCES:
A. Thickness:		B. Weight:		C. Length
1. Light Tubes	+ not limited - 8%	1. Single tube (Light Series)	+ 10% - 8%	Unless otherwise specified 4 to 7 meters or as per specification.
2. Medium and Heavy Tubes	+ not limited - 10%	2. Single Tube (Medium & Heavy Series)	± 10%
		3. For Quantity per Load of 10 Tonnes minimum (Light Series)	± 5%
		4. For Quantity per Load of 10 tonnes minimum (Medium & Heavy series)	± 7.5%

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