BLACK GALVANISED STEEL TUBES PIPES Dimensions nominal bore class outside diameter wall thickness Plain ends Screwed Light medium heavy tubes Length weight single tube

Galvanized Steel Pipes

DIMENSIONS OF BLACK AND GALVANISED STEEL TUBES AS PER IS : 1239 [PART1] / 1990
NOMINAL	CLASS	OUTSIDE DIAMETER		WALL THICKNESS		PLAIN ENDS		SCREWED AND SOCKETED
BORE (NBmm inches	abs	MINmm	MAmm	mm	SWG	Kg / Mtr	Mtrs / Tonne	Kg / Mtr	Mtrs / Tonne
15 (1/2")	L	21	21.4	2	14	0.947	1053	0.956	1046
	M	21	21.8	2.6	12	1.21	826	1.22	820
	H	21	21.8	3.2	10	1.44	694	1.45	690
20 (3/4")	L	26.4	26.9	2.3	13	1.38	725	1.39	719
	M	26.5	27.3	2.6	12	1.56	641	1.57	637
	H	26.5	27.3	3.2	10	1.87	535	1.88	532
25 (1")	L	33.2	33.8	2.6	12	1.98	505	2	500
	M	33.3	34.2	3.2	10	2.41	415	2.43	412
	H	33.3	34.2	4	8	2.93	341	2.95	339
32 (11/4")	L	41.9	42.5	2.6	12	2.54	394	2.57	389
	M	42	42.9	3.2	10	3.1	325	3.13	319
	H	42	42.9	4	8	3.79	264	3.82	262
40 (11/2")	L	47.8	48.4	2.9	11	3.23	310	3.27	306
	M	47.9	48.8	3.2	10	3.56	281	3.6	278
	H	47.9	48.8	4	8	4.37	229	4.41	227
50 (2")	L	59.6	60.2	2.9	11	4.08	245	4.15	241
	M	59.7	60.8	3.6	9	5.03	199	5.1	196
	H	59.7	60.8	4.5	7	6.19	162	6.26	160
65 (21/2")	L	75.2	76	3.2	10	5.71	175	5.83	172
	M	75.3	76.6	3.6	9	6.42	156	6.54	153
	H	75.3	76.6	4.5	7	7.93	126	8.05	124
80 (3")	L	87.9	88.7	3.2	10	6.72	149	6.89	145
	M	88	89.5	4	8	8.36	120	8.53	117
	H	88	89.5	4.8	6	9.9	101	10.4	96
100 (4")	L	113	113.9	3.6	9	9.75	103	10	100
	M	113.1	115	4.5	7	12.2	82	12.5	80
	H	113.1	115	5.4	5	14.5	69	14.8	68
125 (5")	M	138.5	140.8	4.8	6	15.9	63	16.4	61
125 (5")	H	138.5	140.8	5.4	5	17.9	56	18.4	54
150 (6")	M	163.9	166.5	4.8	6	18.9	53	19.5	51
150 (6")	H	163.9	166.5	5.4	5	21.3	47	21.9	46

Tolerances

Thickness :	Light tubes	: Not Limited
	Light tubes	: - 8%
	Medium & Heavy Tubes	: + Not Limited
	Medium & Heavy Tubes	: - 10%
Weight :	1. Single tube (Light Series)	: +10% - 8%
	2. Single tube (Medium & Heavy Series)	: + - 10%
	3. For quantities perload of 10 tonnes min (light Series)	: + - 5%
	4. For quantities perload of 10 tonnes min. (Medium & Heavy Series)	: + - 7.5%
Length :	Light, Medium & Heavy tubes	: Random Length of 4 to 7 meters unless specified otherwise