ERW Black Steel Tubes,Galvanised Steel Tubes Exporters,ERW Black Steel Tubes Manufacturers,Galvanised Steel Tubes Suppliers,India

ERW BLACK TUBES & GALVANISED STEEL TUBES

For use in Water Gas, Steam and Air Lines
Our range of galvanized steel tubes are covered by a layer of zinc & are used for varied applications. These are available in various size and shapes based on the customers requirements. These tubes are natural corrosion resistant and hold functional durability, even in outdoor environments. Apart from preventing water corrosion, it is equally effective in dry, indoor environments.

BLACK & GALVANISED STEEL TUBES
CONFORMING TO IS : 1239 (PART-I) 1990 (EQUIVALENT TO BS : 1387/1987)

Technical Specification
Nominal Bore & Series		Outside Diameter		Wall Thickness in mm	Normal mass of Steel Tubes					Sockets
Nominal Bore & Series		Outside Diameter			Plain End		Screwed & Socketed		Min O.D. mm		Min Length mm
mm	Inches	Max mm	Min mm		Plain End		Screwed & Socketed
mm	Inches	Max mm	Min mm		Kg/m	Mtrs / tonne	Kg/m	Mtrs / tonne
15 L	0.50	21.4	21.0	2.0	0.947	1056	0.956	1046	27.0		37.0
15 M	0.50	21.8	21.0	2.6	1.21	826	1.22	820	27.0		37.0
15 H	0.50	21.8	21.0	3.2	1.44	694	1.45	690	27.0		37.0
20 L	0.75	26.9	26.4	2.3	1.38	725	1.39	719	32.5		39.0
20 M	0.75	27.3	26.5	2.6	1.56	641	1.57	637	32.5		39.0
20 H	0.75	27.3	26.5	3.2	1.87	535	1.88	532	32.5		39.0
25 L	1.00	33.8	33.2	2.6	1.98	505	2.00	500	39.5		46.0
25 M	1.00	34.2	33.3	3.2	2.41	415	2.43	412	39.5		46.0
25 H	1.00	34.2	33.3	4.0	2.93	341	2.95	339	39.5		46.0
32 L	1.25	42.5	41.9	2.6	2.54	394	2.57	389	49.0		51.0
32 M	1.25	42.9	42.0	3.2	3.10	323	3.13	319	49.0		51.0
32 H	1.25	42.9	42.0	4.0	3.79	264	3.82	262	49.0		51.0
40 L	1.50	48.4	47.8	2.9	3.23	310	3.27	306	56.0		51.0
40 M	1.50	48.8	47.9	3.2	3.56	281	3.60	278	56.0		51.0
40 H	1.50	48.8	47.9	4.0	4.37	229	4.41	227	56.0		51.0
50 L	2.00	60.2	59.6	2.9	4.08	245	4.15	241	68.0		60.0
50 M	2.00	60.8	59.7	3.6	5.03	199	5.10	196	68.0		60.0
50 H	2.00	60.8	59.7	4.5	6.19	162	6.26	160	68.0		60.0
65 L	2.50	76.0	75.2	3.2	5.17	175	5.83	172	84.0		69.0
65 M	2.50	76.6	75.3	3.6	6.42	156	6.54	153	84.0		69.0
65 H	2.50	76.6	75.3	4.5	7.93	126	8.05	124	84.0		69.0
80 L	3.00	88.7	87.9	3.2	6.72	149	6.89	145	98.0		75.0
80 M	3.00	89.5	88.0	4.0	8.36	120	8.53	117	98.0		75.0
80 H	3.00	89.5	88.0	4.8	9.90	101	10.40	96	98.0		75.0
100 L	4.00	113.9	113.0	3.6	9.75	103	10.00	100	124.0		87.0
100 M	4.00	115.0	113.1	4.5	12.20	82	12.50	80	124.0		87.0
100 H	4.00	115.0	113.1	5.4	14.50	69	14.80	68	124.0		87.0
125 M	5.00	140.8	138.5	4.8	15.90	63	16.40	61	151.0		96.0
125 H	5.00	140.8	138.5	5.4	17.90	56	18.40	54	151.0		96.0
150 M	6.00	166.5	163.9	4.8	18.90	53	19.5	51	178.0		96.0
150 H	6.00	166.5	163.9	5.4	21.30	47	21.90	46	178.0		96.0

Tolerance on Thickness and Mass
Class	Thickness	Weight		Length
Class	Thickness	Single Tube	Per Load of 10 Tonne Min	Unless otherwise specified
Light	+ Not Limited - 8%	+ 10% -8%	± 5%	4 to 7 Mtr.
Medium & Heavy	+ Not Limited - 10%	± 10%	± 7.5%	4 to 7 Mtr.