ERW PIPES

Overview:

Electric Resistance Welded Steel Tubes and Pipes are indispensable in diverse sectors, particularly construction and infrastructure. Manufactured from our own HR Coils, these robust products are formed by welding the edges longitudinally through an electric resistance process, ensuring a seamless bond. Due to our capability of manufacturing HR Coil, we are well positioned to supply any other range of thickness and size as per requirement.

Grade: 1161, 3601, 4923
Thickness Range: 1.2 mm – 7 mm
Thickness Tolerance: 50 microns
Width Tolerance: <1mm
Size: 0.5 – 7

THE SRJ LEGACY

Established in 1971, SRJ Peety Group has been the pioneer in the TMT bars sector in Jalna. Under the leadership of our founder, Late Shri. Shantilalji Peety, we began our mission of ‘Making India Stronger.’ To reinforce our mission, we are expanding our presence through SRJ Precision HR Coils and Pipes. Equipped with machinery sourced from global industry leaders, we offer technologically advanced products that support the manufacturing process across multiple industries to drive our nation’s progress and shape a stronger India.

Technical Specifications

Equivalent to BS 1387 / EN 10255 / EN 10240
Nominal Bore (N.B.)	Class	OUTSIDE DIAMETER		Thickness	NOMINAL WEIGHT
Nominal Bore (N.B.)	Class	Minimum	Maximum	Thickness	Plain End		Screwed & Socketed
MM	L/M/H	MM	MM	mm	(Kg/m)	(m/ton)	(Kg/m)	(m/ton)

15	L	21	21.4	2	0.95	1058	0.96	1042
	M	21	21.8	2.6	1.21	826	1.22	820
	H	21	21.8	3.2	1.44	694	1.45	690
20	L	26.4	26.9	2.3	1.38	725	1.39	719
	M	26.5	27.3	2.6	1.56	641	1.57	637
	H	26.5	27.3	3.2	1.87	535	1.88	532
25	L	33.2	33.8	2.6	1.98	505	2	500
	M	33.3	34.2	3.2	2.41	415	2.43	412
	H	41.9	34.2	4	2.93	341	2.95	339
32	L	41.9	42.5	2.6	2.54	394	2.57	389
	M	42	42.9	3.2	3.1	322	3.13	319
	H	42	42.9	4	3.79	264	3.82	262
40	L	47.8	48.4	2.9	3.23	310	3.27	306
	M	47.8	48.8	3.2	3.56	281	3.6	278
	H	47.9	48.8	4	4.37	229	4.41	227
50	L	59.6	60.2	2.9	4.08	245	4.15	241
	M	59.7	60.8	3.6	5.03	199	5.1	196
	H	59.7	60.8	4.5	6.19	162	6.26	160
65	L	75.2	76	3.2	5.71	175	5.83	172
	M	75.3	76.6	3.6	6.42	156	6.54	153
	H	75.3	76.6	4.5	7.93	126	8.05	124
80	L	87.9	88.7	3.2	6.72	149	6.89	145
	M	88	89.5	4	8.36	120	8.53	117
	H	88	89.5	4.8	9.9	101	10.1	99
100	L	113	113.9	3.6	9.75	103	10	100
	M	113.1	115	4.5	12.20	82	12.5	80
	H	113.1	115	5.4	14.50	69	14.8	68
125	M	138.5	140.8	4.8	15.90	63	16.4	61
125	H	138.5	140.8	5.4	17.9	56	18.4	54
150	M	163.9	165.5	4.8	18.9	53	19.5	51
150	H	163.9	165.5	5.4	21.3	47	21.9	46

Thickness Tolerance		Length Tolerance
Light Tubes:	+not limited -8%	Random Length 4 to 7 Mtrs. /as per

Medium & Heavy Tubes:	+not limited -10%
Weight Tolerance
Single Tube (Light series):	0.02

Single Tube (Medium & Heavy series):	+/-10%
For quantities per load of 10 ton Min.: (Light series)	0.075

CUT ‘N’ BENT PROCESS

TMT Bars

Super Rings

Certifications

FAQ's

What are ERW pipes?

ERW pipes are steel pipes manufactured by welding the edges of steel sheets or coils longitudinally using electric resistance, resulting in a strong and seamless bond.

What materials are used to produce ERW pipes?

ERW pipes are typically made from steel, with grades such as 1161, 3601, and 4923.

What are the common applications of ERW pipes?

ERW pipes are widely used in construction, infrastructure projects, water and gas transportation, scaffolding, and structural applications.

What thickness ranges are available for ERW pipes?

ERW pipes are available in thicknesses ranging from 1.2 mm to 7 mm.

What are the size options for ERW pipes?

Sizes typically range from 0.5 inches to 7 inches.

What are the advantages of using ERW pipes?

Advantages include uniform wall thickness, high dimensional accuracy, cost-effectiveness, and suitability for high-pressure applications.

How do ERW pipes differ from seamless pipes?

ERW pipes are made by welding steel coils, while seamless pipes are produced by extruding steel billets. ERW pipes are generally more cost-effective and have consistent wall thickness compared to seamless pipes.

What standards do ERW pipes adhere to?

ERW pipes can be manufactured to meet standards such as BS 1387, EN 10255, and EN 10240.

What is the typical length of ERW pipes?

Standard lengths range from 4 to 7 meters, but custom lengths can be produced based on specific requirements.

Are ERW pipes suitable for high-pressure applications?

Yes, due to their manufacturing process, ERW pipes have high strength and are suitable for high-pressure applications.

Can ERW pipes be galvanized?

Yes, ERW pipes can undergo galvanization to enhance corrosion resistance, making them suitable for various environments.

What is the thickness tolerance for ERW pipes?

The thickness tolerance is typically around 50 microns, ensuring precision in applications.

What is the width tolerance for ERW pipes?

The width tolerance is generally less than 1 mm, providing high dimensional accuracy.

How are ERW pipes tested for quality?

ERW pipes undergo various tests, including hydrostatic testing, ultrasonic testing, and X-ray inspection, to ensure weld integrity and overall quality.