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ERW Steel Pipe

ERW steel pipe is a straight seam electric resistance welded pipe,
abbreviated as ERW pipe, which is a round pipe welded by steel plates.
End: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends
Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating
Packing: Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped

Classification :

Welded Steel Pipe

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Product

Product introduction

ERW Steel Pipe

Pipe Type: ERW Pipe, ERW Steel Pipe, Electric Resistance Welded Pipe
Application: For Low Pressure Fluid Transmission, Machinery Manufacturing

Specification: OD: 21.3mm ~ 660mm

WT: 1mm ~ 17.5mm

LENGTH: 0.5mtr ~ 22mtr (5.8/6/11.8/12 meters, SRL, DRL)

Standard & Grade: API 5L PSL1/PSL2 Gr.A,Gr.B,X42,X46,X52,X56,X60,X65,X70
ASTM A53, ASTM A500, JIS G3466, ASTM A252, ASTM A178, AN/NZS 1163, AN/NZS 1074, EN10219-1, EN10217-1

End: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends

Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating

Packing: Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped

Production Process for ERW steel pipe:

1.Uncoiling --- 2. Leveling --- 3. End cutting --- 4. End shearing welding --- 5. Supercoil accumulator --- 6. Edge cutting --- 7. Ultrasonic detection --- 8. Forming --- 9. Electric induction welding --- 10. Ultrasonic detection for weld seam --- 11. Medium frequency heat treatment --- 12. Air cooling --- 13. Water cooling --- 14. Sizing --- 15. Flying cutting --- 16. Flush-out --- 17. Cropping --- 18. Flattening testing --- 19. Straightening --- 20. End facing and bevelling --- 21. Hydrodynamic testing --- 22. Ultrasonic detection for weld seam --- 23. Ultrasonic detection for pipe end --- 24. Visual and dimensions inspection --- 25.Weighting and measuring --- 26. Marking --- 27. Coating --- 28. Pipe-end protection --- 29. Bending --- 30. Shipping

Specification of ERW steel pipe:

API 5L/ASTM A53 GR.B (Small Diameter ERW Steel Pipe)
Outside Diameter	Wall Thickness	Outside Diameter	Wall Thickness
外径 (mm)	壁厚 (mm)	外径 (mm)	壁厚 (mm)
33.4 (1")	2.1-2.4	Φ133	3.0-5.75
	2.5-3.25		6.0-7.75
	3.5-4.0		8.0-10
42.3 (1.2")	2.1-2.4	Φ139.7 (5″)	3.0-4.5
	2.5-3.5		4.75-5.75
	3.75		6.0-7.75
	4.0-5.0		8.0-10
48.3 (1.5")	2.1-2.4	Φ152	3.0-4.5
	2.5-3.25		4.75-5.75
	3.5-3.75		6.0-7.75
	4.0-4.25		8.0-10.0
	4.5-6.0	Φ159	3.25-6.75
Φ60.3 (2″)	3.0-4.0		6.8-7.75
	4.25-4.75		8.0-10.0
	5.0-5.75		10.0-11.75
Ф73	3.0-4.75	Φ165	3.0-6.0
	4.8-5.25		6.25-7.0
	5.5-7.0		/
Φ76.1 (2.5″)	3.0-4.0		/
	4.25-4.75	Φ168.3	3.5-5.75
	5.0-5.25		6.0-8
	5.5-7.0		8.25-8.75
Φ88.9 (3″)	3.0-4.0		9.0-9.75
	4.25-4.75		10.0-11.75
	5.0-5.25		/
	5.5-6.0	Φ177.8 (Φ180)	3.75-5.75
	8		6.0-7.75
Φ108	3.0-4.5		8.0-8.75
	4.75-5.75		9.0-9.75
	6.0-6.25		10.0-11.75
	6.5-9.0		/
Φ114.3 (4'')	3.0-4.0	Φ193.7	4.0-6.75
	4.25-4.75		6.8-7.75
	5.0-6.0		8.0-9.75
	6.25-7.75		10.0-11.75
	8.0-10		/
Φ127	3.0-4.75	Φ203	3.0-6.75
	5.0-5.75		6.8-8.0
	/		8.25-11.75
	/		/

API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe)
Outside Diameter	Wall Thickness	Outside Diameter	Wall Thickness
外径 (mm)	壁厚 (mm)	外径 (mm)	壁厚 (mm)
219、245	5.0-11.75	462	5.75-11.75
273	5.0-11.75	462	12.5-13.75
273	12.5-13.75	457、478	5.75-11.75
299	5.5-11.75		12.5-13.75
299	12.5-13.75		14.5-17.75
325	5.5-11.75	508	5.75-11.75
325	12.5-13.75		12.5-13.75
355	5.5-11.75		14.5-17.75
355	12.5-13.75	529/559/610/630	5.75-11.75
377	5.75-11.75		12.5-13.75
377	12.5-13.75		14.5-17.75
406	5.75-11.75	660	7.5-11.75
	12.5-13.75		12.5-13.75
	/		14.5-17.75

API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe)
Outside Diameter	Wall Thickness	Outside Diameter	Wall Thickness
外径 (mm)	壁厚 (mm)	外径 (mm)	壁厚 (mm)
219、245	5.0-11.75	462	5.75-11.75
273	5.0-11.75	462	12.5-13.75
273	12.5-13.75	457、478	5.75-11.75
299	5.5-11.75		12.5-13.75
299	12.5-13.75		14.5-17.75
325	5.5-11.75	508	5.75-11.75
325	12.5-13.75		12.5-13.75
355	5.5-11.75		14.5-17.75
355	12.5-13.75	529/559/610/630	5.75-11.75
377	5.75-11.75		12.5-13.75
377	12.5-13.75		14.5-17.75
406	5.75-11.75	660	7.5-11.75
	12.5-13.75		12.5-13.75
	/		14.5-17.75

Technical data

Tolerances of ERW steel pipe

Standard	Grade	Out Diameter Tolerance	Wall Thickness Tolerance
ASTM A53	A	+/-1.0%	+/- 12.5%
ASTM A53	B	+/- 1.0%	+/- 12.5%

Chemical Analysis & Mechanical Properties of ERW steel pipe

Standard	Grade	Chemical Analysis(%)				Mechanical Properties(min)(Mpa)
Standard	Grade	C	Mn	P	S	Tensile Strength	Yield Strength
ASTM A53	A	0.25	0.95	0.05	0.045	330	205
ASTM A53	B	0.30	1.20	0.05	0.045	415	240

Storage video

Warehouse storage

The group company and factory cover an area of more than 800 mu, with more than 1,500 employees, and its business covers more than 20 countries and regions around the world. Xinghan Group is committed to developing new types of steel products and building a first-class coated sheet and steel manufacturing enterprise with international competitiveness. Xinghan Group hopes to grow into a widely respected and sustainable global resource-based enterprise through continuous pursuit of excellence, create better social, economic and environmental benefits, and bring more competitive value returns to employees and customers.

Packing and delivery

The company has major production lines such as pickling, cold rolling, hot dip galvanizing, hot dip galvanizing, thick plate galvanizing and color coating, forming an annual production capacity of 1 million tons of pickling coil, 1 million tons of cold rolled sheet and 900,000 tons of hot dip galvanized sheet. Galvanized and hot-dip galvanized aluminum zinc silicon steel sheet scale 450,000 tons thick galvanized steel plate scale 300,000 tons color coated steel plate scale is one of the largest steel and non-ferrous metal smelting and processing suppliers in Shandong Province.

Customer visit
The company adheres to the development strategy of "seeking development by science and technology, seeking efficiency by management", adheres to the core values of "people-oriented, integrity, responsibility and excellence", adheres to the development system of "green products and green industry", "promotes high-quality beyond development in an all-round way", and realizes the vision of "building a first-class aluminum processing service enterprise with international competitiveness".

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

COOPERATIVE PARTNER

FAQ

Q:How long is your delivery time?

A:Within 5 days for stock size, 15-30 days for customized size.

Q:How can I get an accurate quote?

A:Please provide the information of prodcuts standard, material, size and quantity.

Q:When can I get your reply after the inquiry.

A:Within 15 minutes during working time, whthin 12 hours during non-working time.

Q:What product information do I need to provide?

A:You need to provide the grade, width, thickness,coating and the number of tons you need to purchase.

Q:Can you provide sample ?

A: We can provide the samll samples in stock for free, as long as you contact us. Customized samples will take about 5-7days.

Q:How many coutries you already exported ?

A: Exported to more than 50 countries mainly from America, Russia, UK, Kuwait, Egypt, Turkey, Jordan,India, etc.

Q: Can we visit your factory?

A: Sure, we welcome you to visit our factory , check our production lines and know more about our strength and quality.

Q:Can you send samples?

A:Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.

Welded Steel Pipe