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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. It is used to transport vapor and liquid objects such as oil and n atural gas, and can meet various requirements of high and low pressure.

PRODUCT DETAILS


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

 

Packing and shipping

 Now the main business scope of our company covers various kinds of Stainless steel and carbon steel materials , such as hot rolled / cold rolled stainless steel coils / sheet , Seamless / welded stainless steel pipe ( tube ).

 

 

Warehouse Storage

As a steel supplier in Shandong Province, Zhongyilian Steel (Shandong) Co., Ltd. has its own factory.

 

Customer conversation

We have advanced technology and equipment, and we have a highly qualified management team with energy and service consciousness. So far, we have more than 1000 regular customers and we have ISO,CE certification.

 

Application field

We promise to provide the right products at the right time. The products are exported to Southeast Asia, the Middle East, North America, South America, Europe, Africa, Australia and other regions, forming a global marketing network.

COOPERATIVE PARTNER

FAQ

Q: Do you accept the third party inspection?

A: Yes absolutely we accept.

Q: Do you provide the samples? Free or Extra?

A: The cost of the samples is according to the value.The cost of the freight is necessary.

Q: About the complaint,quality problem,etc after-sales service,how do you handle it?

A: We will have certain colleague to follow our order accordingly for each order with professional after-sales service. If any claim happen, we will take our responsibility and compensate as per contract. For better serve our client, we'll keep tracing feedback of our products from clients and that's what make us different from other suppliers. We're customer care enterprise and our mission is to add honor to Made in China.

Q: How can you ensure the quality of your product?

A: All products have to go through three checks in the whole manufacturing process,it includes production and Random Testing in warehouse and Before Shipping.

Q: What is your delivery time and the supply ability?

A:The delivery time normally within 15~28working days,we can supply about 10,000tons every month.

Q: Do you have large amount of steel products in stock?

A: Yes , we have a large-scale indoor warehouse with perennial spot stocks totally above 5000 tons.

Q: How to order?

A: Buyer sends the enquery --> Buyer gets the quotation --> Order confirmation --> Buyer send the deposit --> Seller prepares goods --> Seller makes the strict inspection --> Buyer Arranges Balance Payment --> packing and delivery

Q: Can I get your best price?

A: Price is different based on steel grade, size and quantity. Our goal is to provide you the best price with great quality assured in a long run. Please leave your contact information for the best quotations, we will get back to you with the best solutions as soon as we can. Please give those info. for price checking. If the required is sheet metal fabrication, please send drawing.

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