Gold Member Since 2011
Audited Supplier
Tianjin Xuboyuan Iron & Steel Trading Co., Ltd.

Square Tube, Welded Square Tube, Square Tubes manufacturer / supplier in China, offering Mild Carbon Steel ERW Welded Square Pipe, Prepainted Galvanized Steel Coil or in Sheet, API Spiral Steel Pipe All Size and so on.

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Mild Carbon Steel ERW Welded Square Pipe

Purchase Qty.:
2-9 10+
FOB Unit Price: US $580 US $750
Purchase Qty. (Tons) FOB Unit Price
2-9 US $580
10+ US $750
Get Latest Price
Port: Tianjin, China
Production Capacity: 2500 Tons /Month
Payment Terms: L/C, T/T, Western Union
Basic Info
  • Model NO.: MS steel pipe
  • Technique: ERW
  • Usage: Pipeline Transport
  • Name: Mild Carbon Steel ERW Welded Square Pipe
  • Transport Package: Stanadrd Sea Worth
  • Origin: Tianjin, China
  • Type: Welded
  • Surface Treatment: Bulk, Galvanized, Blank Paint, Transparent
  • Section Shape: Square
  • Trademark: XBY
  • Specification: DIN, GB ASTM, Bs, GB, JIS, Aisi,
  • HS Code: 7305310000
Product Description
Mild carbon steel ERW Welded square pipe
OD: 15*15-400*400
WT: 0.8-20
Grade: Q195, Q215, Q235, Q345
Zinc coating: 60-100/square meter

Galvanized steel pipe uses fine welded pipe and advanced galvanizing equipment and technique with smooth finish, high corrosion.


O. D tolerance

W. T

Thickness tolerance


± 0.03mm


± 0.02mm

Zinc coating





ASTM A53 BS1387-1985 GB/T3091-2008






In bundles or bulk or as per customer' s requirement


For low pressure liquid delivery, such as water, gas and oil.

Production technology

High-frequency welding.


1) payment term: T/T, L/C

2) trade term: FOB, CFR, CIF

3) MOQ: 15 TONS

4) Delivery time: 15 days after receiving T/T deposit or L/C

We are looking forward to receiving your kind inquiry! We assure you that you can get our best price! Wish to establish business relationship with you!

Production quality: follow the standard of GB/T13793-92, GB6728-88 and in accordance with Japan JISG3445G3446 standards.

We supply all types of steel structure products.
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