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

Square Pipe, Steel Square Pipe, Square Tube manufacturer / supplier in China, offering Welded Steel Square Pipe 6m Length, Prepainted Galvanized Steel Coil or in Sheet, API Spiral Steel Pipe All Size and so on.

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Welded Steel Square Pipe 6m Length

Purchase Qty.:
10-24 25+
FOB Unit Price: US $670 US $530
Purchase Qty. (Tons) FOB Unit Price
10-24 US $670
25+ US $530
Get Latest Price
Production Capacity: 2000tons/Month
Transport Package: Standard Export Sea-Worthy Packing
Payment Terms: L/C, T/T, Western Union
Basic Info
  • Model NO.: AISI, ASTM, GB, JIS
  • Technique: ERW
  • Usage: Pipeline Transport
  • Name: Welded Steel Square Pipe
  • Specification: DIN En 10210,DIN En 10219
  • Type: Welded
  • Surface Treatment: Bare, Varnished Coating, Black Lacquer Coating etc.
  • Section Shape: Square
  • Trademark: XBY
  • Origin: China
Product Description
Welded steel Square Pipe
1. OD: 20x20-600x60
2. Thickness: 0.8mm-20mm
3. Standard: DIN EN 10210, DIN EN 10219
4. Material: Q235/Q195/Q345/Surface: Oiled or black painted to prevent rust
5. Payment: 15-30%advance, balance before shipment. We can also accept LC if the the quantity is big and the issuing bank is good enough.

Delivery Detail:25 days after we recieved your advanced payment
Seamless steel pipe
2)Outer Diameter:32-630mm
3)Application:Fluid Pipe
GB/T8163-2008 seamless steel pipe for fluid transport
1)Seamless steel pipe Specification
Seamless typeOuter DiameterThicknessLength
Round Pipe32mm - 630mm2.5mm-75.0mm
any length
Square Pipe10mm*10mm-600mm*600mm1.5mm-75.0mm
any length
Rectangle Pipe20mm*10mm - 400mm*300mm
any length
L/T/Z window section28mm/38mm0.5mm-1.5mm
any length
2)Seamless steel pipe dimensions and tolerances
Bias levelStandard diameter tolerance
D1±1.5%,Least±0.75 mm
D2±1.0%,Least±0.50 mm
D3±0.75%,Least±0.30 mm
D4±0.50%,Least±0.10 mm
3)Seamless steel pipe production technology:Hot rolled
4)Application:A large number of channels for transporting fluids, such as the transportation of oil, natural gas, gas, water and some solid materials, pipes, etc..
5)Export: We have established a full set of strict quality control system and advanced manufacturing technics and equipment , which makes the Brand "Hengte" & " Aiwei" series products are sold widely to the customers from 29 provinces, cities and municipalites in China. We have cooperated with many foreign enterprises in the fields of piping, tubing, shaped tube processing, greenhouses and auxiliary materials, etc. Our products have been exported to many countries and regions in Europe,North America, Middle East and Asia. Our products are warmly welcomed by the customers from worldwide.
6)Supply capacity:5000Ton/Month
7)Delivery period:25days after we receive the deposite
8)General Packaging:Hexangular packing in bundles

Assessment Criteria
 First Grade Second Grade
Wall thickness/t4mm≤t≤10mm ±8%t4mm≤t≤10mm ±8%t
10mm≤t≤22mm ±6%t10mm≤t≤22mm ±6%t
Suitable for flat partsSuitable for flat parts
Right Angle90°±1.0°90°±1.5°
Corner radius of circular arct≤6mm(1.5-2.5)t
Concave and convex degree≤5% side length≤6% side length
Bending degree≤1.5mm/m, total bending degree
≤0.15% specified length
≤2mm/m, total bending degree
≤0.2% specified length
Distortion degree2mm+0.5mm/m-
Scale accuracy Ordinary precision 0- +50mmOrdinary precision 0- +70mm
Fine scale 0- +5mmFine scale 0- +15mm
Cutting quality100mm≤side length≤300mm100mm≤side length≤300mm
Cutting slope≤3mmCutting slope≤4mm
300mm<side length≤500mm300mm<side length≤550mm
Cutting slope≤3mmCutting slope≤6mm
End without cutting burrEnd with few cutting burr

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