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20# Seamless Square Hollow Section Square Tube
US$455.00
25-499 Tons
US$452.00
500-999 Tons
US$450.00
1,000+ Tons
Sample price:US$1.00/piece.Request sample
Product profile
After-sales Service
1yearWarranty
1yearType
SeamlessModel NO.
Square tubeTechnique
Hot RolledMaterial
Carbon SteelSurface Treatment
as Customer's NeedUsage
Construction & DecorationSection Shape
SquareTransport Package
in BundleTrademark
XINGHEOrigin
Made in ChinaKey features
Customizable Dimensions: Manufactures any size between 20x20-600x600mm with thickness 1.0-35mm.
Low Minimum Order Quantity: Accepts orders starting from just 2 pieces for special requirements.
Multiple Material Options: Available in Q235, Q345, and 20# seamless carbon steel grades.
Flexible Surface Treatment: Offers PVC, painting, oiling, or treatments as per customer needs.
Wide Standard Compliance: Meets ASTM A500, EN10210, EN10219, AS1163, and JIS G3466.
ISO Certified Production: Strictly follows ISO9001:2008 standards for all production processes.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-10-16Nearest Port: TIANJIN, QINGDAO, JINGTANGANGAverage Response Time: ≤15hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, EXW
About Our Factory & Business Background
AddressNorth Modern Logistics, Fengrun, Tangshan, Hebei, China
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: one month
Our Production Capability & Technical Expertise
Main ProductsH Beam, Galvanized Steel, PPGI, Steel Plate, Channel Bar, Angle Steel, Steel Wire, Sheet Pile, Deformed Steel Bar, Steel Plate/Sheet
Our Industry Experience & Global Business Record
Main MarketsSouth America, Eastern Europe, Africa, Mid East, Eastern Asia
Product Q&A
Q:What are the available size ranges for square and rectangular tubes?
A:
Square tubes range from 20x20mm to 600x600mm with thickness 1.0-35mm. Rectangular tubes range from 20x30mm to 600x800mm with thickness 1.0-35mm. Custom sizes within these limits are available.
Q:What is the Minimum Order Quantity (MOQ)?
A:
The MOQ is only 2 pieces, allowing for small special orders.
Q:Which steel standards and materials are supported?
A:
We support ASTM A500, EN10210, EN10219, AS1163, and JIS G3466. Materials include Q235, Q345, and 20# seamless carbon steel.
Q:Can the surface treatment be customized?
A:
Yes, we offer PVC, black/color painting, transparent/anti-rust oil, or any treatment according to client requirements.
Q:What are the payment terms and lead times?
A:
Payment terms include LC, T/T, D/P, and small-amount payment. Lead time is within 15 workdays during peak season and one month during off-season.
Send Inquiry
*To:
TANGSHAN XINGHE TRADE CO., LTD.
TANGSHAN XINGHE TRADE CO., LTD.*Content:
Supplier replies will be sent to your registered email
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