China square tube galvanized steel pipe Q345 / umbrella Manufacturers, Suppliers

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China square tube galvanized steel pipe Q345 / umbrella Manufacturers, Suppliers

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Product Description

Product Details

Product Name:	Powder coating square tube
Surface Treatment:	Galvanized + powder coating
Standards:	GB/T6728-2002, ASTM A500 Gr.A.B.C. JIS G3466 BS1387-1985
Steel Grade:	Q195--Q345, S235JR, GR.B-D, STK 500
Delivery Time:	Within 15 days after received deposit
Port:	Tianjin / Xingang
Terms of Payment:	L/C, D/A, D/P, T/T
Package:	Packed in bundle, suitable for sea transport (by container)

Product Photos

Frequently Asked Questions

Q What is the advantage of using galvanized and powder-coated square tubes?

The dual treatment provides superior durability. The galvanized base protects the steel core against rust and corrosion internally, while the outer powder coating creates a robust barrier against weathering, scratches, and UV damage.

Q What international standards do these square tubes comply with?

These square tubes are manufactured according to major global industry standards, including GB/T6728-2002, ASTM A500 Gr.A.B.C, JIS G3466, and BS1387-1985.

Q Which steel grades are available for ordering?

We supply various steel grades to match your strength and application requirements, including Q195 to Q345, S235JR, GR.B-D, and STK 500.

Q How are the products packaged for overseas delivery?

The square tubes are securely packed in bundles designed for international ocean freight. This packaging method ensures stable and safe container loading and unloading, minimizing transit risk.

Q What are the standard payment terms and delivery lead times?

Orders are typically dispatched within 15 days of receiving the deposit. We accept flexible payment methods including L/C, D/A, D/P, and T/T. Shipment is processed via the Tianjin / Xingang port.