High-Quality Pre-Galvanized Steel Tube 20*20 SHS RHS Zinc Coated Rectangular Hollow Section Square Galvanized Steel Products Manufacturer, Suppliers

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High-Quality Pre-Galvanized Steel Tube 20*20 SHS RHS Zinc Coated Rectangular Hollow Section Square Galvanized Steel Products Manufacturer, Suppliers

Pre galvanized Square tube steel refers to a type of hollow metal profile that has a square cross-section. It is widely used in construction, mechanical engineering, and other industries due to its excellent structural properties and versatility. Square tube steel is made of various types of steel, including carbon steel, stainless steel, and aluminum, among others.

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Product Description

Square and rectangle tubes are essential building materials known for their versatility and high structural integrity. Their applications span across multiple industries due to their excellent plasticity and mechanical strength.

01 Building Structures

Used in frame structures, brackets, roof carriers, and floor slabs to provide robust support.

02 Machinery Manufacturing

Ideal for machine parts including frames, drive shafts, and heavy-duty machine bases.

03 Furniture Production

Commonly utilized in the manufacturing of modern chairs, tables, and organizational hangers.

04 Highway Guardrails

Applied in road safety infrastructure to manufacture durable and impact-resistant guardrails.

05 Amusement Facilities

Ensures safety and durability in children's swings, slides, and playground equipment.

06 Electrical Equipment

Used for cable trays, telephone poles, and other specialized utility housing.

Technical Specifications

PRE GALVANIZED SQUARE & RECTANGULAR STEEL PIPE
Size O.D	1010 - 150150mm	O.D Tolerance	±0.5mm
W.T (Thickness)	0.8-2.5mm	Thickness Tolerance	±0.05mm
Length	As customers demand
Surface Treatment	Galvanized (zinc coated), painted, oiled, powder coated, PVC coated, or as required
Steel Grades	Q195, Q235A-B, Q345A-E, 10#, 20#, 16Mn, ASTM A36, ASTM A500, ASTM A53, SS400, St37, S235JR, etc.
Standards	GB/T 3094-2000, GB/T 6728-2002, DIN EN 10210, DIN EN 10219, ASTM A500, GB/T 178-2005
Productivity	10,000 Tons/Month
Application	Low pressure liquid delivery (water, gas, oil) and structural construction.

Transaction Information

✓ MOQ: 5 tons per size
✓ Price Range: USD 500 ~ 650 / TON
✓ Supply Capacity: 10,000 Tons / Month

✓ Payment: 30% deposit, balance against B/L copy; or 100% L/C
✓ Dispatch Period: 10 ~ 15 days after deposit receipt
✓ Packaging: Steel strip bundles, waterproof plastic or bulk

Frequently Asked Questions

1. What are the main applications for square and rectangular steel tubes?

These tubes are widely used in construction frameworks, machinery manufacturing (frames and shafts), furniture production, highway guardrails, and electrical equipment like cable trays.

2. What steel grades are available for these pipes?

We provide a wide range of grades including Q195, Q235A-B, Q345A-E, ASTM A36, ASTM A500, SS400, St37, and S235JR, among others.

3. Can the surface treatment be customized?

Yes, we offer various treatments such as pre-galvanization, painting, oiling, powder coating, and PVC coating to meet specific environmental requirements.

4. What is the typical lead time for an order?

Standard orders are typically dispatched within 10 to 15 days after the receipt of the T/T deposit or L/C.

5. What is the minimum order quantity (MOQ)?

The minimum order quantity is 5 tons per size, with a general minimum requirement for transaction terms often starting at 25 tons for bulk shipments.

6. How are the steel pipes packaged for international shipping?

Pipes are usually packed in bundles secured with steel strips. We also offer waterproof plastic packaging or bulk loading according to the customer's specific needs.

Product Detail

High-Quality Pre-Galvanized Steel Tube 20*20 SHS RHS Zinc Coated Rectangular Hollow Section Square Galvanized Steel Products Manufacturer, Suppliers

Product Description