pre-galvanized rectangle tube

Short Description:



Place of Origin:Tianjin, China

Material:Q195,Q215,Q235B,Q345,Q39,16Mn,20# ,45#,20MN2,SS400,ST52-3.

Grade:Q195,Q215,Q235B,Q345,Q39,16Mn,20# ,45#,20MN2,SS400,ST52-3.

Surface:Black,Pre-galvanized,Hot dip galvanized,Electro galvanized,Painted,Threaded,Socket,Engraved.

Zinc Coating:30-275g/m2

Usage:Construction ,Structure,Building construction,machine manufacturing,Electrical,Chemical industry

Application:Fluid Pipe

Section Shape:Square/Rectangular

Outer Diameter:10*10mm-1000*1000mm/10*20mm-500*1000mm

Thickness:0.6-30 mm

Standard:GB/T6728-2002,ASTM A500 GR.A.B.C,JIS S3466

Product Detail





Product Tags

The product name

Black rectangular tube (hollow section)

The product description

Standard:GB/T6728–2002,,ASTMA500GR.A.B.C,JIS G3466

Steel grade:Q195–Q235


Thickness :0.6*30.0mm

The section shape:rectangular

Country of origin:China(Mainland)

Provinces :Tianjin

Application :Structure Pipe


Whether the alloy:Non- alloy

Factory :yes

Product display

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Trading information

The measuring unit:tons

Fob price:450—690

Minimum order quantity :25tons

Method of payment: L/C,D/A,D/P,T/T,Western Union


Logistics information

Port :Tianjin

Supply ability:2000tons/month

Packing :P acked in bundle,suitable for sea transport(by container)

Our company

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Our certifications

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Customer photo

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Q: Are you trading company or manufacturer ?

A: We are factory.


Q: What are you main market areas and countries ?

A:  We have extended our sales net to almost all over of the world, such as the Southeast Asia, Australia, America, Canada, Europe, Middle East, 
Africa and many other countries and areas.


Q: Do you provide samples ? How long will the delivery date ?

A: Yes, generally the samples will be sent out immediately by the air express in 3~5 days,if the goods are in stock . Normally ,delivery date will be within 20 days or according to your order .  


Q: What is your terms of payment ?

A: Usually 30% as deposit ,70%before shipment bu T/T. Western union acceptable for small account ,and L/C acceptable for large amount . 




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  • Our Advantages:

    Source Manufacturer: We directly manufacture galvanized steel pipes, ensuring competitive pricing and timely delivery.

    Proximity to Tianjin Port: Our factory’s strategic location near Tianjin Port facilitates efficient transportation and logistics, reducing lead times and costs for our customers.

    High-Quality Materials and Strict Quality Control: We prioritize quality by using premium materials and implementing rigorous quality control measures throughout the manufacturing process, guaranteeing the reliability and durability of our products.

    Payment Terms:

    Deposit and Balance: We offer flexible payment terms, requiring a 30% deposit upfront with the remaining 70% balance to be settled after receiving the Bill of Lading (BL) copy, providing financial flexibility to our customers.

    Irrevocable Letter of Credit (LC): For added security and assurance, we accept 100% at sight Irrevocable Letters of Credit, offering a convenient payment option for international transactions.

    Delivery Time:

    Our efficient production process enables us to fulfill orders promptly, with a delivery time of within 15-20 days after receiving the deposit, ensuring timely supply to meet project deadlines and requirements.


    Our products meet stringent quality standards and are certified by reputable organizations, including CE, ISO, API5L, SGS, U/L, and F/M, demonstrating compliance with international regulations and specifications, and ensuring customer confidence in product quality and performance.

    Galvanized rectangular tubes have a variety of applications due to their corrosion resistance, durability, and versatility. Here are some common uses:


    1. Construction and Building:

       - Used for structural support in buildings, including frames, columns, and beams.

       - Common in the construction of bridges, scaffolding, and handrails.


    2. Fencing and Gates:

       - Used to construct durable and rust-resistant fences, gates, and railings for residential, commercial, and industrial properties.


    3. Automotive Industry:

       - Used in the manufacturing of vehicle frames, chassis, and other structural components due to their strength and corrosion resistance.


    4. Furniture Manufacturing:

       - Utilized in the production of metal furniture such as tables, chairs, bed frames, and shelving units.


    5. Agricultural Applications:

       - Used in the construction of agricultural structures like greenhouses, barns, and irrigation systems.


    6. Signage and Advertising:

       - Employed in the construction of billboards, signposts, and other outdoor advertising structures.


    7. Mechanical and Electrical Installations:

       - Used as conduits for electrical wiring and as support structures for HVAC systems.


    8. Marine Applications:

       - Suitable for use in marine environments due to their resistance to saltwater corrosion, making them ideal for docks, piers, and other waterfront structures.


    9. Solar Panel Mounting Systems:

       - Used in the construction of frames and support structures for solar panels, providing durability and weather resistance.


    10. Storage Systems:

        - Commonly used in the creation of storage racks, warehouse shelving, and other organizational systems.


    These applications highlight the versatility and reliability of galvanized rectangular tubes in various industries, making them a popular choice for projects requiring strong, long-lasting materials.


    Head Office : 9-306 Wutong North Lane, North side of Shenghu Road, West District of Tuanbo New Town, Jinghai District,Tianjin ,China

    Welcome to visit our factory


    The official website of the company will send someone to reply to you on time. If you have any questions, you can ask



    The office phone is always open. You are welcome to call

    Q: Are you a manufacturer?
    A: Yes , we are a manufacturer, We have own factory, which is located in TIANJIN,CHINA. We have a leading power in producing and exporting steel pipe,galvanized steel pipe,hollow section,galvanized hollow section etc. We promise that we are what you are looking for.

    Q:Can we visit your factory ?
    A:Warmly welcome once we have your schedule we will pick you up .

    Q: Do you have quality control?
    A: Yes, we have gained BV, SGS authentication.

    Q: Can you arrange the shipment?
    A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service.

    Q: How long is your delivery time?
    A: Generally it is 7-14 days if the goods are in stock. or it is 20-25days if the goods are not in stock, it is according to

    Q:How can we get the offer?
    A:Please offer the specification of the product,such as material,size,shape,etc.So we can give the best offer.

    Q:Can we get the some samples?Any charges?
    A: Yes , we could offer the sample for free charge but do not pay the cost of freight . If you place the order after confirm the sample , we will refund your express freight or deducte it from the order amount .

    Q: How do you make our business long-term and good relationship ?
    A: 1.We keep good quality and competitive price to ensure our customers’ benefit.
    2.We respect every customer as our friend and we sincerrly do business and make friends with them, no matter where they come from.

    Q: What is your terms of payment ?
    A: 30% T/T deposit , 70% balance by T/T or L/C before shippment.