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Tianjin Wanlei Steel Pipe Co.,Ltd
TEL: 86-22-65815991
FAX: 86-22-25343802
CELL: 86-18526839451, 86-18526839452
EMAIL: admin@wanleipipe.com
WEBSITE: www.seamlesscarbonsteelpipe.com
ADD: Room 403, Unit 1, Building 31, Polar Square, Central Business District, Binhai New Area, Tianjin, China (Mainland)
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ASTM A513 Square Welded Tubes
Square Tubes are widely used for supporting of beam and the built of frames. Square tubes have high quality and excellent mechanical properties. ASTM A513 and ASTM A500 Gr.B square welded tubes can be supplied by us. Welcome to your purchase.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of astm a513 square welded tubes in China, featured by quality products and low price. If you're going to wholesale durable astm a513 square welded tubes made in China, welcome to get pricelist and free sample from our factory.
Introduction
ASTM A513 standard covers electric resistance welded carbon steel and alloy steel tubing for use as mechanical tubing. And the standard is also suitable for round, square, rectangular and special shape tubes. As a type of welded tubes, ASTM A513 square welded tubes are easy to cut, weld and process. Due to its high strength and excellent mechanical properties, ASTM A513 square welded tubes are a ideal choice for all structural applications. It is usually used in buildings, industrial equipment, buildings construction, etc. We can provide ASTM A513 square welded tubes with high quality and best price to clients. If you are interested in our products, please contact us.
Specification
| Product name | Square Welded Tubes |
| Standard | ASTM A513, ASTM A500 Gr.B |
| Steel grade | 1020, 1021, 1022, 1023, 1024, 1025, 1026 |
| Material | Carbon steel |
| Technique | Electric resistance welded(ERW) |
| Size | 10mm*10mm-650mm*650mm |
| Wall thickness | 1mm-35mm |
| Length | 3m-12m or customized length |
| Surface treatment | Black painting, varnish painting, hot dipped galvanized or as per clients' requirements. |
| Packing | In bundle or in loose |
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Applications
ASTM A513 square welded tubes are usually used in the fields of supporting of building structures, manufacturing of mechanical equipment, etc. In building structures, ASTM A513 square welded tubes are commonly used for supporting of beam and building of frame, providing good load-bearing capacity and stability. In mechanical manufacturing, it is commonly used for manufacturing of transportation equipment, industrial equipment, etc.
Our Advantages
Convenient transportation:
Our company is located in Tianjin, and is close to the Tianjin Port. So convenient for loading and transporting.
Large inventory:
We have large inventory to meet your needs, here you can find the product you want.
Fast delivery:
We can rapidly prepare goods from other factories. The delivery is very fast.
High quality and low price:
We can provide pipe fittings with high quality and best price to clients.
Quality control:
We have a professional quality test team to control quality.
Customization support:
We accept various custom requirements including sizes, materials, surface treatments and special markings to match different project demands.

Company Introduction
Tianjin Wanlei Steel Pipe Co., Ltd is a dedicated exporter of steel pipes and pipe fittings.
For more than 10 years, our team has been working hard in the steel export business. Over these years, we have built‑up solid business relationships with customers across many Southeast‑Asian countries.
We offer a broad product portfolio of steel pipes and fittings, all produced to meet well‑known international standards. Quality is always our top priority.
What we value most is long‑term trust with our partners. We always try our best to supply reliable products and give quick, thoughtful support to every customer.
We would love to reach more markets around the world and welcome new clients to grow together with us.
FAQ
Q: Are you a manufacturer or supplier?
A:We are a supplier and we have managed steel pipes for many years. Welcome to purchase our products.
Q: Can I get some samples before order?
A: Yes, we can provide free samples for you so that you can understand the quality of our products. But the transportation costs not be included.
Q: Do you have your own factory?
A: Yes, we have our own factory and welcome to your visit at any time.
Q: How is the quality of your products?
A: Our products are manufactured strictly according to production standard and each one is carefully inspected before delivery.
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