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ASTM A556 Cold Drawn Seamless Steel Tube
ASTM A556 seamless steel tube is usually used for manufacturing of feedwater heater tubes, which can be divided into straight tubes and tubes that are required to be bent into U shape. High quality ASTM A556 seamless straight tubes can be provided by Wanlei. Welcome to your purchase.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of astm a556 cold drawn seamless steel tube in China, featured by quality products and low price. If you're going to wholesale durable astm a556 cold drawn seamless steel tube made in China, welcome to get pricelist and free sample from our factory.
Introduction
ASTM A556 seamless steel tubes is a type of steel tubes that is made of cold drawn process. This steel tube is usually suitable for high pressure environments. ASTM A556 standard main covers three grades: Gr. A2, Gr. B2, and Gr.C2, different grades have different performance requirements. ASTM A556 seamless steel tubes have strict performance requirements, its working temperature is required above 350℃, and the working pressure is required above 10 Mpa. For cold drawn straight tubes, the tubes shall be heat treated after the final cold drawn pass at a temperature of 640℃ or higher to ensure ductility satisfactory for rolling into tube sheets and to meet mechanical properties as specified.
Specification
| Product name | Cold Drawn Seamless Feedwater Tubes |
| Place of origin | China |
| Standard | ASTM A556 |
| Material grade | Gr. A2, Gr. B2, Gr. C2 |
| Technique | Cold drawn |
| Outer diameter | 15.9mm-31.8mm |
| Wall thickness | 1mm-6mm |
| Length | Customized length |
| Pipe ends | Plain ends, Bevel ends or as per clients' requirements |
Mechanical properties
| Grade | Tensile strength,min(Mpa) | Yield strength,min(Mpa) | Elongation,min(%) | Hardness requirements |
| Gr. A2 | 380 | 180 | 35 | 72 HRBW |
| Gr. B2 | 410 | 260 | 30 | 79 HRBW |
| Gr. C2 | 480 | 280 | 30 | 89 HRBW |
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Applications
Due to its excellent mechanical properties and high temperature resistance, ASTM A556 cold drawn seamless tubes are widely used for heat changer, boiler and other heat exchange equipment.
1. Boiler: In boiler applications, ASTM A556 cold drawn seamless tubes can withstand high temperature and high pressure environments, ensuring the safe operation of the boiler.
2. Other heat exchange equipment: It is also widely used in other industrial equipment that requires efficient heat exchange.
Our advantages
Our company is located in Tianjin, and is close to the Tianjin Port. So convenient for loading and transporting.
We have large inventory to meet your needs, here you can find the product you want.
We can rapidly prepare goods from other factories. The delivery is very fast.
We can provide pipe fittings with high quality and best price to clients.
We have a professional quality test team to control quality.
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.
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