Hot Rolled Carbon Steel Seamless Pipe Mechanical Structural Tube ASTM A519 GB/T 8162

Hot Rolled Carbon Steel Seamless Pipe Mechanical Structural Tube ASTM A519 GB/T 8162

Production Descripition:

Our hot rolled carbon steel seamless pipes are professionally produced for mechanical structure usage. Made of high quality carbon steel billets, the whole production adopts hot piercing and hot rolling technology with no welding seam, which effectively avoids weld defects and guarantees stable mechanical performance and long service life. Main steel grades include 10#, 20#, 35# and 45# carbon steel, fully compliant with ASTM A519 and GB/T 8162 industry standards. We offer complete specifications of outer diameter and wall thickness, with standard lengths of 5.8m, 6m and 11.8m, customized sizes are also supported.

Features 

Seamless Design:

The most significant characteristic of A519 tubes is their seamless design. The absence of seams in the tube’s structure ensures that the material has a uniform strength and can resist high internal pressures. Seamless tubes also provide excellent resistance to corrosion and fatigue, which enhances their reliability in demanding environments.

Wide Range of Sizes and Thicknesses:

A519 tubes are available in an extensive range of sizes, from small-diameter tubes used in precision applications to large-diameter tubes for heavy-duty applications. The thickness of the walls can also vary, depending on the application’s requirements. This versatility makes A519 tubes suitable for a broad spectrum of industries.

High Strength and Durability:

These tubes are designed to offer excellent mechanical properties. They are made from high-quality carbon and alloy steel, which provides superior strength, wear resistance, and overall durability. The high tensile strength of A519 tubes makes them particularly well-suited for applications involving high pressures or harsh operating conditions.

Precision in Manufacturing:

The A519 specification requires that the mechanical tubes be manufactured to precise dimensional tolerances. This ensures that the tubes will fit well in their intended applications, whether used for structural components or machinery parts. The tubes are also heat-treated to optimize their properties, including toughness and strength.

Applications:

Automotive Industry:

In the automotive industry, A519 tubes are used in the production of components that need to endure high stresses and temperatures. These include exhaust systems, suspension components, and chassis parts. The high strength-to-weight ratio of these tubes makes them ideal for lightweight yet durable automotive parts.

Aerospace Industry:

The aerospace sector demands materials that offer high strength, low weight, and the ability to perform in extreme environments. A519 mechanical structure tubes are used in the manufacturing of aircraft parts such as fuselages, wings, and engine components. These tubes meet stringent performance standards required for aerospace applications.

Construction and Structural Applications:

A519 tubes are widely used in construction for creating structural frames, columns, and beams. Their ability to handle heavy loads and resist wear makes them suitable for use in both commercial and industrial construction projects. Additionally, they are often used for pipelines in construction, offering a reliable solution for transferring fluids or gases.

Oil and Gas Industry:

The oil and gas sector requires materials that can withstand extreme pressures and temperatures. A519 tubes are used in drilling operations, pipelines, and in other oilfield equipment. Their resistance to corrosion and high pressure makes them ideal for environments where reliability and performance are critical.

Why us?

We focus on the research, development, production and sales of seamless steel pipes, special-shaped steel pipes and hydraulic cylinders. We have a complete production chain and an advanced equipment system, including piercing machines, cold drawing machines, hot rolling machines, high-precision flaw detection and testing equipment. The company has passed multiple authoritative certifications such as ISO9001, API, SGS, CCS, DNV, ABS, CE, RoHS, etc., ensuring that each product complies with international standards. We are committed to providing customers with high-quality, customizable solutions to meet diverse application needs.

Relying on our own built processing base and modern workshops, combined with multiple branches and storage centers across the country, we have achieved sufficient inventory and efficient logistics coordination, significantly shortening the delivery cycle and ensuring the rapid delivery of orders.

We have established a complete service and support system. After the order is signed, the professional after-sales team can provide timely and safe on-site guidance and technical support to ensure that customers are at ease throughout the process from procurement to use.

FAQ:

1. Do you support customized design and production?

Sure. We have a professional engineering team that can conduct customized design and production with special sizes, control systems or OEM according to your requirements.

2. How fast can you deliver?

In stock sizes, it takes 3-5 days. For customized sizes, it takes 30-35 days.

3. What payment methods do you support?

We support TT payment. Generally, 30% to 50% of the payment is made in advance, and the remaining amount is paid before shipment.

4. Can you provide material certification (MTC)?

Yes, we will provide MTC to you after production is completed to ensure that the material quality meets the standards.

5. What is the minimum order quantity?

Generally, we accept trial orders. The minimum order quantity is 1-3 tons, which can be determined according to different products.

Certification:

Packaging and Transportation: