Astm A519 4140 Seamless Pipes & Tubes Round Tubing

Material Composition: A519 Grade 4140 pipes are made from alloy steel with a specific chemical composition that typically includes carbon, manganese, phosphorus, sulfur, chromium, molybdenum, and trace amounts of other elements. The addition of chromium and molybdenum enhances the material's strength and heat resistance.

Seamless: A519 Grade 4140 pipes are manufactured using the seamless process, which means they are produced without a welded seam. This results in a uniform and continuous pipe with enhanced strength.

Mechanical Properties: A519 Gr 4140 pipes are known for their excellent mechanical properties, including high tensile strength, yield strength, and hardness. These properties make them suitable for applications that require robust and durable tubing.

Size Range: A519 Grade 4140 pipes come in various sizes and dimensions to meet specific application requirements. They are available in nominal pipe sizes (NPS) from 1/8 inch to 26 inches, with different wall thicknesses.

We have more than years experience in exporting products to all over the world and can provide high quality products!
We have 5000 tons of stock and strong capital. Besides, we provide 24 hours service.
After-sales service is experienced.
Each process is inspected by professional quality inspectors to ensure the quality of each product.

FAQ

Q.Are you a factory or trading company?
A.We are professional manufacturer for steel pipe, and our company also is a veryprofessional a trade company for steel products.we can also provide a wide range of steelproducts.

Q.Can I customise the products?
A.Of course you can. We can manufacture according to your samples or technical drawings. We can make moulds and jigs.

Q.Do you have a quality control system?
A.Yes, we have our own quality control laboratory.

Gnee Steel Co.,Ltd (GNEE) is the affiliated company for ANGANG GROUP who are one large state-owned iron and steel group located in Henan, China.

GNEE are specialized in manufacturing and supplying large quantities Seamless steel pipes and Shipping-building plates, We are provide high quality steel of Steels and Coils, plates, tool steels,steel pipes and other steel products with guaranteed Grade-A quality, excellent performance and competitive prices.

All of steel products from GNEE have been exported to overseas distributors, warehouses, and factories in USA, Mid-east, Europe, Bangladesh, Sri Lanka, Egypt, Saudi Arabia, and other countries and regions. Therefore, GNEE has got a great market share in the international market.

GNEE have a professional technician team, which not only have decades working experience in steel industry, but also have a deep and clear insight of the technology condition and the manufacturing state in the Chinese main steel mills.

With the high efficient supervision system and professional experience, we offer our efficient and considerate service to clients around the world. We hope sincerely to become your Chinese supplier and partner.

Our company will remain honest and pragmatic as always to safeguard, strengthen and carry forward our National Brand, provide quality commodities and top-class services to domestic and overseas clients. We sincerely wish to develop long-term win-win cooperation with domestic and overseas clients.