Product Specification

ASTM A519 Seamless Mechanical Tubing: Seamless Carbon and Alloy Steel Tube for Mechanical Applications

Introduction

ASTM A519 is a specification that covers seamless carbon and alloy steel tubing for mechanical applications. This standard is widely used in various industries where high-quality tubing is required for mechanical purposes. The seamless nature of this tubing ensures excellent strength, durability, and reliability in demanding conditions.

Material and Specification

ASTM A519 specifies the requirements for seamless carbon and alloy steel tubing with various grades and sizes. The material used in the production of this tubing must conform to the chemical composition and mechanical properties outlined in the standard. The tubing is available in round, square, and rectangular shapes, with different wall thicknesses and dimensions.

Key Features

The key features of ASTM A519 seamless mechanical tubing include:

1. Seamless Construction: The seamless manufacturing process ensures a uniform structure without any welded joints, providing enhanced strength and reliability.
2. Wide Range of Sizes: ASTM A519 tubing is available in various sizes and shapes, allowing for flexibility in design and application.
3. High Strength: The carbon and alloy steel composition of this tubing provides excellent mechanical properties, making it suitable for heavy-duty applications.
4. Superior Machinability: ASTM A519 tubing is known for its excellent machinability, allowing for easy fabrication and modification.
5. Tight Tolerances: The tubing is manufactured to precise dimensional tolerances, ensuring consistency and compatibility with mating components.

Chemical Composition

Mechanical Properties

Steel Grade

ASTM A519 tubing is available in various steel grades, including but not limited to:

1. 1010
2. 1020
3. 4130
4. 4140
5. 4340

These grades offer different combinations of strength, toughness, and machinability, allowing for a wide range of applications.

Application

ASTM A519 seamless mechanical tubing finds application in numerous industries, including:

1. Automotive: Used in the manufacturing of engine components, suspension systems, and drive shafts.
2. Machinery: Utilized for the production of hydraulic cylinders, gears, and other mechanical parts.
3. Oil and Gas: Employed in the construction of drilling equipment, downhole tools, and oilfield machinery.
4. Aerospace: Used for structural components, landing gear, and aircraft engine parts.
5. Construction: Utilized in the fabrication of cranes, excavators, and other heavy machinery.

Possible Alternative Grades

While ASTM A519 offers a wide range of steel grades, there are alternative specifications available for specific applications. Some possible alternative grades include:

1. ASTM A106: Seamless carbon steel pipe for high-temperature service.
2. ASTM A213: Seamless ferritic and austenitic alloy steel boiler, superheater, and heat-exchanger tubes.
3. ASTM A333: Seamless and welded steel pipe for low-temperature service.

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Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.

At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.

Q: Are you trading company or manufacturer ?

A: manufacturer,also can do trading.

Q: How long is your delivery time?

A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples? is it free or extra ?

A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.

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