What is ASTM A519 Mechanical Steel Tubing?

ASTM A519 is a standard specification for seamless carbon and alloy steel mechanical tubing used in various industries. ASTM A519 is a standard specification for seamless carbon and alloy steel mechanical tubing used for mechanical purposes. It covers several grades of carbon and alloy steel tubing with different mechanical properties. Here is the information you requested in chart form:

ASTM A519 Mechanical Steel Tubing Material Grade: 

ASTM A519 Mechanical Steel Tubing Mechanical Properties:

ASTM A519 Mechanical Steel Tubing Delivery Condition:

The tubing can be delivered in a hot-finished or cold-finished condition. The hot-finished tubing is typically done at temperatures above the recrystallization temperature, while cold-finished tubing is done at room temperature.

ASTM A519 Mechanical Steel Tubing Permissible Variations in Dimensions:

ASTM A519 specifies permissible variations in dimensions such as outside diameter, wall thickness, and length. These variations are provided in the standard and depend on the specific dimensions and tolerances required.

ASTM A519 Mechanical Steel Tubing Surface Treatment:

The surface of ASTM A519 mechanical tubing is typically coated with oil or phosphate to prevent corrosion during storage and transportation. However, further surface treatment can be applied based on the application requirements.

ASTM A519 Mechanical Steel Tubing Advantages:

ASTM A519 mechanical steel tubing offers several advantages, including:

1. High strength and toughness: The tubing is made from carbon and alloy steel grades that provide excellent strength and toughness properties.

2. Wide range of sizes and shapes: A519 tubing is available in various sizes, shapes, and wall thicknesses to meet different application requirements.

3. Seamless construction: The seamless manufacturing process ensures uniformity, strength, and reliability in the tubing.

4. Versatile applications: A519 tubing is used in a wide range of applications, including automotive, machinery, construction, and industrial equipment.

ASTM A519 Mechanical Steel Tubing Applications:

ASTM A519 mechanical steel tubing is commonly used in the following applications:

1. Automotive components: Suspension parts, drive shafts, and steering components.

2. Machinery and equipment: Shafts, gears, couplings, and hydraulic cylinders.

3. Construction: Structural components, scaffolding, and support columns.

4. Industrial equipment: Heat exchangers, boilers, and pressure vessels.

ASTM A519 Mechanical Steel Tubing