ASTM A519 4130 is an alloy steel pipe with standard number ASTM A519. This steel pipe is known for its high strength, high corrosion resistance and high heat resistance, and has excellent mechanical properties and processing properties.

ASTM A519 4130 Features:

 

High strength and toughness: ASTM A519 4130 alloy steel pipe has excellent strength and toughness, so that it can maintain stable performance in a variety of working environments.

 

High corrosion and heat resistance: This steel pipe has excellent corrosion and heat resistance, and can operate stably in high temperature and corrosive environment for a long time.

 

Good machinability: ASTM A519 4130 alloy steel pipe has good machinability, easy to cut, bend, welding and other processing operations, to meet the needs of a variety of complex shapes and sizes.

 

Chemical composition:

 

The main chemical components of ASTM A519 4130 alloy steel pipes include carbon (C), manganese (Mn), phosphorus (P), sulfur (S), silicon (Si), chromium (Cr) and molybdenum (Mo). These elements are mixed in a specific proportion in the steel pipe and processed by smelting, rolling and heat treatment, ensuring the excellent performance of the steel pipe.

 

Carbon content: 0.28~0.33%

 

Manganese content: 0.40~0.60%

 

Phosphorus content: ≤0.040%

 

Sulfur content: ≤0.040%

 

Silicon content: 0.15~0.35%

 

Chromium content: 0.80~1.10%

 

Molybdenum content: 0.15~0.25%

 

The delivery status of ASTM A519 4130 alloy steel pipe is usually determined according to the customer's needs and order agreement. Common delivery conditions include hot rolling, cold drawing or annealing. Hot rolled steel pipe usually has high toughness and machinability, which is suitable for subsequent processing operations; The cold-drawn steel pipe has higher dimensional accuracy and surface quality; The annealed steel pipe has lower hardness and better plasticity, which is conducive to subsequent processing and forming.

 

ASTM A519 4130 alloy steel pipe has a wide range of applications, mainly due to its excellent mechanical properties, good corrosion resistance and heat resistance.

 

Petroleum and chemical industry: ASTM A519 4130 alloy steel pipe is widely used in oil exploration equipment, drilling equipment, mechanical oil production equipment, oil drilling equipment and accessories and oil and gas gathering and transportation sets. Due to its high strength and corrosion resistance, it is particularly suitable for the manufacture of critical equipment such as pipes, reactors, and storage tanks.

 

In the power sector, ASTM A519 4130 alloy steel pipes are used in the manufacture of high temperature furnace tubes, heat exchangers and other equipment. Its excellent heat resistance ensures stable operation in these high temperature environments.

 

Nuclear energy field: Because ASTM A519 4130 alloy steel pipe has excellent corrosion resistance and mechanical properties, it is also used in the manufacture of nuclear reactor fuel pipes and structural parts to ensure the safety and stable operation of nuclear energy facilities.

 

Aerospace sector: This steel pipe also has important applications in the aerospace sector, such as for the manufacture of aircraft and rocket parts. Its high strength and lightweight properties make it an ideal material choice for the aerospace industry.

 

In addition, ASTM A519 4130 alloy steel pipes are also commonly used to manufacture tempering parts with large cross sections and working under high stress conditions, such as shafts, spines, and control wheels, bolts, stud bolts, gears, etc., subject to high loads.

 

eeds and scenarios, and follow the relevant standards and specifications.