ASTM A519 Seamless Steel Tube: Carbon Alloy Steel Grades SAE4130 For Hydraulic Systems

Introduction

ASTM A519 is a standard specification for seamless carbon and alloy steel mechanical tubing. This specification covers several grades of carbon and alloy steel, with SAE4130 being one of the most commonly used grades in hydraulic systems. In this article, we will explore the material composition, specification, chemical composition, mechanical properties, and applications of ASTM A519 seamless steel tubes with a focus on SAE4130.

Material Specification

The ASTM A519 standard specifies the following requirements for seamless carbon and alloy steel tubing used for mechanical applications:

• Chemical Composition
• Mechanical Properties
• Hardness Requirements
• Heat Treatment
• Manufacture
• Condition/Finish
• Dimensions
• Permissible Variations in Dimensions
• Workmanship, Finish, and Appearance

Chemical Composition - SAE4130

The chemical composition of SAE4130 steel, as per the ASTM A519 standard, is as follows:

Mechanical Properties - SAE4130

The mechanical properties of SAE4130 steel, according to ASTM A519, are outlined in the table below:

Application

SAE4130 steel tubes, manufactured according to the ASTM A519 specification, find extensive use in hydraulic systems due to their excellent strength, toughness, and high durability. These tubes are widely used in the manufacturing of hydraulic cylinders, pumps, valves, and other critical components.

The seamless nature of ASTM A519 tubes ensures smooth fluid flow, minimizing pressure loss and enhancing overall system efficiency. Additionally, the combination of carbon and alloy elements in SAE4130 steel provides good resistance to corrosion and excessive wear, making it ideal for demanding hydraulic applications.

Conclusion

ASTM A519 seamless steel tubes, particularly those made from SAE4130 steel, offer a reliable and robust solution for hydraulic systems. With precise chemical compositions, excellent mechanical properties, and wide-ranging applications, these tubes provide the necessary strength, durability, and resistance required for hydraulic components. By adhering to the ASTM A519 standard, manufacturers ensure the consistent quality and performance of their products, contributing to the safety and efficiency of hydraulic systems across various industries.

Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.

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.

If you have another question, pls feel free to contact with me.