Among the many metal materials, there's a seemingly ordinary yet crucial product: oil-quenched steel wire.
While it may not be widely known, it plays an irreplaceable role in a wide range of fields, including automotive, machinery, and construction. Today, we'll take a closer look at this "hidden champion" material.
Ⅰ. What is Oil-Quenched Steel Wire?
Oil-quenched steel wire is steel wire that has been oil-quenched and tempered. This heat treatment process improves the wire's strength, toughness, wear resistance, and fatigue resistance, making it more suitable for use in springs, particularly automotive suspension springs and engine valve springs.
Oil-quenched steel wire is produced through a specialized heat treatment process. The production process can be likened to a "tempering journey" for steel: first, the wire is heated to a red-hot state (approximately 850°C), then rapidly immersed in a specialized quenching oil to cool, and finally tempered. This process imparts a unique combination of properties to the wire, giving it the strength of a "tough guy" and the toughness of a "contortionist."
II. Materials for Oil-Quenched Steel Wire
Common Material Formulas:
1. Basic: High-carbon steels such as 60#, 70#, and 80#
2. Upgraded: Alloy steels with added elements such as chromium and silicon, such as 55CrSi and 60Si2MnA
3. Materials: Common oil-quenched steel wire materials include 65Mn, 60Si2MnA, and 38CrMoAL.
Performance Characteristics of Oil-Quenched Steel Wire:
1. Tensile strength exceeding 2000 MPa (equivalent to an area the size of a fingernail capable of withstanding a 20-ton weight)
2. Fatigue life without breaking after repeated bending
3. Maintains stable performance even in high-temperature environments
4. Common Specifications:Diameter Range: Common oil-quenched steel wire diameters range from 0.5mm to 2.0mm.
III. Applications of Oil-Quenched Steel Wire
1. In automotive manufacturing plants, oil-quenched steel wire becomes engine valve springs, enduring thousands of compression and rebound cycles per minute.2. On construction sites, it transforms into prestressed steel wire, silently supporting the safety of large bridges. 3. It can also be found in everyday bicycle brake cables and household appliance shock absorbers.
Oil-quenched steel wire applications include:
1. Automotive: engine springs, suspension systems
2. Machinery: precision bearings, industrial springs
3. Construction: bridge cables, concrete reinforcement
4. Daily life: hardware tools, sports equipment
IV. Buying Guide: Common Specifications and Models of Oil-Quenched Steel Wire
The following are the common oil-quenched steel wire models on the market:
Japanese representative: SWOSC-V series, primarily used in high-end automotive parts
American Standard: ASTM A401-certified 60Si2MnA steel
High-quality Chinese products: GB/T 18983-compliant 65Mn steel wire
European Standard: High-carbon steel products that meet EN 10270-3
Contact Us for More Information
Email: manager@fsdsteel.com
Phone/Whatsapp: +86-18831507725
Media Contact
Company Name: Tangshan Fushunde Trading Co., Ltd.
Email: Send Email
Country: China
Website: https://www.steelfsd.com/
