
1065 65Mn High Carbon Steel Pipe: High Carbon Spring Seamless Steel Tube for Automotive
Material
1065 65Mn high carbon steel is a versatile material known for its excellent hardness, strength, and wear resistance. It is commonly used in the automotive industry for manufacturing components that require high durability and resilience. The high carbon content in this steel makes it ideal for applications where toughness and wear resistance are crucial.
Specification
1065 65Mn high carbon steel pipes are typically seamless, ensuring uniformity and strength throughout the material. These pipes are designed to meet stringent automotive standards, providing reliability and performance in demanding environments.
Key Features
- High Carbon Content: Provides excellent hardness and wear resistance.
- Seamless Construction: Ensures uniform strength and durability.
- Versatility: Suitable for various automotive applications.
- High Strength: Capable of withstanding high stress and load conditions.
- Corrosion Resistance: Offers moderate resistance to corrosion, enhancing longevity.
Chemical Composition
Element |
Composition (%) |
Carbon (C) |
0.60 - 0.70 |
Manganese (Mn) |
0.90 - 1.20 |
Silicon (Si) |
0.17 - 0.37 |
Phosphorus (P) |
≤ 0.035 |
Sulfur (S) |
≤ 0.035 |
Mechanical Properties
Property |
Value |
Tensile Strength |
850 - 1000 MPa |
Yield Strength |
≥ 635 MPa |
Elongation |
≥ 10% |
Hardness |
229 - 269 HB |
Similar Standards and Steel Grades
- ASTM: A29/A29M
- EN: C67E
- GOST: 65G
- JIS: SUP6
- GB: 65Mn
Application
1065 65Mn high carbon steel pipes are extensively used in the automotive industry for manufacturing components such as:
- Springs: Due to their excellent elasticity and strength.
- Shock Absorbers: Providing durability and performance.
- Axles and Shafts: Offering high strength and wear resistance.
- Gears: Ensuring longevity and reliability under stress.





TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and
trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and
credibility among domestic and foreign customers.
The company's production plant covers an area of over 10,000 square meters, with an annual production
capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which can satisfy customers' personalized needs for raw materials in terms of diversity and timeliness.
The group holds shares in more than ten domestic production entities, whose main products include
seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.
Over the past 30 years, the company has been gradually developing new technologies and materials to meet
the growing needs of customers and various diversified needs, exporting to more than 56 countries and still
increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.






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.