Cold Drawn Stainless Steel Pipe DIN 1629 For Hydraulic Cylinder
Stainless Steel Tube Cold Drawn Stainless Steel Pipe DIN 1629 For Hydraulic Cylinder
1. Introduction
Stainless steel tubes and pipes are crucial components in various industrial applications, offering exceptional durability, corrosion resistance, and strength. The DIN 1629 standard specifies cold-drawn seamless steel tubes designed for use in hydraulic cylinders. This article explores the key aspects of these tubes, including their material composition, specifications, mechanical and physical properties, process performance, and applications.
2. Material
The material used for DIN 1629 cold-drawn stainless steel tubes is typically stainless steel, which is a versatile alloy known for its exceptional resistance to corrosion and high-temperature environments. Stainless steel alloys are composed primarily of iron, chromium, nickel, and other elements that contribute to their unique properties.
3. Specification
| Specification | Value |
|---|---|
| Standard | DIN 1629 |
| Type | Cold-drawn Seamless |
| Outer Diameter | Customizable |
| Wall Thickness | Customizable |
| Length | Customizable |
| Surface Finish | Bright Annealed |
4. Chemical Composition
| Element | Composition Range (%) |
|---|---|
| Carbon (C) | 0.16 - 0.25 |
| Silicon (Si) | 0.10 - 0.50 |
| Manganese (Mn) | 0.70 - 1.00 |
| Phosphorus (P) | ≤ 0.025 |
| Sulfur (S) | ≤ 0.025 |
| Chromium (Cr) | 0.30 - 0.70 |
| Nickel (Ni) | ≤ 0.30 |
5. Mechanical Properties
| Property | Minimum Value |
|---|---|
| Tensile Strength | 420 MPa |
| Yield Strength (0.2% offset) | 235 MPa |
| Elongation | 25% |
| Hardness (HB) | ≤ 167 |
6. Physical Properties
| Property | Value |
|---|---|
| Density | 7.93 g/cm³ |
| Melting Point | 1398 - 1454°C |
| Thermal Conductivity | 16.3 W/m·K |
| Electrical Conductivity | 1.45 MS/m |
7. Process Performance
The cold-drawn process used in manufacturing DIN 1629 stainless steel tubes involves pulling the material through a die to achieve the desired dimensions. This process enhances the mechanical properties and surface finish of the tubes, making them suitable for precision applications such as hydraulic cylinders.
8. Application
DIN 1629 cold-drawn stainless steel tubes find widespread use in hydraulic cylinders due to their excellent combination of mechanical strength and corrosion resistance. They are vital components in various industries, including:
- Automotive: Used in hydraulic systems of vehicles for braking, steering, and suspension.
- Industrial Machinery: Employed in heavy machinery and equipment for material handling and construction.
- Aerospace: Utilized in hydraulic systems of aircraft for landing gear and control mechanisms.
- Oil and Gas: Applied in hydraulic systems for drilling and exploration.
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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.
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