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Welded Hydraulic Line Steel Tubing Introduction
Welded hydraulic line steel tubing Product Introduction
Welded hydraulic line steel tubing are designed for hydraulic systems and high-pressure transmission systems. Made from high-quality carbon steel or stainless steel materials and manufactured through Electric Resistance Welding (ERW) processes, these pipes exhibit excellent mechanical properties and reliable durability. They are widely used in construction machinery, automotive manufacturing, aerospace, and shipbuilding industries.
Technical Specifications and Performance Characteristics
|
Parameter Category |
Parameter Details |
|
Material |
Carbon steel (e.g., ST37.4, ST52.4), stainless steel (e.g., 304, 316L) |
|
Outer Diameter Range |
10mm - 150mm |
|
Wall Thickness Range |
1mm - 10mm |
|
Welding Process |
Electric Resistance Welding (ERW) |
|
Working Pressure |
Up to 6000psi (41.4MPa) |
|
Tensile Strength |
≥450 MPa (carbon steel), ≥600 MPa (stainless steel) |
|
Yield Strength |
≥235 MPa (carbon steel), ≥250 MPa (stainless steel) |
|
Elongation |
≥20% (carbon steel), ≥30% (stainless steel) |
|
Corrosion Resistance |
Surface treatments such as galvanizing, painting, and oxidation to suit various corrosive environments |
|
Standards |
ASTM A513, DIN 2393, JIS G3445, EN 10305-3 |
|
Testing Methods |
Hydrostatic testing, ultrasonic testing, X-ray testing |
|
Surface Treatment |
Sandblasting, galvanizing, phosphating |
|
Application Fields |
Construction machinery, automotive manufacturing, aerospace, shipbuilding |
Welded hydraulic line steel tubing Process Flow
1. Material Preparation: High-quality steel is selected, cut, and pre-processed.
2. Welding and Forming: Using Electric Resistance Welding (ERW) to ensure weld quality.
3. Deburring: Post-welding deburring to ensure smooth internal and external surfaces.
4. Cold Drawing Process: Conducted according to different usage requirements to improve dimensional accuracy and surface quality.
5. Heat Treatment: Normalizing or annealing to enhance mechanical properties.
6. Surface Treatment: Sandblasting, galvanizing, or phosphating to enhance corrosion resistance.
7. Quality Testing: Multiple stringent testing methods to ensure product quality meets standards.
Welded hydraulic line steel tubing Application Cases
1. Construction Machinery Field: A renowned construction machinery company uses our Welded hydraulic line steel tubing, enhancing the reliability and lifespan of the equipment.
2. Automotive Manufacturing Field: An international automotive manufacturer uses our pipes as hydraulic transmission pipelines, ensuring high performance and safety of the vehicles.
After-Sales Service
We provide comprehensive after-sales services, including technical support, product maintenance, and customer training. With a nationwide after-sales service network, we can quickly respond to customer needs and ensure timely resolution of issues encountered during usage.
Market Prospects
With the growing demand for high-performance hydraulic systems and industrial automation, the market prospects for Welded hydraulic line steel tubing are very promising. We will continuously improve product quality and technology levels to meet the ever-changing market demands.
Welded hydraulic line steel tubing
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