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H8 DIN 2391 ST52 Honed Cylinder Tube

MOQ: 1 ton

This honed cylinder tube is manufactured according to the DIN 2391 standard, ensuring precision and reliability. Made from ST52 steel, it offers excellent strength and durability. With a tolerance H8, the tube provides precise dimensional accuracy, reducing friction and ensuring smooth fluid movement within hydraulic cylinders.

Features of Our DIN 2391 ST52 Honed Cylinder Tubes

  1. Precision: Made to DIN 2391 with H8 tolerance for accurate fluid flow.
  2. Durable: Constructed from ST52 steel for strength and wear resistance.
  3. Smooth Surface: Honed interior reduces friction, improving efficiency.
  4. Corrosion-Resistant: Withstands harsh environments for long-lasting use.
  5. High-Pressure Performance: Reliable under high pressure.
  6. Custom Sizes: Available in various sizes for hydraulic cylinder needs.
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DIN 2391 ST52 Seamless Precision Honed Tube

Baokun’s DIN 2391 St52 tubes have exceptional strength, durability, and precision. The name “DIN 2391” refers to the German industrial standard for precision seamless steel tubes, while “St52” is a specific grade of carbon steel known for its good tensile strength, durability, and excellent machinability.

With a carbon content of about 0.22%, ST 52 provides an optimal balance between strength and machinability. These tubes are produced through a seamless process, ensuring no welded seams, which enhances their structural integrity and reliability.

Baokun’s honed tubes are designed for hydraulic cylinders, offering smooth surfaces that ensure efficient piston movement. The honing process creates a polished inner surface, reducing friction, wear, and enhancing sealing efficiency under high pressure.

With a range of sizes and finishes, DIN 2391 St52 seamless precision tubes offer versatility for various industrial uses.

Specifications of DIN 2391 ST52 Honed Cylinder Tube

Material: ST 52

Standard: DIN 2391-1, DIN 2391-2

Inner Diameter: 30mm – 400mm

Outer Diameter: 40mm – 480mm

Steel type: Cold Drawn

Straightness: 1/1000

Inner Diameter (mm) Inner Diameter Tolerance (mm) Thickness Tolerance (mm)
≤30 +0.033/0 ±7.5%>210mm±10%
30≤50 +0.039/0
50≤80 +0.046/0
80≤120 +0.054/0
120≤180 +0.063/0
180≤250 +0.072/0
250≤315 +0.081/0
315≤700 +0.089/0

Applications of DIN 2391 ST52 Honed Hydraulic Cylinder Tube

  • Hydraulic Cylinders: Commonly used in hydraulic systems where precise fluid control and smooth movement are critical, such as in construction, agricultural, and industrial equipment.
  • Pneumatic Systems: Ideal for use in pneumatic cylinders and air compressors, where low friction and accurate dimensions are necessary.
  • Automotive and Machinery: Used in the production of components that need to endure high pressure and require precise internal surfaces.

 

DIN 2391 ST52 tubes are manufactured using advanced techniques like scraping and rolling to improve their durability and performance. Scraping and rolling create a surface layer with residual compressive stress, effectively sealing minor cracks and enhancing corrosion resistance. This process delays the onset of fatigue cracks, significantly increasing the fatigue strength of the tubes.

The rolling process also forms a cold hardening layer on the inner surface, minimizing elastic and plastic deformation during contact. This improves wear resistance, reduces surface roughness, and enhances the matching properties of honed tubes for seamless integration into various hydraulic systems.

China DIN 2391 ST52 Honed Cylinder Tube Factory – Baokun

Baokun is a trusted honed tube manufacturer committed to delivering high-quality products and exceptional service. We prioritize customer satisfaction by offering competitive pricing, fast delivery, and reliable support to meet your unique needs.

  • With fast delivery options, in-stock items are shipped within 5-7 days, while custom orders are typically fulfilled within 30-45 days.
  • Our dedicated 24/7 customer support team of 15 professionals is always available to assist with any inquiries or issues.
  • We stand behind our products with quality assurance, offering refunds or replacements for any faulty items.
  • At Baokun, we provide competitive pricing, ensuring affordable solutions without compromising on quality.

We offer customization options to tailor our products to your specific requirements, ensuring that we meet the exact needs of every customer. Whether you need fast deliverd stock products or custom honed cylinder tubes, Baokun is your reliable partner for quality and service.

 

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