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China Hard Piston Cylinder Rod Hardened Induction Chrome Steel Bar Stock Manufacturer

Professional manufacturer of Honed tube & chrome rod, founded in 2004, one of biggest manufacturer in China. Rich experience in production and export, prefect products & services gained recognition of clients from 40 countries.

Our honed pipe and bar manufacturing process utilizes advanced technology and rigorous selection of high-quality raw materials. Honing tubes are primarily employed in the production of pneumatic or hydraulic components, such as cylinders or oil cylinders, for various industries including automotive machining. 

The diameter precision level adheres to a f7 tolerance, with a minimum surface hardness of HV900. The chrome layer thickness can be chosen between 20-50 microns, while passing a salt spray test lasting 60-90 hours. Additionally, the induction hardening results in a hardness level of HRC55±2 and offers a choice of hardened depth ranging from 0.5-3.5mm.

Product Description
hard chrome rod(4)

Parameters of Chrome Rod


Chrome Rod

Steel Grade CK45, SAE1045, 4140, JIS45C, 40Cr, 20MnV6, 42CrMo4, SS431, SS430, Stainless Steel 304/316/2205, etc.
Diameter Φ 6-500mm
Tolerance ISO f7
Roughness max. Ra0.20µm (statistic average: 0.05 - 0.15µm)
Roundness Half of the tolerance ISO f7
Length 4000mm, 5800mm, 6000mm, 7500mm can be choice
Straightness <= 0.2/1000
Technology Test in natural salt spray according to ASTM B 17-96/120/150/200 hours.
Packing Anti-rust oil coated, sheathe by paper board pipe, Cotton rope twined, Woven bag packaged.
Manufacturing Process of Chrome Rod


Why Choice Us

1. Guaranteed materials of the highest quality. 

2. Equipped with advanced production equipment throughout the entire manufacturing process. 

3. Offering a comprehensive selection of honed tubes, chrome rods, and casting cylinder components in one convenient location. 

4. Extensive range of sizes and materials available, with ready stock for prompt delivery. 

5. Customization options available for non-standard sizes. 

6. Small quantities are accepted without hesitation. 

7. We offer a refund or replacement in case of any quality issues.



Q: Are you a manufacturer?

A: Yes! We are a professional honing tube manufacturer.

Q: How can I get the price?

A: We usually quote within 24 hours after we get your inquiry by telling us the material, out diameter, wall thickness, quantity and application of the steel pipe which you need.

Q: What is your terms of payment?

A: T/T or L/C according to real order.

Q: How long is your delivery time?

A: It's usually about 30 days. At the same time, urgent order could also be arranged about 7 days.

Prefessional manufacturer of Honed tube, Hard
chrome plated rod, Hydraulic seamless pipe.
We sincerely hope there would be a chance for us to start business and build long term relationships may from an inquiry soon.
  sales@dhonedtube.com
  Yangshan Town, Huishan District, Wuxi City, China 
      Qingzhou, Weifang, China

Please contact us with inquiry or questions by filling in the form below. We will contact you in first time. :-)


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