Hydraulic Cylinder Tube , precision tube, Cold drawn hollow section , Cold Drawn Welded Tube , Cold drawn Seamless Tube – Changzhou Chengxin Metal Products Co., Ltd.

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High Precision Steel Tube Manufacturer Since 2008

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We are engaged in manufacturing and exporting high quality Hydraulic Cylinder Tubes

Advanced Cold Drawn Steel Tubes And ERW Steel Tubes Manufacturer

In our plant, the max wall thickness of welded tubes can be as heavy

as 15mm with OD above 250mm.

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Comprehensive Solutions in Hydraulic Cylinder Tube Manufacturing

Durable finish standards, high strength, robust construction, corrosion resistance and fine finish

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Why Choose Us?

Quality Raw Material

Quality raw material from leading suppliers.

Strict Quality Control

Strict quality control before, during and after production

Flexible Production Arrangment

To ensure both delivery time and customer experience.

Customization

Customization to satisfy customers with special/

customized demand.

Our Factory

Our Product Range

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Two sections are involved here: Cold drawn steel tubes and ERW steel tubes. Till now, we have now been a manufacturers of hydraulic cold drawn steel tubes with capacity of 25000 tons and ERW steel tubes with capacity of 15000 Tons.

We are always here and ready to supply quality tubes, good service, and firm support for customers all over the world.

Honed or Skived&roller Burnished Tube

Honed tube or skived&roller burnished tube is steel tube with ID honed or skived&roller burnished to ensure tight ID tolerance like ...

Cold drawn Seamless Tube

Seamless precision tube can be made from hot pierced blank pipes or hot rolled seamless pipes through cold rolling or cold drawing.

Hydraulic Cylinder Barrel

CNC turning as per drawings can be provided based on the tubes we manufacturer for our customers, and finished products covers but ...

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High quality and diverse range of Precision Tube

The offered products are manufactured using high quality raw material and advanced technology

as per the set industry standards.

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Industries That We Serve

We are proud to introduce ourselves as an experienced tube solution provider and reliable partner for various industrial application like hydraulic cylinder, automotive, machinery, etc.

Construction Equipment

Hydraulic cylinder for construction Equipment like excavators, loaders, forklifts, etc.

Spareparts

Spareparts for various various industries like Automotive, aerospece, steel melting, etc.

Geological Drilling&exploring

Steel tubes play a critical role in geological drilling and exploration.

Cooperative Partner

Latest News

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Cold drawing, straightening, Machining, Polishing
Industry News

What is the Honing Process of Tubing?

This article provides a comprehensive overview of the tube honing process. It explains how honing transforms standard tubes into precision honed tubing by creating a superior internal surface finish, precise geometry, and characteristic cross-hatch pattern for enhanced oil retention. The guide details the key steps involved, from preparation to inspection, and outlines the critical advantages this process offers, particularly for hydraulic applications. Finally, it emphasizes the importance of partnering with an experienced honed tubing supplier like Chengxin to ensure consistent quality and performance.

November 21,2025

Industry News

What is Honed Tube?

A Honed Tube is a precision-engineered seamless steel pipe processed by honing to achieve ultra-smooth inner surfaces (Ra ≤ 0.4μm) and tight dimensional tolerances (±0.05mm). Widely used in hydraulic cylinders, pneumatic systems, and engineering machinery, it ensures minimal friction, leak-free sealing, and extended component lifespan under high-pressure conditions. Made from materials like ST52 or 42CrMo4, it withstands fatigue and impact loads, making it ideal for excavators, cranes, and industrial equipment. Chengxin, a leading manufacturer, offers customized honed tubes with strict quality control, serving global clients in automotive, construction, and energy sectors.

September 10,2025