Seamless Precision Stainless Mild Steel Round Tube Pipe Manufacturer

Precision steel pipes are integral to a variety of industrial applications due to their superior quality and performance. First and foremost, precision steel pipes are known for their exceptional dimensional accuracy. This ensures that each pipe fits perfectly within specified tolerances, reducing the need for additional machining or adjustments during installation. This level of precision is critical in industries such as automotive, aerospace, and medical equipment, where even the smallest deviation can lead to significant performance issues or safety concerns.

Another major advantage of precision steel pipes is their excellent surface finish. Precision steel tube manufacturers like CBIES employ advanced manufacturing techniques to produce pipes with smooth, defect-free surfaces. This not only enhances the aesthetic appeal of the pipes but also reduces friction and wear in applications where the pipes come into contact with other components. The high-quality finish also makes these pipes easier to clean and maintain, contributing to longer service life and reliability.

Durability is another key benefit of precision steel pipes. These pipes are typically made from high-grade materials that offer superior strength and resistance to corrosion, abrasion, and mechanical stress. Precision steel tube manufacturers often provide pipes with enhanced mechanical properties, such as increased hardness and tensile strength, making them suitable for use in harsh environments. Whether used in high-pressure hydraulic systems, structural applications, or precision machinery, these pipes deliver consistent performance and longevity.

Precision steel pipes also offer significant advantages in terms of weight reduction. By utilizing advanced manufacturing processes, precision steel tube manufacturers can produce pipes with thinner walls while maintaining high strength and rigidity. This results in lighter components, which is particularly beneficial in applications like auto parts supply and aerospace industries, where weight savings can lead to improved fuel efficiency and performance.

COLD ROLLED WELDED TUBES

CBIES has implemented the KTM welding production line. This system ensures consistent high-precision weld joint height, meeting required quality standards for welding and accommodating necking or expansion processes with a maximum deformation limit of 45%. Post-burr removal, internal tube weld joint residual height remains below 0.10mm, while outer diameter tolerance is ±0.05mm and ellipticity is controlled to ±0.03mm. Furthermore, CBIES boasts an extensive background in the development of specialty shaped tubes and high-performance tubes.

Our production adheres to the standards like EN,DIN, ASTM, JIS, and GB. The dimension range for round tubes spans an outer diameter of 8mm to 127mm, while square tubes have outer dimensions ranging from 6x6mm to 100x100mm, and rectangular tubes 6x6-100x100mm,6x10-90x130mm.

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COLD DRAWN WELDED TUBES

CBIES harnesses the cutting-edge technology of three work station drawing machines to enhance production efficiency and minimize material wastage. Our precision steel tubes, crafted through this process, boast an array of superior attributes: impeccable dimensional accuracy, exceptional tensile strength, outstanding inner surface smoothness, and remarkable straightness.

The interior surface roughness is meticulously controlled within Ra≤0.4μm, ensuring a pristine finish. The outer diameter tolerance is maintained at ±0.03mm for precise specifications, while the internal surface roughness consistently remains under Ra < 0.4μm. Additionally, the tube straightness is guaranteed to be no more than 0.5 mm/meter, reflecting our commitment to unparalleled quality standards in every aspect of our product's performance.

The production standard conforms to EN,DIN,ASTM,JIS,GB. The outer diameter is 8-127mm.

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PRECISION SEAMLESS STEEL TUBES

OD: 6-400mm

Thickness: 0.8-30mm

Standard: EN10305-1,EN10305-4,DIN2391,ASTM A519,GB/T3639.

Materials: E215,E355,ST35,ST45,ST52,4130,4140,10,20,35,45

Delivery Condition: Cold drawn,cold drawn and stress released,normalizing,annealed.

ID Tolerance：H8-H9

Straightness：0.2-0.5mm/m

Inner Roughness：Ra0.2-0.8um

Processing Method: Cold rolling, Cold drawn-honed, Deep hole boring-honed, Deep hole boring-roll.

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HEAT-TREATED STEEL TUBES

CBIES boasts state-of-the-art metal processing facilities, incorporating Korean Handuk anaerobic annealing and roll-bottom annealing technologies to guarantee not only an efficient annealing process but also a substantial production capacity. This advanced equipment ensures that the drawn products exhibit a superior surface finish.Moreover, CBIES has integrated an automatic high-frequency hardening/straightening line into its operations, which serves as a pivotal support in the manufacturing of automotive side door impact beams. CBIES utilizes BR1,500HS hot-formed steel as the primary raw material, thereby enabling the resulting product to achieve exceptional mechanical properties; specifically, the tensile strength can reach up to 1,500MPa, and yield strength can reach up to 1,200MPa.

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What Are Precision Steel Tubes?

Precision steel tubes are high-quality tubular products characterized by their exceptional dimensional accuracy and surface finish. These tubes are manufactured using advanced production techniques that ensure tight tolerances and smooth surfaces, making them ideal for applications that require high precision and reliability. Precision steel tubes can be made from various materials, including mild steel, stainless steel, and specialized alloys, and are available in different shapes such as round, square, and rectangular.

Uses of Precision Steel Tubes

Automotive Industry:
Hydraulic Systems: Precision steel tubes are used in hydraulic systems for brake lines, fuel injection lines, and other fluid transfer applications due to their high-pressure resistance and reliability.
Drive Shafts and Axles: These precision metal tubing provide the necessary strength and precision for components that experience high loads and rotational speeds.

Aerospace Industry:
Aircraft Structures: The lightweight and high-strength properties of precision steel tubes make them suitable for use in aircraft frames and other structural components.
Fuel and Hydraulic Lines: Their resistance to corrosion and high-pressure capabilities make them ideal for fuel and hydraulic lines in aircraft.

Medical Industry:
Medical Instruments: Precision steel tubes are used in the manufacturing of medical equipment parts, such as stretcher parts, squat rack parts, and hospital bed frames, where precision and cleanliness are crucial.
Diagnostic Equipment: These tubes are also employed in diagnostic equipment like MRI machines and CT scanners.

Industrial Machinery:
Precision Components: Precision steel tubes are used in the production of mechanical parts that require high accuracy and durability, such as shafts, rollers, and cylinders.
Hydraulic and Pneumatic Systems: These tubes are essential for hydraulic and pneumatic systems in industrial machinery, providing reliable performance under high pressure.

Construction and Engineering:
Structural Applications: Precision steel tubes are used in construction for structural elements that require high strength and precision, such as scaffolding, support beams, and frameworks.
Architectural Elements: Their aesthetic appeal and strength make them suitable for architectural applications, including railings, staircases, and decorative elements.

Energy Sector:
Oil and Gas: Precision steel tubes are used in the oil and gas industry for drilling rigs, pipelines, and other equipment that operate under harsh conditions.
Renewable Energy: These tubes are also employed in renewable energy systems, such as wind turbines and solar panel structures.

Consumer Goods:
Bicycles and Sports Equipment: The lightweight and high-strength characteristics of precision steel tubes make them ideal for manufacturing bicycles and sports equipment.
Furniture: Precision steel tubes are used in furniture metal parts, providing strength and a modern aesthetic.

In summary, precision steel tubes are essential components in various industries due to their high accuracy, superior surface finish, durability, and versatility. Their wide range of applications highlights their importance in modern manufacturing and engineering.