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φ12mm 16mm 20mm Hollow Chrome Rod | Bar | Tube
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φ12mm 16mm 20mm Hollow Chrome Rod | Bar | Tube

Diameter Range: Ø6-30mm

Maximum Length: 1000mm

Material: High-strength steel (C45,C35,304/316/316L stainless steel)

Surface Treatment: QPQ (Quench-Polish-Quench)

Surface Hardness: HRC 40-45

Surface Roughness: Ra ≤ 0.2μm

Salt Spray Test: 120+ hours

Application: car trunk and honnet, gas spring, damper, hardware toolbox

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0086-13584301543
  • OD10mm Hollow Chrome Rod
  • OD10mm Hollow Chrome Rod
Product Information
  • Technical parameters


    TypeModelMaterialDiameter(mm)Length(mm)RoughnessHardnessSurface Treatment
    Hollow chrome rodHZ009steel 45Φ16~Φ3060--700Ra<0.2μmHRC40-45QPQ 48Hours

    Product Introduction

    Hollow chrome rod, also referred to as a hollow chrome bar or tube, specifically designed for advanced industrial and mechanical applications. It is a precision-engineered, cylindrical component that features a hollow core, manufactured from high-grade steel and finished with a high-quality chrome plating. The Hollow Chrome Rod offers the superior surface hardness, excellent corrosion resistance, and low-friction performance of a solid chrome rod, while the hollow design provides significant advantages in weight reduction, material efficiency, and potential for internal routing of cables or fluids. We offer this solution in standard diameters including a versatile 12mm Chrome Rod, a robust 16mm chrome rod, and a heavy-duty 20mm chrome rod.


    Product Advantages

    • Superior Strength-to-Weight Ratio: The Hollow Chrome Rod design provides exceptional structural rigidity and load-bearing capacity while being significantly lighter than a solid bar of the same diameter, reducing inertia in moving systems. This is a key benefit for the 12mm, 16mm, and 20mm Chrome Rod sizes.

    • Enhanced Surface Properties: The chrome plating on the Hollow Chrome Bar delivers outstanding surface hardness (up to 66-70 HRC), excellent wear resistance, and superior protection against corrosion, ensuring a long service life in demanding environments for all diameters.

    • Design Versatility and Functionality: The hollow core of the Hollow Chrome Rod allows for internal routing of wires, hoses, or actuators, simplifying machine design and protecting internal components. This feature is valuable across the entire range from the compact 12mm Chrome Rod to the larger 20mm Chrome Rod.

    • Precision Manufacturing for Reliable Performance: Each Hollow Chrome Bar is manufactured to tight dimensional tolerances and excellent straightness, ensuring smooth, precise linear motion and a perfect fit in bushings and bearings. The 16mm Chrome Rod and other sizes maintain consistent quality.

    • Material and Processing Excellence: Crafted from quality materials like CK45 steel and finished with a durable chrome plate, the Hollow Chrome Rod offers an optimal balance of core toughness and surface durability, making the 20mm Chrome Rod and other sizes suitable for high-stress applications.

    Customization Information

    As a specialized manufacturer, HZX provides extensive customization for hollow chrome rod solutions. Beyond our standard 12mm, 16mm, and 20mm chrome rod offerings, we can tailor the hollow chrome bar to your exact needs:

    • Custom outer diameters, inner diameters (wall thickness), and lengths.

    • Specific chrome plating thickness and surface finish requirements (e.g., Ra ≤0.2µm).

    • Precision machining of ends (threading, tapping, special profiles) and additional features like cross-holes or grooves.

    • Selection of different base materials and heat treatments to achieve specific mechanical properties.

    • Supply of matched linear bearings, brackets, or other assembly components for your hollow chrome rod system.

    Why Choose HZX?

    1. Expert Manufacturer with Integrated Solutions: HZX is a leading specialist in precision linear components. Our expertise extends to the complex manufacturing of high-quality hollow chrome rod and hollow chrome bar products. We offer a complete range of related components for a one-stop solution.

    2. Certified Quality & Rigorous Control: Our production is ISO9001 certified, ensuring every 12mm chrome rod, 16mm chrome rod, and 20mm chrome rod is manufactured under a controlled, traceable quality management system with strict inspections at each stage.

    3. Advanced In-House Capabilities: We operate our own laboratory and utilize advanced production and testing equipment. This allows us to guarantee the dimensional accuracy, material integrity, and superior surface finish of every hollow chrome bar we produce.

    4. Customer-Centric & Global Service: We prioritize responsive support, on-time delivery, and technical expertise, serving as a reliable partner for hollow chrome rod needs in markets worldwide, from Europe to North America and Asia.

    5. Proven Scale and Customization Expertise: With significant manufacturing scale and deep technical knowledge, we have the capacity and flexibility to produce both high-volume standard items like the 20mm chrome rod and fully customized hollow chrome bar solutions to meet unique application challenges.

    FAQ

    • Q1: What are the primary benefits of a hollow chrome rod compared to a solid one?

      A1: A hollow chrome rod provides the same excellent surface properties (hardness, corrosion resistance) as a solid Hollow Chrome Bar, but with reduced weight, lower material cost, and the added functionality of an internal passage for routing. This makes the 12mm, 16mm, and 20mm Chrome Rod in hollow form ideal for weight-sensitive and design-efficient applications.

    • Q2: What are the typical applications for a 12mm hollow chrome rod?

      A2: The 12mm Chrome Rod in a hollow design is commonly used in precision automation, 3D printers, small-scale robotics, and medical device slides where a compact, lightweight, and rigid linear guide is required. The Hollow Chrome Rod of this size is perfect for guiding sensors or small actuators.

    • Q3: Can the 16mm and 20mm hollow chrome rods handle heavy loads?

      A3: Yes, absolutely. The 16mm Chrome Rod and 20mm Chrome Rod, when constructed as a Hollow Chrome Bar with appropriate wall thickness, offer excellent load-bearing capacity and rigidity. They are suitable for industrial machinery, packaging equipment, and material handling systems where strength and reduced mass are both important.

    • Q4: How do you ensure the straightness and roundness of a long hollow chrome bar?

      A4: We ensure the quality of every Hollow Chrome Rod through precision cold drawing or machining processes followed by straightening and grinding. Each Hollow Chrome Bar, regardless of diameter, undergoes rigorous inspection to meet strict straightness (e.g., ≤0.2mm/m) and roundness tolerances, which is critical for the performance of a 20mm Chrome Rod in a long-stroke application.

    • Q5: Can I get a custom wall thickness for my hollow chrome rod application?

      A5: Yes, customization is a core strength. We can manufacture the Hollow Chrome Rod to your specific outer diameter, inner diameter, and wall thickness requirements. Whether you need a thin-walled 12mm Chrome Rod for maximum weight savings or a thick-walled 16mm Chrome Rod for extreme loads, we can produce the perfect Hollow Chrome Bar for your design.



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