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Chrome Plated Cylinders for Concrete Pumps | Hardened & Honed Hydraulic Delivery Cylinder Tube OEM Supply
concrete pump cylinder

Chrome Plated Cylinders for Concrete Pumps | Hardened & Honed Hydraulic Delivery Cylinder Tube OEM Supply

JINYO sales and customized Concrete Pump Spare Parts Delivery Cylinder

    Product Introduction

    These chrome plated cylinders for concrete pumps are engineered for precision, durability, and superior hydraulic performance. Each cylinder is crafted from 20MnV6, ST52, or CK45 seamless steel tubes, with the inner surface honed to mirror-level smoothness and coated with a hard chrome layer up to 30 μm thick.

    Concrete Pump Cylinder Structure:

    A complete concrete pump cylinder consists of the following components:

    Cylinder Body: Made of high-strength alloy steel or high-quality seamless steel pipe, the inner wall is precision-honed or chrome-plated for improved wear resistance and sealing.

    Piston: Located inside the cylinder body, it reciprocates under the action of hydraulic fluid, pushing concrete into the delivery pipe.

    End Caps: Attached to both ends of the cylinder body for sealing and connection.

    Seal Set: Prevents hydraulic fluid leakage and ensures stable system pressure.

    Flange and Guide Sleeve: Ensure smooth piston rod movement and prevent cylinder wear.

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    SPECIFICATION:

    · Pump cylinders are typically made of the following materials:

    · 45# seamless steel pipe / CK45 / ST52 / 20MnV6 / 42CrMo4
    · The inner surface is typically treated with high-precision honing or hard chrome plating, achieving a roughness of Ra 0.2–0.4 μm, ensuring excellent sealing and wear resistance.

    ·Heat treatment (quenching and tempering) can increase the hardness to HRC 50–55, extending service life.

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    Product Description

    The advanced honing and plating process enhances wear resistance, prevents pitting, and ensures seamless compatibility with hydraulic pistons. Designed for both OEM and aftermarket use, our cylinders fit leading brands such as CIFA, SANY, Putzmeister, and Schwing.

    Highlights:

    • - High surface hardness (HRC 50–55) for long service life

    • - Ra ≤ 0.4 μm inner finish for optimal piston movement

    • - Resistant to corrosion, hydraulic oil, and concrete abrasion

    • - Custom dimensions and coatings available

    • - 100% pressure tested before delivery



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    Product parameters


    OEM Cylinders For Concrete Pump
    Product Name Concrete Pump Cylinder
    Inner Diameter Φ140mm – Φ260mm (customizable)
    Outer Diameter Φ160mm – Φ280mm
    Total Length 850HV(min)
    Surface Hardness Ra0.2um(max
    Roughness (Ra) ≥350 Mpa
    Material ≥580 Mpa
    Processing 0.2/1000mm
    Compatibility ≥15%
    Service Customized according to Customer requirements
    Application 1.Concrete pump trucks
    2.Trailer-mounted concrete pumps
    3.Stationary and mixer pumps
    4.Construction projects including tunnels, bridges

    Product Display

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    Product Applications

    Ideal for use in concrete pump trucks, trailer pumps, and industrial hydraulic systems, ensuring reliable concrete flow and reduced maintenance frequency.

    The chrome plated delivery cylinder is your trusted solution for high-performance concrete pumping, offering exceptional reliability, smooth operation, and global OEM compatibility.

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