Welcome To Changming Pipe Fittings Manufacturing

Cangzhou Changming Pipe Fittings Manufacturing Co., Ltd. is a professional enterprise engaged in the production and export of concrete pump pipes and related spare parts. It has now become a large-scale joint venture integrating R&D, design, production and sales. The company is located in Yanshan County, Cangzhou City, Hebei Province, with fixed assets of over 3 million yuan. Relying on advanced equipment and technology, our factory has developed high-wear-resistant twinwall layer concrete pumping pipes. These pipes are made of special steel pipes and undergo high-tech processes such as inner wall quenching, carburizing and heat treatment. This significantly increases the service life of the pipes by 3 to 5 times, making our company a leading manufacturer of concrete pumping pipes and spare parts in China. Our main products include: twinwall pipes, wear-resistant pipes, ST52 pipes, twinwall elbows, cast elbows, reducing elbows, flanges, cast pipe clamps, forged pipe clamps, rubber hoses, reducing pipes, pistons, sealing rings, S valves, wear plate, cutting rings, cleaning balls and other related products. Our products are widely used in "Putzmeister", "Schwing", "Zoomlion", "Sany", "XCMG", "Junjin", "KCP" and other brands.

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    YEAR SALES AMOUNT

XCMG PARTS

XCMG is a globally recognized brand in the heavy equipment sector, specializing in mining machinery

crawler lifting equipment,mobile port machinery, and concrete pump trucks.

 In 2012, XCMG acquired Schwing, further strengthening its position in the industry. 

The XCMG concrete pump truck series includes the following models:
HB22V, HB30V, HB37V, HB39V, HB40V, HB43V, HB47V, HB50V, HB52V, HB56V, 

HB58V, HB59V, HB60V, HB62V, HB65V, HB66V, HB67V, HB69V, 

HB72V. We provide ‌genuine spare parts‌ for the entire range of XCMG equipment. 

For more details about XCMG parts, please visit this page.

PUTZMEISTER PARTS

Putzmeister Concrete Pump Spare Parts & Accessories‌
As a leading supplier of ‌Putzmeister genuine parts‌, 

we offer a comprehensive range of spare parts and accessories for concrete pumps, 

categorized as follows:
‌1. Wear Parts‌
These critical components ensure durability and performance under high-stress conditions:
•        ‌Spectacle Wear Plate‌ – Reduces friction in the S-tube assembly
•        ‌Thrust Ring‌ – Provides structural support for the piston system
•        ‌S Pipe Valve‌ – Directs concrete flow with precision
•        ‌Outer Housing‌ – Protects internal mechanisms from abrasion
•        ‌Support Flange‌ – Reinforces pipe connections
•        ‌Swinging Lever‌ – Controls the movement of the S-tube
•        ‌Plunger Cylinder‌ – Drives the piston for concrete discharge
•        ‌Mixer Shaft & Paddle‌ – Ensures uniform concrete mixing
•        ‌Hydraulic Motor‌ – Powers the pump’s hydraulic system
•        ‌Delivery Cylinder‌ – Facilitates high-pressure concrete transfer
‌2. Concrete Pipeline Components‌
Designed for seamless operation and longevity:
•        ‌Putzmeister ZX Pipe‌ – High-wear-resistant steel piping
•        ‌Elbows & Reducers‌ – Customizable for complex layouts
•        ‌Rubber Hoses‌ – Absorbs vibrations and flexes with movement
All parts meet ‌OEM specifications‌ for compatibility and reliability.

SANY PARTS

Schwing Genuine Parts & Accessories

As an authorized distributor of Schwing genuine parts, we offer premium-quality spare parts and accessories engineered for concrete pumps, ensuring peak performance and longevity. Our product line includes:

  • Boom Pumps: Delivers flexible and precise concrete placement, ideal for complex construction projects.

  • Stationary Pumps: Optimized for fixed-site applications,      offering consistent power and efficiency.

  • Placing Booms: Extends reach and coverage for streamlined      material distribution.

  • Truck-Mounted Pumps:      Combines mobility with high pumping capacity,      perfect for on-the-go operations.

Compatible Models

Our parts are meticulously designed to fit Schwing S Series pumps, including:

  • S 20, S 28 X, S 31 XT, S 32 X, S 36 X, S 36 X Razor, S 38 SX, S      38 SXG, S 39 SX, S 39 SXD, S 43 SX, S 46 SX, S 47 SX III, S 51 SX, S 58      SX, S 61 SX, S 65 SXF.

Why Choose Schwing Genuine Parts?

  • OEM-Grade Quality: Manufactured to Schwing’s exacting standards for      durability and reliability.

  • Precision Engineering:      Ensures seamless integration and      optimal pump performance.

  • Comprehensive Coverage:      Includes hydraulic and mechanical components for      full-system support.

  • Rigorous Testing: Every part undergoes strict quality checks to      withstand demanding conditions.

 


ZOOMLION PARTS

Zoomlion Genuine Concrete Pump Parts

As an authorized supplier of Zoomlion genuine parts, we provide high-quality spare parts and accessories designed to meet the rigorous demands of concrete pumping operations. Our parts are distinguished by their aurora green color, a hallmark of genuine Zoomlion accessories.

Compatible Models

Our parts are engineered to fit Zoomlion concrete pump trucks with boom lengths ranging from 32m to 73m, including:

  • 32m, 38m, 40m, 43m, 47m, 50m, 52m, 56m, 59m, 60m, 62m, 65m,      67m, 68m, 70m, 72m, 73m models.

Key Parts Offered

We supply a comprehensive range of critical components, including:

  • Outlet Elbow: Ensures smooth      concrete flow and reduces wear.

  • Rock Arm & Swing Cylinder:      Provides durability and precise movement control.

  • Polyurethane Piston:      Offers superior wear resistance and sealing performance.

  • Seal Kits & Wear Plate:      Extends equipment lifespan by preventing leaks and abrasion.

  • Delivery Cylinder DN230 & S Pipe Valve: Delivers consistent pumping power and reliability.

Why Choose Zoomlion Genuine Parts?

  • OEM-Grade Quality: Manufactured to Zoomlion’s strict standards for      durability and performance.

  • Precision Engineering:      Ensures seamless compatibility and      optimal functionality.

  • High-Performance Materials:      Uses polyurethane, reinforced steel, and advanced alloys for longevity.

  • Rigorous Testing: Every part undergoes strict quality checks to      withstand harsh working conditions.

 


SCHWING PARTS

Schwing Genuine Parts & Accessories

As an authorized supplier of Schwing genuine parts, we provide high-quality spare parts and accessories for a wide range of concrete pumps, including:

  • Boom Pumps – For flexible and precise concrete placement

  • Stationary Pumps – Ideal for fixed-site      applications

  • Placing Booms – Extend reach for      efficient material distribution

  • Truck-Mounted Concrete Pumps – Combines mobility      with pumping power

Compatible Models

Our parts are designed to fit the following Schwing pump models:

  • S Series: S 20, S 28 X, S 31 XT, S 32 X, S 36 X, S 36 X Razor, S 38 SX,      S 38 SXG, S 39 SX, S 39 SXD, S 43 SX, S 46 SX, S 47 SX III, S 51 SX, S 58      SX, S 61 SX, S 65 SXF

Key Features of Schwing Parts

  • OEM-Grade Quality: Each part meets      Schwing’s strict manufacturing standards for durability and      performance.

  • Precision Engineering:      Designed to ensure seamless integration and optimal functionality.

  • Wide Compatibility: Covers critical      components for both hydraulic and mechanical systems.

All parts are rigorously tested to guarantee reliability under demanding conditions.

 


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