Your Professional General Parts Supplier
Our goal is to become your true partner in the field of general parts in China. Zhejiang Zhongyi Machinery Technology Co., Ltd is one of largest personal corporation of spare parts and accessories of concrete machines and spare parts with total assets. Our company is committed to applying advanced manufacturing technology and strict quality control standards to every product. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.
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PU Seal RingHigh-quality DN125 Polyurethane Seal Ring for concrete pump pipes – wear-resistant, high compressive strength, and leak-proof.
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Concrete Pump ElbowLife span:15,000m³—20,000m³. Model:DN125,R275,90DEG, DOUBLE NECK. Certification:CE Certification and ISO9001:2000 Certification. Material:High Manganese.
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Concrete Pump Twin Pipe and Twin Elbow DN125Life span:60,000m³—80,000m³. Model:DN125,R275,90DEG, Double layer. Certification:CE Certification and ISO9001:2000 Certification. Material:Alloy steel.
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Concrete Pump Rubber Hose 5.5'' DN125Life span:18,000m³—25,000m³. Model:DN125, 3m, 4m, 5m, 6m,12m. Certification:CE Certification and ISO9001:2000 Certification. Material:Nature rubber with 4 layer steel wires.
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Concrete Pump Pipe ClampLife span:20,000m³—30,000m³. Model:DN125, DN150,DN180. Certification:CE Certification and ISO9001:2000 Certification. Material:Chrome.
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Automatic Grease PumpCapacity:12L, 30L, 45L. Application:Putzmeister Truck Mounted Concrete Boom Pump, trailer concrete pump. Pressure:30-40Mpa, 36-48Mpa. Certification:CE Certification and ISO9001:2000 Certification.
Why Choose Us
Our Certificates: We hold ISO 9001:2000, CNAS, FAT, SASO, and other certifications.
Our Transportation: During the product supply process, we always choose fast and safe transportation companies to prevent shipping delays. We usually purchase insurance for all shipments, even if the customer does not pay any extra fees.
Our Service: Before the goods arrive, we will keep customers updated on the shipping status. After the goods arrive at the customer's location, we will maintain contact with the customer. If the customer encounters any problems, we will immediately send replacement parts via expedited shipping.
Production Equipment: We possess advanced production equipment, such as intelligent cutting machines, intelligent welding machines, heavy-duty forging machines, digital polishing machines, automatic paint production lines, digital testing machines, and pressure testing machines.

The general parts produced by our company mainly include the following types:
Concrete Pump Elbow
Concrete pump s valve for zoomlion truck pumps. High quality material, longer life span. High quality materials to extend the service life of electrical parts. The operation is easy and can enlarge the working efficiency of the concrete pumps.
Concrete Pump Pipe Clamp
Concrete pump pipe clamp dn125, cup type. High hardness, longer life span. High quality materials to extend the service life of the pump. Germany automatic machine.
Advantages of General Parts
Concrete Pump Elbow
Concrete pump elbow have many advantages, including: Concrete pump elbows are essential, wear-resistant pipe fittings used to change the direction of concrete flow in pumping pipelines, ensuring efficient transport in high-rise construction, bridges, and tunnels. They connect boom pumps and stationary systems, reducing pressure loss, protecting pipeline integrity, and managing tight site layouts.
Concrete Pump Pipe Clamp
Concrete pump pipe clamp have many advantages, including:
High-pressure stability: Ensures the delivery system remains intact under high pressure, preventing dangerous, accidental disconnection.
Structural support: Used to fasten vertical or horizontal pipes to structures to prevent movement during pumping.
Maintenance & setup: Snap clamps allow for rapid assembly and disassembly during cleaning.


Concrete Pump Elbow
Concrete pump elbow can be used for a variety of purposes, including: Essential for transitioning concrete from horizontal pumping to vertical rises (or vice-versa) in high-rise projects.Allows the pipeline to navigate corners, obstacles, and conform to site constraints.Used after the pump outlet to reduce diameter, ensuring smooth, consistent concrete flow while handling high-pressure, abrasive mixtures.
Concrete Pump Pipe Clamp
Concrete pump pipe clamp can be used for a variety of purposes, including: Used to join concrete pipes, bends, and hoses, often with a rubber gasket for a leak-proof seal.
Specification of Concrete Pump Elbow
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Product Name |
Concrete Pump Elbow |
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Country of Origin |
China |
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Application |
Putzmeister Truck Mounted Concrete Boom Pump, trailer concrete pump |
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Life span |
15,000m³-20,000m³ |
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Model |
DN125,R275,90DEG, DOUBLE NECK |
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Certification |
CE Certification and ISO9001:2000 Certification |
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Material |
High Manganese |
Specification of Concrete Pump Pipe Clamp
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Product Name |
Concrete Pump Pipe Clamp |
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Pressure |
125BAR |
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Application |
Putzmeister Truck Mounted Concrete Boom Pump, trailer concrete pump |
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Life span |
20,000m³-30,000m³ |
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Model |
DN125, DN150,DN180 |
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Certification |
CE Certification and ISO9001:2000 Certification |
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Material |
Chrome |
Other Service of General Parts
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Packing |
Wooden box |
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Shipping |
Sea/Express |
FAQ
As one of the leading general parts manufacturers and suppliers in China, we offer a wide range of products with superior quality. Please feel free to buy high-grade general parts at competitive price from our factory. Welcome to view our website for more information.
Automatic Grease Pump, Concrete Pump Pipe Clamp, Concrete Pump Rubber Hose 5 5 DN125