This concrete pump reducer pipe is a critical transition component in concrete conveying systems, used to connect pipes of different diameters and manage flow conversion. Strictly adhering to national and industry standards, the product is manufactured using integral forging or precision casting processes. It features high structural strength and a smooth reduction transition, which significantly lowers resistance and wear during concrete transport while avoiding the risk of blockages. It is widely applicable for pipeline system upgrades and modifications in pump trucks, trailer pumps, and truck-mounted pumps. 

Core Advantages

1. Integral Molding for Maximum Strength Made of high-quality wear-resistant alloy steel (such as 27SiMn, ZG35Mn2, etc.) through integral forging/casting. It features uniform wall thickness, high pressure resistance, and strong impact resistance, ensuring it is not prone to deformation, cracking, or bursting under long-term high-pressure conveying. 

2. Smooth Arc Transition to Prevent Blockage The reduction section adopts a large-radius smooth arc design to reduce fluid turbulence and resistance. This ensures a smoother pumping process, significantly reduces the probability of pipe blockage or jamming, and improves construction continuity. 

3. Internal Wall Quenching for Superior Wear Resistance The internal wall undergoes integral quenching and high-temperature tempering treatment, reaching a hardness of HRC55–62. Wear resistance is improved by 2–3 times, effectively resisting the erosive wear of concrete mortar and extending service life. 

4. Precise Dimensions & Universal Compatibility Strict control over diameter, length, and flange/pipe-end dimensions ensures compatibility with mainstream domestic and international pump trucks and piping systems, including Sany, Zoomlion, XCMG, Putzmeister, and Schwing. It offers easy installation and high interchangeability. 

5. Full Range of Specifications & Customization Common reduction combinations such as DN100→DN80, DN125→DN100, and DN150→DN125 are provided. Lengths, angles, and connection methods can be customized to meet different working conditions and layout requirements. 

Scope of Application

• Long-distance concrete conveying pipelines for commercial concrete and mixing stations. 

• Concrete pouring for high-rise and super high-rise building structures. 

• Large-scale municipal projects such as bridges, tunnels, and subways.

• Supporting equipment for pump trucks, trailer pumps, and truck-mounted pumps.

Technical Parameters

Manufacturing Process

Raw Material Inspection → Material Cutting & Heating → Integral Forging / Precision Casting → Heat Treatment (Quenching + Tempering) → Machining (Turning / Boring / Facing) → Grinding & Polishing of Reduction Section → Non-Destructive Testing (NDT) → Shot Blasting → Anti-rust Spraying → Finished Product Inspection → Packaging & Warehousing. 

Service & Support

Direct Factory Supply: Significant price advantage and stable lead times.

OEM/ODM Support: Customization of specifications, sizes, and surface treatments based on drawings or samples.

Export-Ready Packaging: Specialized packaging for sea/land freight to prevent collisions and corrosion.

Quality Assurance: Full-dimensional inspection and NDT before leaving the factory, ensuring traceable quality and comprehensive after-sales support.