

The concrete pump pipe cast clamp produced by Hongchang Machinery is a core accessory used for interface connection and sealing fixation in concrete conveying pipeline systems. Manufactured from high-quality cast iron or cast steel through an integral precision sand casting process, the product preserves material density and structural integrity. It perfectly adapts to high-pressure conveying conditions for pump trucks, trailer pumps, and truck-mounted pumps, effectively solving issues such as slurry leakage and loose pipe interfaces to ensure continuous construction.
Integral Casting with Stable Structure Formed via an integral casting process with uniform wall thickness and no seam gaps. It features high resistance to pressure, impact, and deformation, ensuring it is not prone to cracking or breaking under long-term high-pressure conveying and is suitable for harsh job site environments.
High-Pressure Leak Prevention & Reliable Sealing The internal wall features a pre-set sealing groove designed for use with high-pressure rubber gaskets. It fits tightly with the pipe interface to completely eliminate the risk of slurry leakage during concrete transportation, ensuring construction safety.
Rapid Assembly & Disassembly for Efficiency The snap-on bolt locking design requires no complex tools, allowing a single person to quickly complete pipeline connection and disassembly. This significantly shortens installation and replacement time, enhancing construction efficiency.
Universal Compatibility with Full Specifications Strictly follows industry standards and is compatible with mainstream diameters including DN100, DN125, and DN150. It is fully compatible with global pump truck and trailer pump pipeline systems such as Sany, Zoomlion, XCMG, and Putzmeister.
Rust-Proof & Durable for Long Service Life The surface undergoes shot blasting, anti-rust priming, and topcoat spraying. It offers high resistance to corrosion and oxidation, preventing rust in humid or dusty environments to extend service life and reduce replacement costs.
Pipeline connections for various concrete pump trucks, trailer pumps, and truck-mounted pumps.
Concrete pouring pipelines for large-scale projects such as high-rise buildings, bridges, tunnels, and subways.
Interface fixation for long-distance horizontal or vertical conveying pipelines in commercial concrete stations.
Rapid connection scenarios for high-pressure fluid conveying pipelines (concrete, mortar, etc.).
| Item | Specifications |
| Material |
High-quality cast iron / Cast steel |
| Compatible Diameter |
DN100 / DN125 / DN150 (Customizable) |
| Structure & Process |
Integral casting + Precision machining |
| Surface Treatment |
Shot blasting + Anti-rust spraying |
| Accessories |
Optional high-pressure rubber sealing gaskets |
| Connection Method |
Bolt-on snap-type rapid assembly structure |
Custom Mold Production → Material Smelting → Sand Casting → Heat Treatment (Internal Stress Relief) → Machining (Sealing Grooves / Bolt Holes / Facing) → Flaw Detection → Shot Blasting → Anti-rust Painting → Finished Product Inspection → Packaging & Warehousing.
Direct Factory Supply: Competitive pricing by eliminating middleman markups




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