Quenched Wear-Resistant Concrete Conveying Pump Pipe

English

Manufactured from high-quality alloy structural steel with internal wall quenching and carburizing treatment, reaching a hardness of HRC55-62. Featuring patented delayed quenching and press-fit sleeve technology at the ends, the service life is increased by 30%, with a single-layer pipe conveying capacity of up to 40,000 cubic meters. A 3-meter pipe weighs only 46kg, offering a lightweight design that reduces fuel consumption and construction costs.

Product Information

Material:

20# Steel / Quality Alloy Structural Steel

Structure:

Single layer

Internal Hardness:

HRC23 / HRC55-62

Design Life:

7,000–8,000 m³ / 25,000–40,000 m³ / 40,000–50,000 m³

Cost Performance:

1 / 1.6 / 3.0

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Product Details

Product Introduction

The Hongchang Machinery wear-resistant concrete pump pipe is a core consumable part developed for high-pressure concrete conveying. Using high-quality alloy structural steel as the base material, it utilizes national invention patents for "internal wall quenching + chemical carburizing" and "delayed end quenching + press-fit sleeve" composite processes. This effectively solves the industry-wide problem of premature wear at the pipe ends. Compared to standard pipes, the wear resistance is improved by 3–5 times, making it an ideal choice for commercial concrete stations and large-scale engineering projects.

Core Technology & Advantages

Patented Process, 40,000m³ Capacity The exclusive patented manufacturing process provides special reinforcement to the pipe ends. The conveying capacity of a single-layer wear-resistant straight pipe can reach 40,000 cubic meters, which is 3 times the lifespan of a standard pipe.
Ultra-Hard Internal Surface, Impact Resistant The base material undergoes internal wall quenching and chemical carburizing, resulting in a hardness of HRC55-62. This forms a dense martensitic hardened layer that excellently resists high-speed scouring from concrete mortar.
Lightweight Design, Fuel Efficient Utilizing high-strength materials allows for an optimized wall thickness. A 3-meter straight pipe weighs only 46kg, significantly reducing the load on the pump truck boom, extending its service life, and lowering fuel consumption.
End Reinforcement, Extra 30% Lifespan Addressing the common issue of premature end wear, we use delayed quenching and press-fit sleeve technology to reinforce the connection points. This eliminates risks of breakage or wearing through, further increasing the overall lifespan by one-third.

Product Specification Comparison

Item	Standard Pipe	Quality Pipe	Quenched Wear-Resistant Pipe (This Product)
Material	20# Steel	Quality alloy structural steel	Quality alloy structural steel
Structure	Single layer	Single layer	Double layer (Quenched layer)
Internal Hardness	-	HRC23	HRC55-62
Design Life	7,000–8,000 m³	25,000–40,000 m³	40,000–50,000 m³
Cost Performance	1	1.6	3.0

Scope of Application

Long-distance conveying pipelines for commercial concrete mixing stations.
Concrete pouring for high-rise and super high-rise building structures.
Large municipal projects such as bridges, tunnels, and subways.