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  • Nine years of production experience ,more focused and more professional

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  • With our most sincere smiles, winning your satisfactory on our service.

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    With our rigorous attitude ,winning your satisfactory on our products

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  • We have our own professional research team to ensure products technology innovation quickly

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SEVEN
ADVANTAGE

TONGDUO
BAO

Manufacturer and trading integration, to provide customers with high-quality, cost-effective products.

Nine years of production experience, more focused, more professional.

Distance Qingdao Port, Tianjin Port is only over 350 kilometers, logistics cost savings for customers.

Take good faith ,customer first as business philosophy, gaining regular customers’ approval ,receiving acclaim and receiving more than 20 grateful letters from customer.

With the technology support of Shandong university college chemical engineering ,we cultivate our own professional research team ,obtain 2 patents and ensure quick production technology innovation and quality stability.

Establish stable relationship of supply and demand with Malaysia, Nigeria rubber production enterprises and domestic Baoji steel pipe factory , Liaoyang steel pipe factory , Shashi steel tube factory. Ensure stable products quality from fountainhead.

Liaocheng city TongDuoBao construction equipment co., Ltd was established on the basis of Liaocheng Huajian pump pipe factory. own an independent import and export qualification, exports 46 countries and regions, have the ability and experience to provide customers with one-stop service.

CONCRETE PUMP
RUBBER HOSE ADVANTAGE

Trade and industry as a whole ,provide high quality and cost-effective products for customer

hose flange using 37Mn5 material pipe,overall design,inner surface quenching,more wear-resisting.

Inner rubber in reference to the parameters of aircraft tire,abrasion is 0.150 cubic centimeters,make the hose converying concrete amount to 20000CBM.

After adjust the rubber hose steel wire ,wire diameter from 2.1mm to 1.8mm,from original article of the 180 article,experments show that hose pressure explosion-proof performance is greatly enhanced.

Outer rubber to join the new stabilizer,make hose more resistance to blow,tensile anti-aging,improve the performance of rubber outside the protection of steel wire.

CONCRETE PUMP PIPE ADVANTAGE

Trade and industry as a whole ,provide high quality and cost-effective products for customer

Raw material control: Using Angang original materials, quality assurance.

Flange welding: automatic welding machine, weld uniform, smooth.

The inner wall of the heat treatment, induction hardening. Hardness up to 62HRC or more, working pressure 85bar-125bar, life can be increased to 35000-45000 cubic meters.

Surface treatment: sand-blasting through electrostatic spraying, To make the surface smooth and beautiful.

Quality control: through raw materials testing, process monitoring, storage testing to ensure that products manufactured after passing rate.

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