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  • wrecker towing truck

    HOWO 50 ton heavy duty wrecker towing truck

    This wrecker has the functions of lifting, pulling, lifting, etc. It is convenient, quick, good-looking, safe and reliable. This truck wrecker is widely used in highways, public security traffic police, airports, terminals, auto repair industry and highway companies, etc.

  • heavy duty separated tow truck

    HOWO 40 ton boom and underlift separated tow truck

    Wrecker truck equipped with lifting winch device and wheel bracket which can lift, towing, back load and transport.Widely used in road, police traffic, airports, docks, auto repair company, industry and highway departments, timely, fast clean-up accident, failure, illegal and other vehicles.

  • heavy duty ratotor towing truck

    Howo 30 ton heavy duty ratotor towing truck

    Road wrecker is used for safety salvage of vehicles subject to city road, suburb way, highway, airport and bridge road. It is suitable for medium and small-sized cargos, cars and other special vehicles, which are allowed within the technical parameters of this kind

  • heavy duty integrated tow truck

    25 ton howo heavy duty integrated line of wrecker ​recovery truck

    The tow wrecker is called the road wrecker, also known as road rescue vehicle. It has many functions such as lifting, pulling and lifting traction. 

  • stage boom breakdown truck

    25 ton howo heavy duty with stage boom breakdown truck

    The INT series is out integrated line of tow trucks commonly called wreckers. We have a wide range of products with 6 different models ranging for the small 3 ton to the massive 60 ton with a 3 stage boom. 

Instruction of return valve and manual emptying valve on LPG skid station

2019-04-16

Safety return valve description: When the liquid is discharged, the working flow of the pump is 35m3/hour, but the filling can only reach 5m3 in one hour. At this time, a flow difference of 30m3 is generated, the pipeline pressure exceeds 0.3MP, the return valve is automatically opened, the pipeline pressure is balanced, and the remaining liquid is returned to the inside of the tank.

Manual emptying valve description: It acts as a safety valve and is generally not used. After the return valve is disabled, the pipeline pressure is too high, and the pressure gauge needs to be manually turned on when it exceeds 0.8MP.


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