Large volume seamless steel cylinders are specially designed for CNG transportation and gas station. They are made of 4130X

seamless steel pipes, and can store 20Mpa or 25Mpa CNG. Designing, manufacturing, inspecting and approval are strictly according

to Enterprise Standard. All the standards are refer to American standards and relative international standards.

Jumbo CNG cylinder not only can transport CNG, but also are an essential part of CNG filling station, other parts are hydraulic booster

skid, CNG dispenser, PLC control panel, etc. Usually the assembly of CNG cylinders or CNG cascades can be used as CNG storage

equipments and placed in the gas refueling stations to fuel vehicles. Jumbo CNG cylinders also can be mounted on CNG tube trailers,

and transport CNG from one place to another, widely known as 8-tube CNG trailers and 10-tube CNG trailers, 25Mpa.

For Transportation

Zhengzhou Yukun occupies 200,000 square meters, building area is 100,000 square meters, and has been granted licenses to manu-

facture special pressure vessels. Advanced manufacturing lines equipment, including large presses machines, automatic welding

machine, vacuum machining assembly, digital close-spinning machines, automatic heat treatment equipment, digital wrapping

machine, static painting machine etc are adopted. Besides precise inspecting devices such as helium mass spectrometer leak

detector, ICP, UT, X-ray, universal tester, impact testing machine etc. are equipped as well.

Our main products include: high vacuum insulation cryogenic LNG Tanker, CNG tube cascade skid containers, CNG cascade storage

system for gas station, cryogenic pressure vessels, CNG-1 & CNG-2 cylinder for vehicles, CNG-1 & CNG-2 large volume gas cylinders

etc.

We respect honestly attitude and our credit, and we insist on scientific management, innovation and perfection. Quality is the

soul of our company, to ensure it, we build mature quality control organization and regulation.