Through ceaseless research and efforts, HANCHANG Engineering Co., Ltd.
will take one step further for a better future.
Cryogenic high-temperature & high-pressure insulation double pipe

- Development of the cryogenic high-pressure insulation double pipe for LNG fuel propulsion system
- Cryogenic insulation double pipe: Application of the vacuum insulation and insulation film for maintaining a cryogenic state
- Extra high-pressure double pipe: Leakage monitoring of high-pressure gas by letting inert gas flow between the inside and outside of pipe
Cryogenic fuel storage tank

- Development of LNG fuel storage vessel for LNG ship fuel propulsion system
- Development of liquefied gas storage vessels with different capacities
- Development of the cryogenic fuel storage tank with excellent insulation performance
- Development of micro bulk-type cryogenic storage vessel
- Spatial optimization design and integrated multi valve
Robot welding system

- Development of the automation process based on robot welding system
- Application of automated welding process for pipe, pressure vessel, etc.
- Robot system improvement and intellectual property rights for applying automated process
- Automated welding robot system
→Additional 3-axis rotator
→Applied welding: GTAW, GMAW/Butt & Fillet Welding
→Applied product: general steel pipe and stainless pipe 100 ~ 400A, 5~25S
Production of 6WAY VALVE test product for changer over

- All-in-one structure design
- Internal installation of balance valve
- Installation time shortening and production cost saving
LNG performance evaluation system

- Machine room (1F): Configuration of LNG fuel supply system
- Measure room (1F): Performance test monitoring
- Laboratory (2F): Double pipe high-pressure/low-pressure test
- Outer: Cryogenic tank (LNG tank)