Greenfir is a professional natural gas processing, liquefaction plant, air separation unit, heat exchanger, reciprocating piston compressor, cryogenic cold box, fractionating column manufacturer and solutions provider with ISO 9001: 2015, ISO 14001: 2015, ISO 45001: 2023 and ASME U certified.
Greenfir
has successfully designed, manufactured and delivered more than 300 sets of natural gas purification, liquefication plants, air separation units, CNG filling stations, cryogenic cold box, etc. all-around China, Middle East, Central Asia and Southeast Asia, etc. We can deliver skid-mounted solutions customized to meet client's challenges and requirements (including adverse weather conditions, transportation and plot area limitations, etc.).
We treat all the cryogenic solutions with serious attitudes and professional experience. Combined with our knowledge and experience,
Greenfir
provides each client with a technology-leading solution you can count on and bring a wider range of options and more profits.
1. Could you produce customized product?
Yes,we could do various customized valves conform to require drawing or sample.
2. How to ensure the valve quality?
a.Firstly,we inspect the casting when get it one by one and will abandon it if defect castings.such as blowholes&pinholes is defects castings.
b.We will inspect and check about valve dimension after machining.Allowable error to standard is 1.5mm for longth(above DN50 valves)
c.All items must be inspected by hydraulic test after assemble.and more important ensure that valves are inspected by operator in according with hydraulic test criteria including pressure&time.
d.Coat oil for anti-rust inside of the valve body and paint checking.
3. How if your valve warranty period?
Usually,the warranty period for valves is 14 monthes,however,we will solve or replace new valves once find fault items to our old stock customers no matter how long.