General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB 28051-2011
Scope
This standard specifies the basic principles and safety technical requirements for the filling of "welded insulated gas cylinders" designed and manufactured in GB 24159. This standard is applicable to use under normal ambient temperature (-40 ℃ ~ 60 ℃), the storage medium is liquid oxygen, liquid nitrogen, liquid argon, carbon dioxide and nitrous oxide cryogenic liquid, the design temperature is not lower than -196 ℃, the nominal volume It is a refillable vertical gas cylinder with a capacity of 10L to 450 L and a working pressure of 0.2 MPa to 3.5 MPa.