GB 50646-2011 (English Version) Technical code for speciality gas system engineering

Standard No.: GB 50646-2011
Language: Chinese, Available in English version
Release Date: 2011
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced
Replace By: GB 50646-2020
Latest: GB 50646-2020

Scope: This specification is applicable to the design, construction and acceptance of special gas system engineering of newly built, rebuilt and expanded electronics factories; it is not applicable to the design, construction and acceptance of special gas production, purification and filling systems.

GB 50646-2011 Referenced Document

GB 50016 Architectural design code for fire protection
GB 50057 Code for design protection of structures against lightning
GB 50058 Code for design of electrical installations in explosive atmospheres*， 2014-01-29 Update
GB 50084 Code for design of sprinkler systems*， 2017-05-27 Update
GB 50140 Code for design of extinguisher distribution in buildings (explanation)
GB 50184 Code for acceptance of construction quality of industrial metallic piping
GB 50222 Code for Fire Protection Design of Building Interior Decoration*， 2017-07-31 Update
GB 50231 General code for construction and acceptance of mechanical equipment installation engineering
GB 50235 Code for construction of industrial metallic piping engineering
GB 50236 Code for construction of field equipment, industrial pipe welding engineering
GB 50316 Design code for industrial metallic piping
GB/T 14976 Seamless stainless steel pipes for fluid transport*， 2012-05-11 Update
HG/T 20570.7 Technical regulations for process system engineering design