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Std ID Description (Standard Title)
HG/T 20544-1992 Technical Specification on Erection of Structure Parts for Chemical Furnace
HG/T 20544-2006 Technical specification on erection of structure parts for chemical industrial furnace
HG/T 20546-2009 Design Specification of Equipment Layout for Chemical Plant
HG/T 20547-1992 (Chinese Industry Standard)
HG/T 20547-2000 Specification on Accuracy of Package and Measure
HG/T 20548-1992 (Soft ground treatment chemical building design requirements)
HG/T 20549.1-1998 Design Standard Piping Layout for Chemical Plant
HG/T 20549.2-1998 Design Standard Piping Layout for Chemical Plant
HG/T 20549.3-1998 Design Standard Piping Layout for Chemical Plant
HG/T 20549.4-1998 Design Standard Piping Layout for Chemical Plant
HG/T 20549.5-1998 Design Standard Piping Layout for Chemical Plant
HG/T 2055.1-1991 (Glass-lined manhole)
HG/T 2055.1-2006 Manhole for glass lined steel vessel
HG/T 2055.1-2015 Manhole for glass lined steel vessel
HG/T 2055.2-1991 (Endoscope into the hole into the hole with a glass-lined)
HG/T 2055.2-2007 Manhole with glass sight for glass lined steel vessel
HG/T 2055.2-2013 Manhole with glass sight for glass-lined vessel
HG/T 2055.3-1991 (Tong glass into the hole with a balancer into the hole)
HG/T 2055.4-1991 (Glass-lined hole with a sight glass and balancer into the hole)
HG/T 20550-1993 (Spherical configuration compensator design requirements)
HG/T 20551-1993 Regulations on common calculation for electrical design of chemical fertilizer plant
HG/T 20552-1994 Specification for Design and Calculation of Chemical Water Treatment in Chemical Enterprises
HG/T 20552-2016 (Chemical water treatment chemical industry standard design calculation)
HG/T 20553-1993 Optional dimension series for seamless and welded steel tubes used for chemical tubing
HG/T 20553-2011 Selection series of steel pipe size for chemical piping
HG/T 20554-1993 Specification for Basic Design of Piston Compressors
HG/T 20555-1993 (Centrifugal compressor design basis requirements)
HG/T 20555-2006 Specification for design of centrifugal compressor foundation
HG/T 20556-1993 Design Specification for Control Room Building in Chemical Plant
HG/T 20557.1-1993 (Process system design management process system requirements and responsibilities of professional engineering design phase of the mission)
HG/T 20557.2-1993 (Process System Design Process System Regulations professional relationship with other professionals at various stages of project design)
HG/T 20557.3-1993 (Process Systems Design Management System requirements of professional engineering design process quality assurance procedures)
HG/T 20557.4-1993 (Process design professional regulation process system engineering design documents proofreaders Conditions)
HG/T 20557.5-1993 (Process Systems Design Management regulations of professional engineering design information technology systems management approach)
HG/T 20557.6-1993 (Process design professional regulation process systems engineering at important meetings related to the duties and tasks)
HG/T 20558.1-1993 Regulations on contents of files on design of technical system Regulations on contents of files on professional acceptance of technical system
HG/T 20558.2-1993 (Provision of professional process design technology file system content submission content requirements)
HG/T 20558.3-1993 Regulations on contents of files on design of technical system Regulations on contents of files on finished products of professional design for technical system
HG/T 20559.1-1993 (Provisions piping and instrumentation diagram design content pipeline depth instrumentation diagram design requirements)
HG/T 20559.2-1993 (Piping instrumentation diagrams piping and instrumentation design requirements flowchart graphical symbols)
HG/T 20559.3-1993 (Piping instrumentation diagrams piping and instrumentation design requirements pipes and fittings graphical flowchart symbols)
HG/T 20559.4-1993 (Piping and instrumentation design requirements flowchart pipeline piping instrumentation diagram number and labeling)
HG/T 20559.5-1993 (Piping and instrumentation design requirements pipeline instrumentation diagram flow chart symbols and abbreviations materials)
HG/T 20559.6-1993 (Piping instrumentation diagrams piping and instrumentation design requirements flowchart insulation, thermal insulation, fire and sound insulation Code)
HG/T 20559.7-1993 (Piping instrumentation diagrams piping and instrumentation design requirements flowchart device tag)
HG/T 20559-1993 (Appendix piping instrumentation diagram design requirements: the basic unit of pipeline instrumentation diagram mode)
HG/T 20560-1997 The process design specification of the detail design content and procedure for chemical bulk materialhanding
HG/T 20561-1994 Specification for Depth of Design Documents of Construction Drawing for Road and Transportation in Chemical Plant
HG/T 2056-1991 (Enamelled disc condenser)
HG/T 2056-2004 Laminated dishes glass lined steel condenser
HG/T 2056-2011 Laminated dishes glass lined steel condenser
HG/T 20562-1994 (Chemical companies and the number of vehicles owned railway locomotives computing requirements)
HG/T 20563-1994 (Freight car number chemical enterprise computing requirements)
HG/T 20564-1994 (The number of chemical companies transport, handling personnel computing requirements)
HG/T 20565-1994 Specification for Calculation of Handling Track, Stowage Tonnage and Vehicle Storage Track on In-Factory Railways of Chemical Enterprises
HG/T 20566-1994 Design regulations for rotary kiln
HG/T 20566-2011 Design specification for chemical rotary kiln
HG/T 20567-1994 Technical specification of Heat Carrier Furnace
HG/T 20567-2013 Technical specification of hot oil heater
HG/T 20568-1994 The design specification of the ground and storehouse for chemical solid material
HG/T 20568-2014 Code for design of storageyard and warehouse of bulk material of chemical industry
HG/T 20569-1994 (Mechanical mixing equipment)
HG/T 20569-2013 Mechanical mixing equipment
HG/T 20570.10-1995 Noise Control Design of Process System Discipline
HG/T 20570.11-1995 Selection of Heat Insulation and Preservation Types
HG/T 20570.1-1995 Determination of Design Pressure and Temperature of Equipment and Piping System
HG/T 20570.12-1995 Setting of Flare System
HG/T 20570.13-1995 Setting of Public Material Station
HG/T 20570.14-1995 Setting of Personnel Protection Emergency System
HG/T 20570.15-1995 Setting of Pipeline Restriction Orifices
HG/T 20570.16-1995 Setting of Gas Seal
HG/T 20570.17-1995 Setting of Liquid Seal
HG/T 20570.18-1995 Setting of Valves
HG/T 20570.19-1995 Setting of Flame Arresters
HG/T 20570.20-1995 Setting of Static Mixers
HG/T 20570.21-1995 Setting of Steam Traps
HG/T 20570.2-1995 Installation and Selection of Safety Valves
HG/T 20570.22-1995 Setting of Line Strainers
HG/T 20570.23-1995 Setting of Blind Plates
HG/T 20570.24-1995 Setting of Current Detectors
HG/T 20570.3-1995 Installation and Selection of Bursting Discs
HG/T 20570.4-1995 Differential Pressure Analysis of Pumps and Compressors
HG/T 20570.5-1995 Calculation of System Performance of Pumps and Determination of Relative Mounting Height of Equipment
HG/T 20570.6-1995 Selection of Pipe Diameter
HG/T 20570.7-1995 Calculation of Pressure Drop of Pipeline
HG/T 20570.8-1995 Design of Gas-liquid Separator
HG/T 20570.9-1995 Calculation of Pipe Inlet and Outlet Pressure Loss of Equipment
HG/T 2057-1991 (Glass-lined agitator vessels mechanical seal)
HG/T 2057-2003 Stirred glass lined vessel mechanical seals
HG/T 2057-2011 Mechanical seals for glass lined vessel
HG/T 20572-1995 (Chemical companies to content depth and drainage design and construction plans unified regulations)
HG/T 20572-2007 Rules of content depth for design of construction drawing of water supply and drainage in chemical industry
HG/T 20573-1995 Code for Distributed Control System Engineering Design
HG/T 20573-2012 Code for distributed control system engineering design
HG/T 20574-1995 (Chemical companies General Plan provides transportation design engineering measurement technology)
HG/T 20575-1995 Specification of Resistance Calculation for Chemical Industrial Furnace
HG/T 20576-1998 Measurment of Friction Coefficients of Power/Particle and Static Wall
HG/T 20577-2013 Test specification of hydromechanical and mass transfer performance parameters for tower packings
HG/T 20578-1995 (Vacuum preloading Piles Technical Specification Construction)
HG/T 20578-2013 Technical specification of vacuum preloading construction for soft soil consolidation