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Std ID |
Description (Standard Title) |
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HG 20584-1998
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Technical requirements for fabrication of steel chemical vessels
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HG 20585-1998
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Technical regulation for steel low temperature pressure vessels
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HG 20592-1997
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(Steel pipe flange type, parameters (European system))
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HG 20593-1997
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Slip-on-welding plate steel pipe flanges (European System)
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HG 20594-1997
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(With neck flat welded steel pipe flanges (European system))
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HG 20595-1997
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Steel pipe welding neck flange
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HG 20596-1997
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(Integral steel pipe flanges (European system))
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HG 20597-1997
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(Socket welding steel pipe flanges (European system))
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HG 20598-1997
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Threaded Steelpipe Flanges (European System)
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HG 20599-1997
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(Loose ring welded steel pipe flanges (European system))
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HG 20600-1997
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(Loose ring flat welding steel pipe flanges (European system))
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HG 20601-1997
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Steel pipe blank flanges (Europe System)
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HG 20602-1997
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Blind Flange with Stainless Steel Lining (European System)
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HG 20603-1997
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(Steel pipe flanges (European system))
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HG 20604-1997
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(Steel pipe flange pressure temperature rating (European system))
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HG 20605-1997
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(Welded steel pipe flange joints and groove dimensions (European system))
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HG 20606-1997
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(Steel pipe flanges with a non-metallic flat gaskets (European system))
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HG 20607-1997
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(Steel pipe flanges with Teflon coated pad method (European system))
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HG 20608-1997
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(Steel pipe flanges with flexible graphite gaskets (European system))
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HG 20609-1997
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(Metal-coated steel pipe flanges with gaskets (European system))
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HG 20610-1997
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(Steel pipe flanges with spiral wound gasket (European system))
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HG 20611-1997
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Tooth Profile Combined Gaskets forSteel Pipe Flanges
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HG 20612-1997
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(Steel pipe flanges with metal ring gasket (European system))
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HG 20613-1997
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(Steel pipe flanges with fasteners (European system))
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HG 20614-1997
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(Steel pipe flanges, gaskets, fasteners optional provisions (European system))
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HG 20615-1997
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(Steel pipe flange type, parameters (American System))
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HG 20616-1997
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(With neck flat welded steel pipe flanges (American System))
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HG 20617-1997
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Welded steel pipe flanges with neck (American System)
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HG 20618-1997
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Welded steel pipe flanges with neck (American System)
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HG 20619-1997
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(Socket welding steel pipe flanges (American System))
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HG 20620-1997
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(Steel pipe flanges (American System))
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HG 20621-1997
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(Loose ring welded steel pipe flanges (American System))
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HG 20622-1997
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(Steel pipe flange cover (American System))
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HG 20623-1997
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(Large-diameter steel pipe flanges (American System))
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HG 20624-1997
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(Steel pipe flanges (American System))
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HG 20625-1997
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(Steel pipe flange pressure temperature rating (American System))
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HG 20626-1997
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(Welded steel pipe flange joints and groove dimensions (American System))
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HG 20627-1997
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(Steel pipe flanges with a non-metallic flat gaskets (American System))
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HG 20628-1997
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(Teflon-coated steel pipe flanges with gaskets (American System))
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HG 20629-1997
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(Steel pipe flanges with flexible graphite gaskets (American System))
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HG 20630-1997
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(Metal-coated steel pipe flanges with gaskets (American System))
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HG 20631-1997
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(Steel pipe flanges with spiral wound gasket (American System))
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HG 20632-1997
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(Steel pipe flanges with tooth combination pad (American System))
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HG 20633-1997
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(Steel pipe flanges with metal ring gasket (American System))
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HG 20634-1997
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(Steel pipe flanges with fasteners (American System))
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HG 20635-1997
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(Steel pipe flanges, gaskets, fasteners optional provisions (American System))
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HG 20648-1998
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Specification for Placing Equipment Model Design
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HG 20652-1998
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Specification of columns design
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HG 20660-2000
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Chemical mediator toxic hazards and explosions degree of risk categories in the pressure vessel
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HG 20667-1986
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(Chemical Construction Project Environmental Protection design requirements)
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HG 20667-2005
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Provisions on engineering design of environmental protection of chemical industry projects
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HG 20669-1988
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(Chemical Industrial Furnace noise control design requirements)
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HG 20695-1987
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(Chemical pipeline design specifications)
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HG 20706-2013
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Design code for waste incineration facilities of chemical industry projects
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HG 2075-1991
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(J acid (2-amino-5-naphthol-7-sulfonic acid))
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HG 2076-1991
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(Phenyl peri acid (1-phenyl-naphthylamine 8-sulfonic acid))
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HG 2078-1991
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(2- cyano-4-nitro-aniline)
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HG 2082-1991
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(Direct Deep Blue L-RB (direct light blue B2RL))
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HG 2083-1991
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(Alkaline Butea 3B (Basic Violet 5BN))
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HG 2084-1991
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(Golden reaction K-3G (Reactive Yellow K-RN))
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HG 2085-1991
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(Reaction Brilliant Orange K-4G (Reactive Orange K-GN))
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HG 2086-1991
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(S 101 type vanadium catalyst used in the production of sulfuric acid)
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HG 2087-1991
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(S 101-2H type vanadium catalyst used in the production of sulfuric acid)
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HG 2088-1991
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(S 107, S 108 type vanadium catalyst used in the production of sulfuric acid)
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HG 2090-1991
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(B113 type - carbon monoxide temperature shift catalyst)
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HG 2093-1991
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(Alkyl sulfonic acid phenyl ester)
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HG 2094-1991
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(Rubber compounding ingredients referred)
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HG 2103-1991
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Technical Specification for Rubber-lined Railway Tankers
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HG 2104-1991
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(QX series of organic heat carrier furnace)
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HG 2-1046-1977
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(Electrophoretic paint film preparation method)
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HG 2-1047-1977
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(Electrophoretic paint conductivity measurement method)
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HG 2-1048-1977
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(Paint swimming electrophoresis assay through force)
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HG 2-1049-1977
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(Electrophoretic paint library efficiency assays)
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HG 2-1050-1977
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(Determination of the amount of electrophoretic paint deposition)
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HG 2-1053-1977
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(Chinese Industry Standard)
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HG 2-1054-1977
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(Chinese Industry Standard)
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HG 2-1187-1978
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(Chinese Industry Standard)
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HG 2-1198-1979
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(Electrophoretic paint throwing power assay (pipe method))
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HG 2-1210-1979
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(Arc resistance assays)
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HG 2-1212-1979
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(Dimethoate EC)
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HG 2-1381-1980
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(Chinese Industry Standard)
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HG 2-1382-1980
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(Chinese Industry Standard)
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HG 2-1417-1981
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(Dimethoate crude)
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HG 2-1418-1981
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(Kitazin crude)
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HG 2-1419-1981
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(Kitazin EC)
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HG 2-1459-1982
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(Crude malathion)
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HG 2-1460-1982
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(MCPA sodium)
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HG 2-1461-1982
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(Nitrofen original powder)
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HG 2-1462-1982
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(Zineb original powder)
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HG 2-1463-1982
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(Zineb WP)
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HG 2-1491-1983
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(295 Grease)
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HG 21501-1993
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Rubber-lined Steel Pipes and Pipe Fittings
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HG 21503-1992
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Steel Fixed Thin Tube Sheet Heat Exchanger
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HG 21505-1992
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Combined Sight Glass
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HG 21506-1992
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Reinforcement Pad
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HG 21514-1995
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(Carbon steel, low alloy steel manhole and hand hole types and technical conditions)
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HG 21515-1995
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(Atmospheric manhole)
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HG 21516-1995
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(Rotary cover plate welded flange manhole)
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HG 21517-1995
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(Rotary cap with neck flat welding flange manhole)
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HG 21518-1995
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(Rotary welding neck flange manhole cover band)
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