Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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SH 3085-1997 Technical specification for welding of carbon steel and chrome-molybdenum alloy steel tube of petrochemical tubular heater 360.0 via email in 1~3 business day abolished
SHS 10012-2004 45.0 via email in 1~3 business day valid
SHS 01016-2004 75.0 via email in 1~3 business day valid
HG/T 21585.1-1998 Removable -- Type trough -- Pan gas and liquid distributor 750.0 via email in 1~5 business day valid
SHS 06003-2004 870.0 via email in 1~3 business day valid
HG/T 21579-1995 Composite Pipe and Pipe Fittings of Poly Propylene/Fiberglass-reinforced Plastics (PP/FRP) 630.0 via email in 1~3 business day valid
SHS 01026-2004 90.0 via email in 1~3 business day valid
HG/T 3133-2006 Specifications for electronic water treatment device 270.0 via email in 1~3 business day valid
HG 20660-2000 Classification of Toxicity Hazard and Explosion Risk Extent of Chemical Media in Pressure Vessels 440.0 via email in 1 business day abolished
SHS 01031-2004 90.0 via email in 1~3 business day valid
SHS 02010-2004 375.0 via email in 1~3 business day valid
HG 21503-1992 Steel Fixed Thin Tube Sheet Heat Exchanger 840.0 via email in 1~3 business day valid
HG/T 20545-1992 Technical specification of shop fabrication for pressure parts of chemical furnace 225.0 via email in 1~3 business day valid
DB12/T 581-2015 Steeliness type dangerous chemical stationary atmospheric pressure vessel periodical inspection specification via email in business day valid
HG/T 3681-2000 Drum flaker 90.0 via email in 1~3 business day valid
SHS 03024-2004 60.0 via email in 1~3 business day valid
SHJ 37-1991 Calculation method of tube thickness in tube heaters for petrochemical enterprises 750.0 via email in 1~3 business day valid
SHS 02019-2004 975.0 via email in 1~3 business day valid
SHS 07003-2004 735.0 via email in 1~3 business day valid
HG/T 3173-2002 Fabrication and inspection method for High pressure urea equipment intergranular corrosion trend test on the urea grade extra low carbon Cr -- Ni -- Mo austenitic stainless steel 105.0 via email in 1~3 business day abolished
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