GB/T 38651.1-2020 Public information signs carrier—Part 1:Technical requirements

GB/T 38651.2-2020 Public information signs carrier—Part 2:Inspection method GB/T 38651.3-2020 Public information signs carrier—Part 3:Installation requirements GB/T 38651.4-2020 Public information signs carrier—Part 4:Maintenance requirements

GB/T 153-1995 Coniferous sawn timber GB/T 153-2009 Coniferous sawn timber GB/T 153-2019 Coniferous sawn timber GB/Z 153-2025 Information technology—Biometrics—Characterization and measurement of difficulty for fingerprint databases for technology evaluation GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 706-1988 Hot-rolled beam steel—Dimensions, shape, weight and tolerances GB/T 706-2008 Hot rolled section steel GB/T 706-2016 Hot rolled section steel GB/T 1766-1995 Paint and varnish—Rating schemes of degradation of coats GB/T 1766-2008 Paints and varnishes—Rating schemes of degradation of coats GB/T 1768-2006 Paints and varnishes—Determination of resistance to abrasion—Rotating abrasive rubber wheel method GB/T 2040-2002 Sheet of copper and copper alloy GB/T 2040-2008 Sheet of copper and copper alloy GB/T 2040-2017 Copper and copper alloy sheet GB/T 2518-1988 Continual hot-dip zinc-coated steel sheets and strips GB/T 2518-2004 Continuous hot-dip zinc-coated steel sheets and strips GB/T 2518-2008 Continuously hot-dip zinc-coated steel sheet and strip GB/T 2518-2019 Continuously hot-dip zinc and zinc alloy coated steel sheet and strip GB 2893-2001 Safety colors GB 2893-2008 Safety colours GB/T 2893.1-2004 Graphical symbols—Safety Colors and safety signs—Part1:Design principles for safety signs in workplaces and public areas GB/T 2893.1-2013 Graphical symbols—Safety colours and safety signs—Part 1:Design principles for safetry signs and safety markings GB/T 2893.2-2008 Graphical symbols—Safety colours and safety signs—Part 2:Design principles for product safety labels GB/T 2893.2-2020 Graphical symbols—Safety colours and safety signs—Part 2:Design principles for product safety labels GB/T 2893.3-2010 Graphical symbols—Safety colours and safety signs—Part 3:Design principles for graphical symbols for use in safety signs GB/T 2893.4-2013 Graphical symbols—Safety colours and safety signs—Part 4:Colorimetric and photometric properties of safety sign materials GB/T 2893.5-2020 Graphical symbols—Safety colours and safety signs—Part 5:Principles and requirements for the use of safety signs GB/T 3280-1992 Cold rolled stainless steel sheets and plates GB/T 3280-2007 Cold rolled stainless steel plate, sheet and strip GB/T 3280-2015 Cold rolled stainless steel plate, sheet and strip GB/T 3880-1997 Aluminium and aluminium alloy rolled sheet GB/T 3880.1-2006 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 1:Technical conditions of delivery GB/T 3880.1-2012 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 1:Technical conditions of delivery GB/T 3880.1-2023 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 1:Technical conditions of delivery GB/T 3880.2-2006 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 2:Mechanical properties GB/T 3880.2-2012 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 2:Mechanical properties GB/T 3880.2-2024 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 2:Mechanical properties GB/T 3880.3-2006 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 3:Tolerances on forms and dimensions GB/T 3880.3-2012 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 3:Tolerances on forms and dimensions GB/T 3880.3-2024 Wrought aluminium and aluminium alloy plates,sheets and strips for general engineering—Part 3:Tolerances on forms and dimensions GB 4208-1993 Degrees of protection provided by enclosure (IP code) GB/T 4208-2008 Degrees of protection provided by enclosure(IP code) GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB/T 4237-1992 Hot rolled stainless steel sheets and plates GB/T 4237-2007 Hot rolled stainless steel plate, sheet and strip GB/T 4237-2015 Hot rolled stainless steel plate,sheet and strip GB/T 4817-1995 Broad leaves sawn timber GB/T 4817-2009 Broadleaved sawn timber GB/T 4817-2019 Broad-leaved sawn timber