GB/T 31542-2015 Steel-aluminum compound radiator

GB/T 9286-1998 Paints and varnishes—Cross cut test for films GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 985.1-2008 Recommended joint preparation for gas welding,manual metal arc welding,gas-shield arc welding and beam welding GB/T 1732-1993 Determination of impact resistance of film GB/T 1732-2020 Determination of impact resistance of coating films GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 3091-2001 Welded steel pipe for low pressure liquid delivery GB/T 3091-2008 Welded steel pipes for low pressure liquid delivery GB/T 3091-2015 Welded steel pipes for low pressure liquid delivery GB/T 3190-1996 Wrought aluminium and aluminium alloys—Chemical composition limits GB/T 3190-2008 Wrought aluminium and aluminium alloy——Chemical composition GB/T 3190-2020 Chemical composition of wrought aluminium and aluminium alloys GB/T 3639-2000 Cold-drawn or cold-rolled precision seamless steel tubes GB/T 3639-2009 Seamless cold-drawn or cold-rolled steel tubes for precision applications GB/T 3639-2021 Seamless cold-drawn or cold-rolled steel tubes for precision applications GB 5237.1-2004 Wrought aluminium alloy extruded profiles for architecture—Part 1:Untreated profiles GB/T 5237.1-2008 Aluminium alloy extruded profiles for architecture—Part 1:Mill finish profiles GB/T 5237.1-2017 Aluminium alloy extruded profiles for architecture—Part 1:Mill finish profiles GB/T 7307-2001 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads GB/T 8163-1999 Seamless steel tubes for liquid service GB/T 8163-2008 Seamless steel tubes for liquid service GB/T 8163-2018 Seamless steel pipes for liquid service GB/T 8544-1997 Aluminum and aluminium alloy cold rolled strip GB/T 9969-2008 General principles for preparation of instructions for use of industrial products GB 9969.1-1998 General principles for preparation of instructions for use of industrial products GB/T 12467.3-1998 Quality requirements for welding—Fusion welding of metallic materials—Part 3:Standards quality requirements GB/T 12467.3-2009 Quality requirements for fusion welding of metallic materials—Part 3:Standard quality requirements GB/T 13237-1991 Cold-rolled quality carbon structural steel sheets and strips GB/T 13237-2013 Cold rolled quality carbon structural steel sheets and strips GB/T 13754-1992 Test method of thermal output of heat emittor GB/T 13754-2008 Test methods of thermal output of heating radiators GB/T 13754-2017 Test methods of thermal output of heating radiators GB/T 19866-2005 Specification and qualification of welding procedures for metallic materials—General rules HG/T 2006-2022 Hot-melt and thermoplastic powder coatings HG/T 2006-2006 Hot-fix powder coating HG/T 2006-1991 Fridge using powder coating GB/T 3091-2025 Welded steel pipes for low pressure fluid delivery GB/T 191-2025 Graphical symbols marking for handling and storage of packages