GB/T 25862-2010 Coaxial heat exchanger for refrigeration equipment and air-conditioning

GB/T 9286-1998 Paints and varnishes—Cross cut test for films GB/T 10079-2001 Single-stage reciprocating refrigerant compressors JB/T 4750-2003 GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 1527-1997 Drawn tube of copper and copper alloys GB/T 1527-2006 Drawn tube of copper and copper alloys GB/T 1527-2017 Drawn tube of copper and copper alloys GB/T 3625-1995 Titanium and titanium alloy tubes for condensers and heat exchangers GB/T 3625-2007 Titanium and titanium alloy tube for condensers and heat exchangers 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 10125-1997 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2012 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2021 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 13384-1992 General specifications for packagings of mechanical and electrical products GB/T 13384-2008 General specifications for packing of mechanical and electrical product GB/T 13793-1992 Longitudinal electric resistance welded steel tubes GB/T 13793-2008 Steel pipes with a longitudinal electric (resistance) weld GB/T 13793-2016 Steel pipes with a longitudinal electric(resistance) weld GB/T 14976-2002 Stainless steel seamless tubes for fluid transport GB/T 14976-2012 Seamless stainless steel pipes for fluid transport JB/T 7249-2022 Refrigeration and air conditioning equipment terminology JB/T 7249-1994 Refrigeration equipment terminology JB/T 9058-1999 Cleanliness measurement method for refrigeration equipment JB/T 9058-1999 GB/T 14976-2025 Seamless stainless steel pipes for fluid transport GB/T 191-2025 Graphical symbols marking for handling and storage of packages