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JB/T 6619.1-2018 Light mechanical seal Part 1: Technical conditions JB/T 6619.2-2018 Light mechanical seal Part 2: Test method JB/T 13407-2018 Turbomachinery dry gas seal control system JB/T 13387-2018 Technical conditions for upstream pumping liquid film mechanical seal GB/T 14211-2019 Mechanical seal test method DB34/T 2872-2017 Reaction sintering silicon carbide ceramic seals for mechanical seals HG/T 2057-2017 Mechanical seal for glass-lined mixing vessels HG/T 2057-2011 Mechanical seal for glass-lined mixing vessels JB/T 6629-2015 Mechanical seal circulation protection system and auxiliary device JB/T 12391-2015 Technical conditions for mechanical seals for flue gas desulfurization pumps JB/T 10900-2016 Engineering machinery polyurethane, Technical specifications for the application of modified silane sealing adhesives JB/T 11959-2014 Carbide sealing rings for mechanical seals GB/T 34032-2017 Performance specifications for gasket sealing mechanical joints and accessories in ships and offshore technical piping systems GB/T 33509-2017 General specifications for mechanical seals HG/T 2477-2016 Technical specifications for mechanical seals for sand mills JB/T 11957-2014 Mechanical seals for food and pharmaceutical machinery JB/T 8872-2016 Technical specifications for carbon graphite seal rings for mechanical seals GB/T 5661-2013 Cavity dimensions for mechanical seals and soft packings of axial suction centrifugal pumps JB/T 11958-2014 Technical specifications for wound wave springs for mechanical seals JB/T 11959-2014 Carbide seal rings for mechanical seals HG/T 4571-2013 Technical specifications for mechanical seals for pharmaceutical mixing equipment JB/T 11242-2011 Mechanical seals for automobile engine cooling water pumps GB/T 6556-2016 Mechanical seal types, main dimensions, materials and identification marks GB/T 10444-2016 Mechanical seal product model compilation method GB/T 5894-2015 Mechanical seal terminology HG/T 2477-2004 Technical specifications for mechanical seals for sand mills JB/T 6619.1-1999 Technical specifications for light mechanical seals GB/T 6556-1994 Types, main dimensions, materials and identification marks of mechanical seals JB/T 4127.2-2013 Mechanical seal Part 2: Classification method JB/T 4127.1-2013 Mechanical seal Part 1: Technical conditions HG/T 2098-2011 Types, main dimensions and markings of mechanical seals for kettles JB/T 5966-2012 Mechanical seals for submersible electric pumps GB/T 14211-2010 Mechanical seal test methods JB/T 1472-2011 Mechanical seals for pumps JB/T 4127.3-2011 Mechanical seal Part 3: Technical conditions for product acceptance JB/T 6372-2011 Technical conditions for overlay welding seal rings for mechanical seals JB/T 8724-2011 Reaction sintered silicon nitride seal rings for mechanical seals JB/T 8726-2011 Mechanical seal cavity dimensions JB/T 8873-2011 Technical conditions for filled PTFE and PTFE blanks for mechanical seals JB/T 11107-2011 Cylindrical coil spring for mechanical seal HG/T 4113-2009 Gas leakage test method for mechanical seal for kettle HG/T 4114-2009 Technical conditions for mechanical seal for pulp pump HG/T 2098-2001 Mechanical seal series and main parameters for kettle HG/T 3326-2007 Rubber for rubber seals of comprehensive mechanized equipment for coal mining HG/T 2099-2003 Test specifications for mechanical seals for kettles [Bound volume mechanical seal technology] HG/T 2100-2003 Mechanical seals for liquid ring chlorine pumps [Bound volume mechanical seal technology] HG/T 2122-2003 Mechanical seal auxiliary devices for kettles [Bound volume mechanical seal technology] HG/T 3124-1998 Technical Conditions for Mechanical Seals for Welded Metal Bellows Kettles HG/T 2057-2003 HG/T 2269-2003 Technical Conditions for Mechanical Seals for Glass-lined Stirring Vessels [Bound Volume Mechanical Seal Technology] JB/T 6374-2006 Technical Conditions for Silicon Carbide Seal Rings for Mechanical Seals JB/T 10874-2008 Technical specifications for alumina ceramic sealing rings for mechanical seals JB/T 10900-2008 Technical specifications for application of polyurethane and MS sealing adhesives for engineering machinery JB/T 10706-2007 Fluoroplastic fully covered rubber O-rings for mechanical seals JB/T 8871-2002 Carbide seal ring blanks for mechanical seals JB/T 8872-2002 Technical specifications for carbon graphite seal rings for mechanical seals JB/T 8723-2008 Welded metal bellows mechanical seals JB/T 7757.2-2006 O-ring rubber rings for mechanical seals JB/T 7369-2011 Mechanical seal end face flatness inspection method JB/T 7371-2011 Mechanical seals for alkali-resistant pumps JB/T 7372-2011 Mechanical seals for acid-resistant pumps JB/T 6614-2011 Technical conditions for mechanical seals for boiler feed water pumps JB/T 6615-2011 Technical conditions for boron carbide sealing rings for mechanical seals JB/T 6616-2011 Technical conditions for rubber bellows mechanical seals GB/T 24319-2009 Technical conditions for high-pressure mechanical seals for kettles GB/T 5661-2004 Cavity dimensions for mechanical seals and soft packing of axial suction centrifugal pumps GB/T 4459.8-2009 Mechanical drawing dynamic seals Part 1: General simplified representation GB/T 4459.9-2009 Mechanical drawing dynamic seals Part 2: Simplified representation of characteristics HG 2100-1991 Mechanical seals for liquid ring chlorine pumps GB 5661-1985 Cavity dimensions for mechanical seals and soft packing in axial suction centrifugal pumps GB 13871-92 Dimensions and tolerances of rotating shaft mechanical seals GB 10444-89 Mechanical seal product model compilation method GB 5894-1986 Mechanical seal terminology HG/T 2044-2003 Technical conditions for spray-coated chromium oxide seal rings for mechanical seals HG/T 2046-1991 Technical conditions for vacuum sintered rings for mechanical seals HG/T 21571-1995 Stirring transmission device—mechanical seal HG/T 21572-1995 Stirring transmission device—mechanical seal cycle protection system HG/T 2734-1995 Technical conditions for mechanical seals for medium pressure reactors HG/T 2269-1992 Technical conditions for mechanical seals for kettles HG/T 2477-1993 Technical conditions for mechanical seals for sand mills HG/T 2478-1993 Technical conditions for mechanical seals for glass-lined pumps HG/T 2479-1993 Technical conditions for wave springs for mechanical seals HG/T 2264-1992 Types, main dimensions and markings of mechanical seals for kettles HG/T 2044-1991 Technical conditions for spray chromium oxide seal rings for mechanical seals HG/T 2045-1991 Quality classification of mechanical seals for kettles HG/T 2122-1991 Mechanical seal auxiliary devices for kettles HG/T 2477-1993 Technical conditions for mechanical seals for sand mills HG/T 2479-2003 Technical conditions for wave springs for mechanical seals JB/T 6631-1993 Spiral tube heat exchanger for mechanical sealing system JB/T 8723-1998 Welded metal bellows mechanical seal for pumps JB/T 53390-1999 Product quality classification of reaction sintered silicon nitride sealing ring for mechanical seal JB/T 6373-1992 Technical conditions for welded metal bellows mechanical seal JB/T 8724-1998 Reaction sintered silicon nitride sealing ring for mechanical seal JB/T 7372-1994 Mechanical seal for acid-resistant pump JB/T 7371-1994 Mechanical seal for alkali-resistant pump JB/T 7369-1994 Mechanical seal end face flatness inspection method JB/T 8726-1998 Mechanical seal cavity size JB/T 6630-1993 Type, main dimensions and basic parameters of pressure tank for mechanical sealing system JB/T 7055-1993 Type, main dimensions and basic parameters of pressure tank for mechanical sealing system JB/T 6632-1993 Filter for mechanical sealing system JB/T 6629-1993 Mechanical seal cycle protection system JB/T 6633-1993 Hydrocyclone for mechanical sealing system JB/T 53389-1999 Medium and light mechanical seal product quality classification JB/T 4127.1-1999 Mechanical seal technical conditions JB/T 4127.2-1999 Mechanical seal classification method JB/T 4127.3-1999 Mechanical seal product acceptance technical conditions JB/T 6372-1992 Technical conditions for cladding seal rings for mechanical seals JB/T 6374-1992 Technical specifications for silicon carbide sealing rings for mechanical seals JB/T 8723-2008 Welded metal bellows mechanical seals JB/T 6619-1993 Test methods for light mechanical seals JB/T 7757.2-1995 O-shaped rubber rings for mechanical seals JB/T 6634-1993 Orifice plates for mechanical sealing systems JB/T 58550-1999 Quality classification of mechanical seals for acid-resistant pumps JB/T 58551-1999 Quality classification of mechanical seals for welded metal bellows JB/T 58552-1999 Quality classification of silicon carbide sealing rings for mechanical seals JB/T 5966-1995 Mechanical seals for submersible electric pumps JB/T 8871-2002 Carbide seal ring blanks for mechanical seals JB/T6619.1-1999 Technical specifications for light mechanical seals JB/T 7757.1-1995 Cylindrical coil springs for mechanical seals JB/T 7757.2-2006 O-shaped rubber rings for mechanical seals JB/T 8872-2002 Technical specifications for carbon graphite seal rings for mechanical seals JB/T 1472-1994 Mechanical seals for pumps JB/T 6614-1993 Technical conditions for mechanical seals for boiler feed water pumps JB/T 6615-1993 Technical conditions for boron carbide sealing rings for mechanical seals JB/T 6616-1993 Technical conditions for rubber bellows mechanical seals GB/T 5095.7-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment No. 7 Part: Mechanical operation test and sealing test GB/T 4459.6-1996 Representation of dynamic seal rings on mechanical drawings GB/T 14211-1993 Mechanical seal test method