JB/T 10874-2008 Specification for alumina ceramics rings of mechanical seal

JB/T 10874-2022 Mechanical seal aluminum oxide ceramic sealing ring

GB/T 10700-2006 Test methods for elastic modul of fine ceramics (advanced ceramics, advanced technical ceramics)—Bending method GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications GB/T 16534-1996 Test method for Vickers hardness of high performance ceramics GB/T 16534-2009 Fine ceramics(advanced ceramics,advanced technical ceramics)—Test method for hardness of monolithic ceramics at room temperature GB/T 16535-1996 Test method for linear thermal expansion of high performance ceramics GB/T 16535-2008 Fine ceramics(advanced ceramics,advanced technical ceramics)—Test method for linear thermal expansion of monolithic ceramics by push-rod technique GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 230.1-2004 Metallic Rockwell hardness test—Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2009 Metallic materials—Rockwell hardness test—Part 1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2018 Metallic materials—Rockwell hardness test—Part 1:Test method GB/T 2413-1981 Piezoelectric ceramic materials—Measuring methods for determination of volume density GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability) GB/T 3044-2007 Chemical analysis methods for white fused alumina and pink fused alumina GB/T 3044-2020 Chemical analysis methods for white fused alumina and pink fused alumina GB/T 5594.6-1985 Test methods for properties of structure ceramic used in electronic components—Test method for chemical durability GB/T 5594.6-2015 Test methods for properties of structure ceramics used in electronic component and device—Part 6:Test method for chemical durability GB/T 6569-1986 Testing method for flexural strength of high performance ceramics GB/T 6569-2006 Fine ceramics(advanced ceramics,advanced technical ceramics)—Test method for flexural strength of monolithic ceramics at room temperature GB/T 8498-1999 Earth-moving machinery—Basic types—Vocabulary GB/T 8498-2008 Earth-moving machinery—Basic type—Identification and terms and definitions GB/T 8498-2017 Earth-moving machinery—Basic types—Identification and terms and definitions GJB 1201.1 GB/T 8498-2025 Earth-moving machinery—Basic types—Identification and vocabulary GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 2829-2025 Sampling procedures and tables for periodic inspection by attributes(Apply to inspection of process stability)