This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of silicon carbide sealing rings for mechanical seals. This standard applies to reaction sintered silicon carbide, pressureless sintered silicon carbide (solid phase, liquid phase, carbon addition), and hot-pressed sintered silicon carbide sealing rings (hereinafter referred to as sealing rings) for mechanical seals.
JB/T 6374-2006 Referenced Document
GB/T 10700 Test methods for elastic moduli of fine ceramics (advanced ceramics,advanced technical ceramics).Bending method
GB/T 1184 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
GB/T 16534 Fine ceramics(advanced ceramics,advanced technical ceramics).Test method for hardness of monolithic ceramics at room temperature*, 2009-05-13 Update
GB/T 16535 Fine ceramics(advanced ceramics,advanced technical ceramics).Test method for linear theramal expansion of monolithic ceramics by push-rod technique*, 2008-09-18 Update
GB/T 191 Packaging.Pictorial marking for handling of goods*, 2008-04-01 Update
GB/T 2413 Piezoelectric ceramic materials--Measuring methods fordetermination of volume and density
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*, 2013-02-15 Update
GB/T 2829 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 3045 Conventional abrasive—Chemical analysis of silicon carbide*, 2017-12-29 Update
GB/T 6569 Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for flexural strength of monolithic ceramics at room temperature
GB/T 8489 Test method for compressive strength of fine ceramics (advanced ceramics,advanced technical ceramics)
JB/T 6624 Test Method for Shore Hardness of Flexible Graphite Sheet
JB/T 6374-2006 history
2020JB/T 6374-2020 Technical specifications of silicon carbide sealing rings for mechanical seals
2006JB/T 6374-2006 Specifications for silicon carbide rings of mechanical seal
1992JB/T 6374-1992 Technical conditions of silicon carbide sealing rings for mechanical seals