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Chinese National Standard List: Sealing and sealing device

Title Standard No. Implemented On
Test method for flexible graphite sheetsGB/T 33920-20172018-2-1
General specification for mechanical sealsGB/T 33509-20172017-9-1
Terminology of mechanical sealGB/T 5894-20152016-7-1
Metallic envelope gaskets for pipe flangesJB/T 8559-20142014-10-1
Test method for physical-mechanical performance of flexible graphite ringGB/T 29035-20122013-10-1
Gaskets used in tube-shell heat exchangers—Part 3:Nonmetallic gasketsGB/T 29463.3-20122013-7-1
Gaskets used in tube-shell heat exchangers—Part 2:Spiral wound gasketGB/T 29463.2-20122013-7-1
Gaskets used in tube-shell heat exchangers—Part 1:Metallic jacketed gasketsGB/T 29463.1-20122013-7-1
Mechanical seal of submersible pumpsJB/T 5966-20122012-11-1
Specification for dry gas sealJB/T 11289-20122012-11-1
Polytetrafluoroethylene braided packingJB/T 6626-20112012-4-1
Automotive engine cooling water pump mechanical sealJB/T 11242-20112012-4-1
Test method for physical mechanical performance of flexible graphite ringJB/T 6370-20112012-4-1
Reactively sintered silicon nitride seal ring for mechanical sealJB/T 8724-20112011-8-1
Mechanical seal for pumpJB/T 1472-20112011-8-1
Mechanical seal — Part 3：Product acceptance specificationJB/T 4127.3-20112011-8-1
Specification for mechanical seal of boiler feed pumpJB/T 6614-20112011-8-1
Mechanical seal for alkaline resisting pumpJB/T 7371-20112011-8-1
Mechanical seal for acid resisting pumpJB/T 7372-20112011-8-1
Specification for surfacing sealing ring of mechanical sealJB/T 6372-20112011-8-1
Specification of filling-PTFE and PTFE blank for mechanical sealJB/T 8873-20112011-8-1
The annular space dimension of mechanical sealJB/T 8726-20112011-8-1
Specification for rubber bellows mechanical sealJB/T 6616-20112011-8-1
Cylindrically helical compression spring for mechanical sealJB/T 11107-20112011-8-1
Flatness testing method of mechanical SealJB/T 7369-20112011-8-1
Specification for boron carbide rings of mechanical sealJB/T 6615-20112011-8-1
Test method of mechanical sealGB/T 14211-20102011-6-1
Dimensional series of the welded bellows for connecting and sealingJB/T 9486-20102010-7-1
Specification for alumina ceramics rings of mechanical sealJB/T 10874-20082008-11-1
Welded metal-bellows mechanical sealJB/T 8723-20082008-11-1
Specifications of pre-oxidized polyacrylonitrile fiber used for braided packingJB/T 7852-20082008-7-1
Test method for stress relaxation of flexible graphite sheetsJB/T 7758.7-20082008-7-1
Specification of polyamide fibre/phenolic fibre braided packingJB/T 7759-20082008-7-1
Test method for shore handness of flexible graphite sheetsJB/T 7758.6-20082008-7-1
Test method for F content in flexible graphite sheetsJB/T 7758.1-20082008-7-1
Test method for coefficient of linear expansion of flexible graphite sheetsJB/T 7758.5-20082008-7-1
Test method for Cl content in flexible graphite sheetsJB/T 7758.4-20082008-7-1
Specifications for polyacrylonitrile braided packingJB/T 10819-20082008-7-1
Test method for carbonized fibre braided packingJB/T 6371-20082008-7-1
The classification code and sign of flexible graphite sheets/stripJB/T 6613-20082008-7-1
Reinforced flexible graphite (sheets) gasketsJB/T 6628-20082008-7-1
Specifications of expanded polytetrafluoroethylene stripJB/T 7760-20082008-7-1
Test method for flexible graphite braided packingJB/T 6620-20082008-7-1
Carbonized fibre braided packing impregnated with PTFEJB/T 6627-20082008-7-1
Technical specification for online leak sealingHG/T 20201-20072007-11-1
Rubber coverd U shape sealsJB/T 6997-20072007-9-1
VD shape rubber seal ringJB/T 6994-20072007-9-1
Rubber O-ring coated fluoride plastic for mechanical sealJB/T 10706-20072007-9-1
Specifications of polyfluortetraethylene gasketsJB/T 10688-20062007-7-1
Specification for silicon carbide rings of mechanical sealJB/T 6374-20062007-7-1
Specifications of expanded polytetrafluoroethylene tapeJB/T 10689-20062007-7-1
The rubber O - ring for mechanical sealJB/T 7757.2-20062007-7-1
High Temperature Cladding Metal O-ringYB/T 4059-20072007-7-1
Mensuration for sulfur-content of flexible graphite sheetsJB/T 7758.3-20052006-1-1
Specification of flexible graphite and metal spiral wound gasketsJB/T 6369-20052006-1-1
Specifications of flexible graphite sheetsJB/T 7758.2-20052006-1-1
Specifications of PTFE filler for spiral wound gasketsJB/T 6618-20052005-11-1
Specification for carbon-graphite sealing ring for mechanical sealsJB/T 8872-20022002-12-1
Blank of hard alloy sealing ring for mechanical sealJB/T 8871-20022002-12-1
Test method for ash in flexible graphite sheetsJB/T 9141.5-19992000-1-1
Specification for light mechanical sealsJB/T 6619.1-19992000-1-1
Test method for friction coeffieient of flexible graphite sheets by slidingJB/T 9141.8-19992000-1-1
Fluid sealanteJB/T 4254-19992000-1-1
Test method for earbon content in flexible graphite sheetsJB/T 9141.6-19992000-1-1
Terminology of Coaxial Sealing ElementJB/T 8241-19961997-7-1
0JB/T 5966-19951996-7-1
Type, main dimension, material and marking of mechanical sealsGB/T 6556-19941995-10-1
Booster Jars for Mechanical Sealing Systems Type, Main Dimensions and Basic ParametersJB/T 7055-19931994-7-1
Rubber Sealing Parts for High-voltage Electrical Equipments Sealing Elements for Sulfur Hexafluoride Electrical Equipments Technical ConditionsJB/T 7052-19931994-7-1
Liquid Cyclones Intended to Be Used in Mechanical Sealing SystemsJB/T 6633-19931994-1-1
Filters Intended to Be Used in Mechanical Sealing SystemsJB/T 6632-19931994-1-1
Leakage Test Method for Light-duty MachinesJB/T 6619-19931994-1-1
Circling Protection System for Mechanical SealJB/T 6629-19931994-1-1
Orifice Plates Intended to Be Used in Mechanical Sealing SystemsJB/T 6634-19931994-1-1
Pressure Cylinders Intended to Be Used in Mechanical Sealing System Type, Main Dimensions and Basic ParametersJB/T 6630-19931994-1-1
Flexible Graphite Packing Ring for Valves Technical ConditionsJB/T 6617-19931994-1-1
Installation Groove for Sealing Rings Intended to Be Used in Air Cylinders Type, Main Dimensions and ToleranceJB/T 6656-19931994-1-1
Spiral Tube Type.....Intended to Be Used in Mechanical Sealing Systems. Heat ExchangersJB/T 6631-19931994-1-1
Code for test of machanical sealGB/T 14211-19931993-12-1
Specification and symbol of spiral wound gasketsGB/T 4622.1-19931993-10-1
Spiral wound gaskets for steel pipe flanges--DimensionsGB/T 4622.2-19931993-10-1
Method of establishment for type of mechanical sealsGB 10444-19891990-1-1
Bar Shaped RubberHB 4383-19891989-12-1
Rubber with RHB 4384-19891989-12-1
Type, main dimension, material and marking of mechanical sealsGB 6556-19861987-5-1
The terms of mechanical sealGB 5894-19861986-10-1
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