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International Standard List: Filters, seals and contamination of fluids

Title Standard No. Implemented On
Hydraulic fluid power—Filter element test methods—Thermal conditioning and cold start-up simulationGB/T 39926-20212021-10-1
Terminology for refractoriesGB/T 18930-20202021-5-1
Classification system and test methods for nonmetallic gasket materials—Part 6: Standard test method for adhesion of gasket materials to metal surfaces GB/T 20671.6-20202021-4-1
O-rings for fluid power systems—Part 4:Anti-extrusion rings (back-up rings)GB/T 3452.4-20202020-11-19
Hydraulic fluid power—Filter elements—Determination of resistance to flow fatigue using high viscosity fluidGB/T 38175-20192020-5-1
Hydraulic fluid power—Determination of the particulate contamination level of a liquid sample by automatic particle counting using the light-extinction principleGB/T 37163-20182019-7-1
Hydraulic fluid power—Monitoring the level of particulate contamination of the fluid—Part 1:General principlesGB/T 37162.1-20182019-7-1
Specification of hygienic housing for microfiltration membrane elementsGB/T 36386-20182019-1-1
Dimensions series of rod and piston dynamic seals for hydraulic cylinders-Part 1:Dimensions and tolerances of co-axial seals for reciprocating applicationsGB/T 15242.1-20172018-5-1
Dimensions series of rod and piston dynamic seals for hydraulic cylinders- Part 2:Dimensions and tolerances of bearing ringsGB/T 15242.2-20172018-5-1
Rotary shaft lip-type seals-Determination of installing and removing forcesGB/T 34888-20172018-5-1
General specification for hydraulic filters elementGB/T 20080-20172017-12-1
Hydraulic fluid power filters―Multi-pass method for evaluating filtration performance of a filter elementGB/T 18853-20152016-7-1
Rotary shaft lip-type seals incorporating thermoplastic sealing elements―Part 6:Properties requirements for the thermoplastic and elastic materialGB/T 21283.6-20152016-7-1
Stainless steel fiber sintering mediumGB/T 20100-20162016-6-1
Standard test method for creep relaxation of laminated composite gasket materialsGB/T 30710-20142014-12-1
Standard test method for compressibility and recovery of laminated composite gasket materialsGB/T 30709-20142014-12-1
Hydraulic fluid power—Fluid contamination—Determination of particulate contamination by the gravimetric methodGB/T 27613-20112012-10-1
Non-metallic gaskets - Terms GB/T 27971-20112012-10-1
Test method for weight loss of non-metallic gasket materials upon exposure to elevated temperaturesGB/T 27970-20112012-10-1
Test method for corrosion testing of non-metallic gasketsGB/T 27795-20112012-8-1
Beater addition non-asbestos gasket materialsGB/T 27793-20112012-8-1
Non-metallic Sland packingJC/T 2053-20112012-7-1
Hydraulic fluid power—Filter elements—Part 3:Verification of collapse/burst pressure ratingGB/T 14041.3-20102011-10-1
Hydraulic fluid power - Filters - Test method for differential pressure devicesGB/T 25132-20102011-2-1
hydraulic filter element -Acceptance specification for filter mediumJB/T 11038-20102010-7-1
Hydraulic fluid power - Guide specifications for designing rotary shaft lip type seals GB/T 9877-20082009-2-1
Hydraulic fluid power—Filter elements—Determination of resistance to flow fatigue using particulate contaminantGB/T 17488-20082009-1-1
Hydraulic fluid power - On-line automatic particle-counting systems for liquids - Methods of calibration and validationGB/T 21540-20082008-9-1
Hydraulic fluid power - Filter elements - Sequence of tests for verifying performance characteristics GB/T 21486-20082008-8-1
Specification for similarity Jet fuel filter/separatorsGB/T 21357-20082008-5-1
Specifications for aviation jet fuel filter/separators GB/T 21358-20082008-5-1
Fluid power systems—O-rings—Part 2:Quality acceptance criteriaGB/T 3452.2-20072008-2-1
Hydraulic fluid power—Filter elements—Part 2:Verification of material compatibility with fluidsGB/T 14041.2-20072007-12-1
Hydraulic fluid power—Filter elements—Part 1:Verification of fabrication integrity and determination of the first bubble pointGB/T 14041.1-20072007-11-1
Dimensions series and tolerances of O-ring rubber seal applicable to pneumaticJB/T 6659-20072007-9-1
Housing dimensions and tolerances of O-ring rubber seal applicable to pneumaticJB/T 6658-20072007-9-1
Classification system and test methods for nonmetallic gasket materials - Part 10: Standard practice for evaluating thermal conductivity of gasket materialsGB/T 20671.10-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 6: Standard test method for adhesion of gasket materials to metal surfaces GB/T 20671.6-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 8: Standard test method for flexibility of non-metallic gasket materials GB/T 20671.8-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 1: Standard classification system for nonmetallic gasket materials GB/T 20671.1-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 5: Standard test method for creep relaxtion of gasket materials GB/T 20671.5-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 9: Standard test method for binder durability of cork composition gasket materials GB/T 20671.9-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 4: Standard test method for sealability of gasket materialsGB/T 20671.4-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 7: Standard test methods for tension testing of nonmetallic gasket materialsGB/T 20671.7-20062007-7-1
Method to determine cleanliness and acceptance criterions for hydraulic componentsJB/T 7858-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 2: Standard test method for compressibility and recovery of gasket materialsGB/T 20671.2-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 11: Standard practice for determining resistance of synthetic polymeric materials to fungiGB/T 20671.11-20062007-7-1
Classification system and test methods for nonmetallic gasket materials - Part 3: Standard test method for fluid resistance of gasket materials GB/T 20671.3-20062007-7-1
Pressure and vacuum resistant rubber covered rotary shaft lip sealsHG/T 3880-20062007-3-1
Hydraulic fluid power―Assembled systems―Verification of cleanlinessGB/Z 20423-20062007-1-1
Type denomination for membrane modules and devicesGB/T 20502-20062006-12-1
Hydraulic fluid power-Cleanliness of parts and components-Inspection document and principles related to contaminant collection ,analysis and data reportingGB/T 20110-20062006-9-1
Guidelines for Use of Hydraulic System FluidsJB/T 10607-20062006-8-16
Hydralic fluid power-Fluid contamination - Determination of particulate contamination by the counting method using an optical microscopeGB/T 20082-20062006-8-1
Fluid power systems - O-rings - Part 1: Inside diameters, cross-sections, tolerances and size identification codeGB/T 3452.1-20052006-1-1
Hydraulic fluid power filters - Multi - Pass method for evaluating filtration performance of a filter elementGB/T 18853-20022003-5-1
Hydraulic fluid power--Fluids--Method for coding the level of contamination by solid particlesGB/T 14039-20022003-5-1
General Specification for Hydraulic Filter QJ 2405-19921992-12-1
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