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Industry Standards

Standard No Date Title Description
ASME B16.20 2017 Metallic Gaskets for Pipe Flanges This Standard covers metal ring-joint gaskets, spiral-wound gaskets, metal-jacketed gaskets, and grooved metal gaskets with covering layers.
ASME B16.21 2016 Non-metallic Flat Gaskets for Pipe Flanges This Standard covers types, sizes, materials, dimensions, tolerances, and markings for non-metallic flat gaskets.
ASTM D1149-18 2018 Standard Test Methods For Rubber Deterioration—Cracking In An Ozone Controlled Environment These test methods are used to estimate the effect of exposure, under surface tensile strain conditions, either dynamic or static, in an atmosphere containing specified levels of ozone concentration, expressed as partial pressure on vulcanized rubber, rubber compounds, moulded or extruded soft rubber, and other specified materials, or as may be determined empirically. The effect of naturally occurring sunlight or light from artificial sources is excluded.
ASTM D1329-16 2016 Standard Test Method For Evaluating Rubber Property – Retraction At Lower Temperatures (TR Test) This test method describes a temperature-retraction procedure for rapid evaluation of crystallization effects and for comparing viscoelastic properties of rubber and rubber-like materials at low temperatures.
ASTM D1414-15 2015 Standard Test Methods For Rubber O-Rings These test methods describe the procedures for determining the physical properties of O-rings and changes in these properties due to aging.
ASTM D1415-18 2018 Standard Test Method For Rubber Property—International Hardness This test method covers a procedure for measuring the hardness of vulcanized or thermoplastic rubber.
ASTM D1817-05 2016 Standard Test Method For Rubber Chemicals – Density This test method covers the determination of the density of solid chemicals used as rubber additives during processing and manufacture. It is intended for determining the density of the rubber chemical itself and not for the determination of the effective density of the chemical in a rubber.
ASTM D2000-18 2018 Standard Classification System For Rubber Products In Automotive Applications This classification system covers the properties of vulcanized rubber materials (natural rubber, reclaimed rubber, synthetic rubbers, alone or in combination) that are intended for, but not limited to, use in rubber products for automotive applications.
ASTM D2240-15e1 2015 Standard Test Method For Rubber Property—Durometer Hardness This test method covers twelve types of rubber hardness measurement devices known as durometers: Types A, B, C, D, DO, E, M, O, OO, OOO, OOO-S, and R.
ASTM D2482-19
ASTM D395 2018 Standard Test Methods for Rubber Property—Compression Set These test methods cover the testing of rubber intended for use in applications in which the rubber will be subjected to compressive stresses in air or liquid media.
ASTM D412-16 2021 Standard Test Methods for Vulcanized Rubber and Thermoplastic Elastomers – Tension These test methods cover procedures used to evaluate the tensile (tension) properties of vulcanized thermoset polymer which changes into a non-flowable, infusible, insoluble material upon vulcanization by heat or other means.
ASTM D471-16a 2021 Standard Test Method for Rubber Property—Effect of Liquids This test method covers the required procedures to evaluate the comparative ability of rubber material that is capable of recovering from large deformations quickly and forcibly, and can be, or already is, modified to a state in which it is essentially insoluble (but can swell) in boiling solvent.
ASTM D4921 2020 Standard Test Method for Foaming Tendencies of Engine Coolants at Room Temperature This test method applies to a simple shake test for evaluating the tendency of an aqueous solution of engine coolant to foam at room temperature.
ASTM D5630 2013 Standard Test Method for Ash Content in Plastics This test method was developed to determine the inorganic content of plastics by destructive ashing procedures.
ASTM D573-04 2019 Ageing – Standard Test Method For Rubber – Deterioration In An Air Oven This test method covers a procedure to determine the influence of elevated temperature on the physical properties of vulcanized rubber.
ASTM D624-00 2020 Standard Test Method For Tear Strength Of Conventional Vulcanized Rubber And Thermoplastic Elastomers This test method describes procedures for measuring a property of conventional vulcanized rubber and thermoplastic elastomers called tear strength.
ASTM D6546-15 Standard Test Methods For And Suggested Limits For Determining Compatibility Of Elastomer Seals For Industrial Hydraulic Fluid Applications These test methods cover the procedure for measuring physical properties of elastomer seals in the form of O-rings after exposure to industrial hydraulic fluids and thermal aging.
ASTM D7191 2018 Standard Test Method for Determination of Moisture in Plastics by Relative Humidity Sensor This test method is intended for use as a control, acceptance, and assessment test.
ASTM D7216-20a 2019 Standard Test Method For Determining Automotive Engine Oil Compatibility With Typical Seal Elastomers This test method covers quantitative procedures for the evaluation of the compatibility of automotive engine oils with several reference elastomers typical of those used in the sealing materials in contact with these oils.
ASTM F104-11 2020 Standard Classification System for Non-metallic Gasket Materials This classification system provides a means for specifying or describing pertinent properties of commercial non-metallic gasket materials.
ASTM F2523-13 2020 Standard Practice For Blowout Resistance Of Room-Temperature Vulcanized Elastomers This practice provides a means to determine the blowout resistance of a room-temperature vulcanized elastomer system (RTV) using a standard fixture.
BS 3063 1965 Specification for dimensions of gaskets for pipe flanges ‘Plan’ dimensions for ‘inside bolt circle’ and ‘full face’ gaskets or pipe flanges in accordance with BS 10 and BS 2035, and ‘full face’ gaskets for flanges to BS 1770.
BS 3381 1989 Specification for spiral wound gaskets for steel flanges to BS 1560 Materials, dimensions, marking and packaging of gaskets for use with flat face and raised face flanges to BS 1560-3.1.
BS 4371 1991 Specification for fibrous gland packings Description, materials, lubricants, size, mass, packaging and marking of nine types of fibrous gland packings.
BS EN 12560-1 2001 Flanges and their joints – gaskets for class-designated flanges Part 1. Non-metallic flat gaskets with or without inserts
BS EN 12560-2 2013 Flanges and their joints – dimensions of gaskets for class-designated flanges Part 2. Spiral wound gaskets for use with steel flanges
BS EN 12560-3 2001 Flanges and their joints – gaskets for class-designated flanges Part 3. Non-metallic PTFE envelope gaskets
BS EN 12560-4 2001 Flanges and their joints- gaskets for class-designated flanges. Part 4. Corrugated, flat or grooved metallic and filled metallic gaskets for use with steel flanges
BS EN 12560-5 2001 Flanges and their joints – Gaskets for class-designated flanges Part 5. Metallic ring joint gaskets for use with steel flanges
BS EN 12560-6 2003 Flanges and their joints – Gaskets for class-designated flanges Part 6. Covered serrated metal gaskets for use with steel flanges
BS EN 12560-7 2004 Flanges and their joints – Gaskets for class-designated flanges Part 7. Covered metal jacketed gaskets for use with steel flanges
BS EN 13555 2021 Flanges and their joints – Gasket parameters and test procedures relevant to the design rules for gasketed circular flange connections Specifies the gasket parameters required and provides the test procedures for establishing the values of these parameters
BS EN 14772 2021 Flanges and their joints – Quality Assurance inspection and testing of gaskets in accordance with the series of standards EN 1514 and EN 12560 Specifies the quality assurance procedures that are applicable to ensure delivered gaskets comply with relevant product standards
BS EN 1514-1 1997 Flanges and their joints. Dimensions of gaskets for PN-designated flanges. Non-metallic flat gaskets with or without inserts Part 1. Non-metallic flat gaskets with or without inserts.
BS EN 1514-2 2014 Flanges and their joints. Gaskets for PN-designated flanges. Spiral wound gaskets for use with steel flanges Part 2. Spiral wound gaskets for use with steel flanges.
BS EN 1514-3 1997 Flanges and their joints. Dimensions of gaskets for PN-designated flanges. Part 3. Non-metallic PTFE envelope gaskets
BS EN 1514-4 1997 Flanges and their joints. Dimensions of gaskets for PN-designated flanges. Part 4. Corrugated, flat or grooved metallic and filled metallic gaskets for use with steel flanges
BS EN 1514-6 2003 Flanges and their joints. Dimensions of gaskets for PN-designated flanges. Part 6. Covered serrated metal gaskets for use with steel flanges.
BS EN 1514-7 2004 Flanges and their joints. Dimensions of gaskets for PN-designated flanges. Part 7. Covered metal jacketed gaskets for use with steel flanges.
BS EN 1514-8 2005 Flanges and their Joints. Dimensions of gaskets for PN-designated flanges. Part 8. Polymeric O-Ring gaskets for use with grooved flanges.
BS EN 1591-1 2013 Flanges and their joints – design rules for gasketed circular flange connections. Part 1. Calculation
BS EN 1759-1 2004 Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, class-designated. Part 1. Steel flanges, NPS 1./2 to 24
BS EN 1759-1 2004 Flanges and their joints – circular flanges for pipes, valves, fittings and accessories Part 1. Steel flanges, NPS ½ to 24
BS EN 6111 2020 Aerospace series:
Ethylene-propylene elastomer (EPM/EPDM) – Hardness 80 IRHD for static seal elements in hydraulic systems for long-term application – Material standard
Defines the requirements of EPM/EPDM for seal elements for use as static seals in hydraulic systems using phosphate ester fluids, hardness 80 IRHD for long term application for aerospace application.
BS EN 681-1 1996 Elastomeric seals. Material requirements for pipe joint seals used in water and drainage applications. This European Standard specifies requirements formaterials used in vulcanized rubber seals for:
1) cold potable water supply (up to 50°C)
2) hot potable and non-potable water supply (up to 110°C)
3) drainage, sewerage and rainwater systems (continuous flow up to 45°C and intermittent flow up to 95°C).
BS EN 682 2002 Elastomeric seals. Materials requirements for seals used in pipes and fittings carrying gas and hydrocarbon fluids Elastomeric seals. Materials requirements for seals used in pipes and fittings carrying gas and hydrocarbon fluids
BS 6920-1 2014 Suitability of non-metallic materials and products for use in contact with water intended for human consumption with regard to their effect on the quality of the water Water, Water purification, Potable water, Odours, Microorganisms, Flexible pipes, Metals, Biological analysis and testing, Water supply, Appearance, Non-metals, High temperatures, Water pipes, Water storage, Water supply engineering, Taste tests, Extraction, Water supply and waste systems (buildings), Contaminants, Temperature, Water pipelines.
BS EN ISO 23936-2 2011 Petroleum, petrochemical and natural gas industries. Non-metallic materials in contact with media related to oil and gas production. Part 2. Elastomers
BS ISO 1431-3 2017 Rubber, vulcanized or thermoplastic – Resistance to ozone cracking. Reference and alternative methods for determining the ozone concentration in laboratory test chambers
BS ISO 16589-2 2011 Rotary shaft lip-type seals incorporating thermoplastic sealing elements. Part 2. Vocabulary
BS ISO 16589-3 2011 Rotary shaft lip-type seals incorporating thermoplastic sealing elements. Part 3. Storage, handling and installation
BS ISO 16589-4 2011 Rotary shaft lip-type seals incorporating thermoplastic sealing elements. Part 4. Performance test procedures
BS ISO 16589-5 2011 Rotary shaft lip-type seals incorporating thermoplastic sealing elements. Part 5. Identification of visual imperfections
BS ISO 188 2011 Rubber, vulcanized or thermoplastic – Accelerated ageing and heat resistance tests Accelerated ageing and heat resistance tests
BS ISO 2285 2019 Rubber, vulcanized or thermoplastic. Determination of tension set under constant elongation, and of tension set, elongation and creep under constant tensile load Determination of tension set under constant elongation, and of tension set, elongation and creep under constant tensile load
BS ISO 2781 2018 Rubber, vulcanised or thermoplastic. Determination of density. Determination of density
BS ISO 27996 2009 Aerospace fluid systems. Elastomer seals. Storage and shelf life
BS ISO 3069 2000 End-suction centrifugal pumps. Dimensions of cavities for mechanical seals and for soft packing Dimensions of cavities for mechanical seals and for soft packing
BS ISO 34-1 2015 Rubber, Vulcanized or thermoplastic – Determination of tear strength Part 1. Trouser, angle and crescent test pieces
BS ISO 37 2017 Rubber, Vulcanized or thermoplastic. Determination of tensile stress-strain properties Tensile strain, Tensile stress, Elongation at fracture, Yield strength, Synthetic rubber, Plastics and rubber technology, Vulcanized rubber, Thermoplastic polymers, Tensile testing, Natural rubber, Physical testing.
BS ISO 48-1 2018 Rubber, vulcanised or thermoplastic – Determination of hardness Part 1. Introduction and guidance
BS ISO 48-2 2018 Rubber, vulcanized or thermoplastic – Determination of hardness Part 2.  Hardness between 10 IRHD and 100 IRHD
BS ISO 4928 2006 Road vehicles. Elastomeric cups and seals for cylinders for hydraulic braking systems using a non-petroleum hydraulic brake fluid. Elastomeric cups and seals for cylinders for hydraulic braking systems using a non-petroleum hydraulic brake fluid.
BS ISO 4930 2006 Road vehicles. Elastomeric seals for hydraulic disc brake cylinders using a non-petroleum base hydraulic brake fluid Elastomeric seals for hydraulic disc brake cylinders using a non-petroleum base hydraulic brake fluid
BS ISO 5892 2013 Rubber building gaskets. Materials for preformed solid vulcanized structural gaskets. Specification
BS ISO 6117 2005 Road vehicles. Elastomeric boots for drum-type, hydraulic brake wheel cylinders using a non-petroleum base hydraulic brake fluid Elastomeric boots for drum-type, hydraulic brake wheel cylinders using a non-petroleum base hydraulic brake fluid
BS ISO 6118 2006 Road vehicles. Elastomeric cups and seals for cylinders for hydraulic braking systems using a non-petroleum base hydraulic brake fluid Elastomeric cups and seals for cylinders for hydraulic braking systems using a non-petroleum base hydraulic brake fluid
BS ISO 6194-1 2007 Rotary shaft lip-type seals incorporating elastomeric sealing elements. Part 1. Nominal dimensions and tolerances
BS ISO 6194-2 2007 Rotary shaft lip-type seals incorporating elastomeric sealing elements. Part 2. Vocabulary
BS ISO 6194-3 2009 Rotary shaft lip-type seals incorporating elastomeric sealing elements. Part 3. Storage, handling and installation
BS ISO 6194-4 2009 Rotary shaft lip-type seals incorporating elastomeric sealing elements. Part 3. Performance test procedures
BS ISO 815-1 2019 Rubber, vulcanized or thermoplastic – Determination of compression set. At ambient or elevated temperatures
BS ISO 815-2 2019 Rubber, vulcanized or thermoplastic – Determination of compression set. At low temperatures
BS ISO 9631 2018 Rubber seals. Joint rings for pipelines for hot-water supply up to 110 °C Specification for the material
BSI ISO 2921 2019 Rubber, vulcanised or thermoplastic. Determination of low-temperature characteristics. Temperature-retraction procedure (TR test)
DD CEN/TS 1591-3 2007 Flanges and their joints – design rules for gasketed circular flange connections. Part 3. Calculation method for metal to metal contact type flanged joint
DIN 53504 2017 Testing or rubber Determination of tensile strength at break, tensile stress at yield, elongation at break and stress values in a tensile test
DIN 53508 2000 Accelerated ageing of rubber
DIN 53536 1992 Determination of permeability of rubber to gases
GMW 17650 2019 Water Impermeability Testing for Foams To evaluate the water impermeability of flexible expanded rubber and rubber-like materials to be used as water seals and gaskets.
IS0 37 2017 Rubber, vulcanized or thermoplastic Determination of tensile stress-strain properties
ISO 1431-2 1994 Rubber, vulcanized or thermoplastic – Resistance to ozone cracking Part 2. Dynamic strain test
ISO 16010 2019 Elastomeric seals. Material requirements for seals used in pipes and fittings carrying gaseous fuels and hydrocarbon fluids
ISO 16589-1 2011 Rotary shaft lip-type seals incorporating thermoplastic sealing elements Part 1. Nominal dimensions and tolerances
ISO 1817 2015 Rubber, vulcanized or thermoplastic — Determination of the effect of liquids ISO 1817:2015 describes methods of evaluating the resistance of vulcanized and thermoplastic rubbers to the action of liquids by measurement of properties of the rubbers before and after immersion in test liquids. The liquids concerned include current service liquids, such as petroleum derivatives, organic solvents and chemical reagents, as well as reference test liquids.
ISO 23711 2003 Elastomeric seals. Requirements for materials for pipe joint seals used in water and drainage applications. Thermoplastic elastomers
ISO 3302-1 2014 Rubber — Tolerances for products — Part 1: Dimensional tolerances ISO 3302-1:2014 specifies classes of dimensional tolerances and their values for moulded, extruded, and calendared solid rubber products. The relevant test methods necessary for the establishment of compliance with ISO 3302-1:2014 are also specified.
ISO 3934 2002 Thermoplastic rubber. Performed gaskets used in building. Classification. Material specification. Test methods on gaskets
ISO 3939 1977 Fluid power systems and components. Multiple lip packing sets. Methods for measuring stack heights.
ISO 4633 2015 Rubber seals. Joint rings for water supply, drainage and sewerage pipelines. Specification for materials
ISO 6119 2006 Road vehicles. Elastomeric seals for hydraulic disc brake cylinders using a non-petroleum base hydraulic brake fluid Elastomeric seals for hydraulic disc brake cylinders using a non-petroleum base hydraulic brake fluid
ISO 7483 1991 Dimensions of gaskets for use with flanges to ISO 7005 Dimensions of gaskets for use with flanges to ISO 7005
ISO 7630 1985 Road vehicles – Elastomeric O-rings for hydraulic drum brake wheel cylinders using a petroleum base hydraulic brake fluid Service temperature 120 degrees C max
ISO 7631 1985 Road vehicles — Elastomeric cups and seals for cylinders for hydraulic braking systems using a petroleum base hydraulic brake fluid Service temperature 120 degrees C max
ISO 7632 1985 Road vehicles – Elastomeric seals for hydraulic disc brake cylinders using a petroleum base brake fluid Service temperature 120 degrees C max
ISO 7633 1985 Road vehicles – Elastomeric boots for drum type hydraulic brake wheel cylinders using a petroleum base hydraulic brake fluid Service temperature 120 degrees C max.
ISO 7986 1997 Hydraulic fluid power. Sealing devices. Standard test methods to assess the performance of seals used in oil hydraulic reciprocating applications
ISO 9553 1997 Solar energy. Methods of testing preformed rubber seals and sealing compounds used in collectors
JIS A 5756 2013 Performed gaskets used in buildings Classification, specifications and test methods (Foreign Standard)
JIS A 5670 2013 Structural gaskets used in buildings.
JIS B 0116 2020 Glossary of terms for packing and gaskets.
JIS B 2404 2018 Dimensions of gaskets for use with pipe flanges. This Standard specifies the types and dimensions of gaskets used for flanges specified in the main texts of JIS B 2220, JIS B 2239, JIS B 2240 and JIS B 2241 connected to the piping for fluids such as steam, water and oil.
JIS B 2490 2008 Test method for sealing behaviour of gaskets for pipe flanges.
NAS1613 2012 Packing, Preformed, Ethylene Propylene Rubber This specification establishes requirements for elastomer seal elements for use in hydraulic systems using phosphate ester fluids.
Norsok M-710 2001 Qualification of non-metallic sealing materials and manufacturers Defines the requirements for critical non-metallic (polymer) sealing, seat and back up materials for permanent use subsea.
PD CEN/TR 1591-2 2020 Flanges and their joints. Design rules for gasketed circular flange connections Part 2. Gasket parameters
TM0187 2011 Standard Test Method Evaluating Elastomeric Materials In Sour Gas Environments This standard test method was prepared to serve as a tool in the process of evaluating elastomeric materials for use in the oil field and other energy-related areas where sour gaseous environments are encountered.
VDI 2440 2000 Emission Control – Mineral Oil Refineries VDI 2440 is a German guideline created by experts from industry, universities and public bodies for emission control in mineral oil refineries. The sources of gaseous emissions are stated and the relevant best available technologies (BAT) for emission reduction are described. Also specific leakage rates for the emissions from valves and flanges are defined as well as the specific testing methods. These leakage rates have been implemented into the German emission directive “TA-Luft”

Information supplied by the UK Gasket & Sealing Association (UKGSA) is intended as a guide. No warranty is given in respect of any information or recommendations by the UK Gasket & Sealing Association and we suggest you contact our Members direct for technical information regarding specific applications, materials or products. Anyone accessing our information must satisfy themselves on the suitability of the materials or product for the intended purpose. The correct fitting of any products is the responsibility of the purchaser.