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PREN 13611 : DRAFT 2017

Current

Current

The latest, up-to-date edition.

SAFETY AND CONTROL DEVICES FOR BURNERS AND APPLIANCES BURNING GASEOUS AND/OR LIQUID FUELS - GENERAL REQUIREMENTS

Published date

23-11-2012

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European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Test conditions and uncertainty of measurements
6 Design and construction
7 Performance
8 Electrical requirements
9 Electromagnetic compatibility (EMC)
10 Marking, instructions
Annex A (informative) - Abbreviations and Symbols
Annex B (informative) - Leak-tightness tests for gas
        controls - volumetric method
Annex C (informative) - Leak-tightness tests for gas
        controls - pressure loss method
Annex D (normative) - Calculation of pressure loss
        into leakage rate
Annex E (normative) - Electrical/electronic component
        fault modes
Annex F (normative) - Additional requirements for
        safety accessories and pressure accessories as
        defined in EU Directive 2014 /68/EU
Annex G (normative) - Materials for pressurized parts
Annex H (normative) - Additional materials for
        pressurized parts
Annex I (normative) - Requirements for controls used
        in DC supplied burners and
        Appliances burning gaseous or liquid fuels
Annex J (normative) - Method for the determination
        of a Safety integrity level (SIL)
Annex K (normative) - Method for the determination
        of a Performance Level (PL)
Annex L (informative) - Relationship between Safety
        Integrity Level (SIL) and Performance Level (PL)
Annex M (normative) - Reset functions
Annex N (informative) - Guidance document on
        Environmental Aspects
Annex O (normative) - Seals of elastomer, cork and
        synthetic fibre mixtures
Annex ZA (informative) - Relationship between this
         European Standard and the essential requirements
         of Directive 2009/142/EC aimed to be covered
Annex ZB (informative) - Relationship between this
         European Standard and the essential
         requirements of Regulation (EU) 2016/426 aimed to
         be covered
Annex ZC (informative) - Relationship between this
         European Standard and the essential requirements
         of Directive 2014/68/EU aimed to be covered
Bibliography

Describes the general safety, design, construction, and performance requirements and testing of safety, control or regulating devices (hereafter referred to as controls) for burners and appliances burning one or more gaseous fuels or liquid fuels.

Committee
TC 58
DocumentType
Draft
PublisherName
Comite Europeen de Normalisation
Status
Current

Standards Relationship
17/30360051 DC : DRAFT NOV 2017 Identical
17/30360051 DC : 0 Identical
12/30257022 DC : 0 Identical

13/30285587 DC : 0 BS EN 14459 - SAFETY AND CONTROL DEVICES FOR BURNERS AND APPLIANCES BURNING GASEOUS OR LIQUID FUELS - CONTROL FUNCTIONS IN ELECTRONIC SYSTEMS - METHODS FOR CLASSIFICATION AND ASSESSMENT
PREN 88-2 : DRAFT 2014 SAFETY AND CONTROL DEVICES FOR GAS BURNERS AND GAS BURNING APPLIANCES - PART 2: PRESSURE REGULATORS FOR INLET PRESSURES ABOVE 50 KPA UP TO AND INCLUDING 500 KPA AND ASSOCIATED SAFETY DEVICES

EN 61508-6:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 6: Guidelines on the application of IEC 61508-2 and IEC 61508-3
EN 10293:2015 Steel castings - Steel castings for general engineering uses
ISO 898-2:2012 Mechanical properties of fasteners made of carbon steel and alloy steel — Part 2: Nuts with specified property classes — Coarse thread and fine pitch thread
EN 61508-3:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements
ASTM B 85 : 2003 Standard Specification for Aluminum-Alloy Die Castings
ISO 9606-4:1999 Approval testing of welders — Fusion welding — Part 4: Nickel and nickel alloys
ISO 7005-2:1988 Metallic flanges — Part 2: Cast iron flanges
EN 60747-5-2:2001/A1:2002 DISCRETE SEMICONDUCTOR DEVICES AND INTEGRATED CIRCUITS - PART 5-2: OPTOELECTRONIC DEVICES - ESSENTIAL RATINGS AND CHARACTERISTICS
EN 61558-2-16:2009/A1:2013 SAFETY OF TRANSFORMERS, REACTORS, POWER SUPPLY UNITS AND SIMILAR PRODUCTS FOR SUPPLY VOLTAGES UP TO 1 100 V - PART 2-16: PARTICULAR REQUIREMENTS AND TESTS FOR SWITCH MODE POWER SUPPLY UNITS AND TRANSFORMERS FOR SWITCH MODE POWER SUPPLY UNITS (IEC 61558-2-16:2009/A1:2013)
ISO 9606-2:2004 Qualification test of welders — Fusion welding — Part 2: Aluminium and aluminium alloys
IEC 60384-14:2013+AMD1:2016 CSV Fixed capacitors for use in electronic equipment - Part 14: Sectional specification - Fixed capacitors for electromagnetic interference suppression and connection to the supply mains
ISO 8434-1:2007 Metallic tube connections for fluid power and general use Part 1: 24 degree cone connectors
IEC 60191-1:2007 Mechanical standardization of semiconductor devices - Part 1: General rules for the preparation of outline drawings of discrete devices
ISO 3506-1:2009 Mechanical properties of corrosion-resistant stainless steel fasteners Part 1: Bolts, screws and studs
EN 61508-1:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 1: General requirements
EN 10226-2:2005 Pipe threads where pressure tight joints are made on the threads - Part 2: Taper external threads and taper internal threads - Dimensions, tolerances and designation
EN 746-2:2010 Industrial thermoprocessing equipment - Part 2: Safety requirements for combustion and fuel handling systems
EN 10216-5:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
ISO 7637-3:2016 Road vehicles — Electrical disturbances from conduction and coupling — Part 3: Electrical transient transmission by capacitive and inductive coupling via lines other than supply lines
EN 10213:2007+A1:2016 Steel castings for pressure purposes
EN ISO 15613:2004 Specification and qualification of welding procedures for metallic materials - Qualification based on pre-production welding test (ISO 15613:2004)
EN 10028-3:2017 Flat products made of steels for pressure purposes - Part 3: Weldable fine grain steels, normalized
ISO 15614-2:2005 Specification and qualification of welding procedures for metallic materials Welding procedure test Part 2: Arc welding of aluminium and its alloys
ISO 9712:2012 Non-destructive testing Qualification and certification of NDT personnel
EN 13906-1:2013 Cylindrical helical springs made from round wire and bar - Calculation and design - Part 1 : Compression springs
EN 61508-7:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 7: Overview of techniques and measures
EN 12067-2:2004 Gas/air ratio controls for gas burners and gas burning appliances - Part 2: Electronic types
EN ISO 3506-1:2009 Mechanical properties of corrosion-resistant stainless steel fasteners - Part 1: Bolts, screws and studs (ISO 3506-1:2009)
EN 1057:2006+A1:2010 Copper and copper alloys - Seamless, round copper tubes for water and gas in sanitary and heating applications
EN ISO 15612:2004 Specification and qualification of welding procedures for metallic materials - Qualification by adoption of a standard welding procedure (ISO 15612:2004)
ISO 15610:2003 Specification and qualification of welding procedures for metallic materials — Qualification based on tested welding consumables
EN ISO 3506-3:2009 Mechanical properties of corrosion-resistant stainless steel fasteners - Part 3: Set screws and similar fasteners not under tensile stress (ISO 3506-3:2009)
EN 1643:2014 Safety and control devices for gas burners and gas burning appliances - Valve proving systems for automatic shut-off valves
EN 1759-1:2004 Flanges and their joint - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 1: Steel flanges, NPS 1/2 to 24
ISO 23529:2016 Rubber General procedures for preparing and conditioning test pieces for physical test methods
ASTM F 593 : 2017 : REDLINE Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs
ISO 14732:2013 Welding personnel Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials
EN 485-2:2016 Aluminium and aluminium alloys - Sheet, strip and plate - Part 2: Mechanical properties
ISO 815-1:2014 Rubber, vulcanized or thermoplastic Determination of compression set Part 1: At ambient or elevated temperatures
EN 10028-6:2017 Flat products made of steels for pressure purposes - Part 6: Weldable fine grain steels, quenched and tempered
EN 60127-1:2006/A2:2015 MINIATURE FUSES - PART 1: DEFINITIONS FOR MINIATURE FUSES AND GENERAL REQUIREMENTS FOR MINIATURE FUSE-LINKS
ISO 1083:2004 Spheroidal graphite cast irons - Classification
IEC 60050-441:1984 International Electrotechnical Vocabulary (IEV) - Part 441: Switchgear, controlgear and fuses
SAE J 429 : 2014 MECHANICAL AND MATERIAL REQUIREMENTS FOR EXTERNALLY THREADED FASTENERS
EN 10088-3:2014 Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
EN 1759-4:2003 Flanges and their joint - Circular flanges for pipes, valves, fittings and accessories, class designated - Part 4: Aluminium alloy flanges
ISO 7637-2:2011 Road vehicles Electrical disturbances from conduction and coupling Part 2: Electrical transient conduction along supply lines only
EN 10111:2008 Continuously hot rolled low carbon steel sheet and strip for cold forming - Technical delivery conditions
EN 10087:1998 Free-cutting steels - Technical delivery conditions for semi-finished products, hot-rolled bars and rods
ASTM A 516/A516M : 2017 : REDLINE Standard Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service
IEC 61558-2-16:2009+AMD1:2013 CSV Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-16: Particularrequirements and tests for switch mode power supply units andtransformers for switch mode power supply units
ISO 7005-3:1988 Metallic flanges Part 3: Copper alloy and composite flanges
EN 586-2:1994 Aluminium and aluminium alloys - Forgings - Part 2: Mechanical properties and additional property requirements
EN 751-2:1996 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 2: Non-hardening jointing compounds
ASTM B 584 : 2014 : REDLINE Standard Specification for Copper Alloy Sand Castings for General Applications
ISO 9606-1:2012 Qualification testing of welders — Fusion welding — Part 1: Steels
EN 12516-1:2014 Industrial valves - Shell design strength - Part 1: Tabulation method for steel valve shells
EN 10346:2015 Continuously hot-dip coated steel flat products for cold forming - Technical delivery conditions
EN ISO 9606-4:1999 Approval testing of welders - Fusion welding - Part 4: Nickel and nickel alloys (ISO 9606-4:1999)
EN 12167:2016 Copper and copper alloys - Profiles and bars for general purposes
IEC 61508-4:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 4: Definitions and abbreviations (see Functional Safety and IEC 61508)
EN 88-2:2007 Pressure regulators and associated safety devices for gas appliances - Part 2: Pressure regulators for inlet pressures above 500 mbar up to and including 5 bar
IEC 61810-1:2015 Electromechanical elementary relays - Part 1: General and safety requirements
IEC 61508-3:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements (see Functional Safety and IEC 61508)
EN ISO 14732:2013 Welding personnel - Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials (ISO 14732:2013)
EN 10025-1:2004 Hot rolled products of structural steels - Part 1: General technical delivery conditions
IEC 60747-5-2:1997+AMD1:2002 CSV Discrete semiconductor devices and integrated circuits - Part 5-2: Optoelectronic devices - Essential ratings and characteristics
EN 161:2011+A3:2013 Automatic shut-off valves for gas burners and gas appliances
API 5L : 2012 LINE PIPE
EN 60947-1:2007/A2:2014 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES (IEC 60947-1:2007/A2:2014)
EN 10277-3:2008 Bright steel products - Technical delivery conditions - Part 3: Free-cutting steels
EN 10028-2:2017 Flat products made of steels for pressure purposes - Part 2: Non-alloy and alloy steels with specified elevated temperature properties
EN ISO 9712:2012 Non-destructive testing - Qualification and certification of NDT personnel (ISO 9712:2012)
EN 10305-1:2016 Steel tubes for precision applications - Technical delivery conditions - Part 1: Seamless cold drawn tubes
EN 10028-7:2016 Flat products made of steels for pressure purposes - Part 7: Stainless steels
ISO 148-1:2016 Metallic materials — Charpy pendulum impact test — Part 1: Test method
EN 16340:2014 Safety and control devices for burners and appliances burning gaseous or liquid fuels - Combustion product sensing devices
ISO 15612:2004 Specification and qualification of welding procedures for metallic materials Qualification by adoption of a standard welding procedure
EN 1774:1997 Zinc and zinc alloys - Alloys for foundry purposes - Ingot and liquid
EN ISO 15611:2003 Specification and qualification of welding procedures for metallic materials - Qualification based on previous welding experience (ISO 15611:2003)
EN 1854:2010 Pressure sensing devices for gas burners and gas burning appliances
EN ISO 228-1:2003 Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation (ISO 228-1:2000)
ISO 15614-1:2017 Specification and qualification of welding procedures for metallic materials — Welding procedure test — Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys
EN 10305-4:2016 Steel tubes for precision applications - Technical delivery conditions - Part 4: Seamless cold drawn tubes for hydraulic and pneumatic power systems
EN 13906-2:2013 Cylindrical helical springs made from round wire and bar - Calculation and design - Part 2: Extension springs
EN 13445-4 : 2014 COR 2017 UNFIRED PRESSURE VESSELS - PART 4: FABRICATION
ISO 262:1998 ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
EN 14459:2015 Safety and control devices for burners and appliances burning gaseous or liquid fuels - Control functions in electronic systems - Methods for classification and assessment
EN 61508-2:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems
EN 10272:2016 Stainless steel bars for pressure purposes
ISO/IEC Guide 51:2014 Safety aspects — Guidelines for their inclusion in standards
EN 10028-5:2017 Flat products made of steels for pressure purposes - Part 5: Weldable fine grain steels, thermomechanically rolled
ISO 15609-1:2004 Specification and qualification of welding procedures for metallic materials Welding procedure specification Part 1: Arc welding
EN ISO 17637:2016 Non-destructive testing of welds - Visual testing of fusion-welded joints (ISO 17637:2016)
ISO 15611:2003 Specification and qualification of welding procedures for metallic materials — Qualification based on previous welding experience
EN 437:2003+A1:2009 Test gases - Test pressures - Appliance categories
EN 125:2010+A1:2015 Flame supervision devices for gas burning appliances - Thermoelectric flame supervision devices
EN 1706:2010 Aluminium and aluminium alloys - Castings - Chemical composition and mechanical properties
EN 10222-5:2017 Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels
EN 10250-4:1999 Open die steel forgings for general engineering purposes - Part 4: Stainless steels
IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
EN 126:2012 Multifunctional controls for gas burning appliances
EN ISO 15614-2:2005 Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 2: Arc welding of aluminium and its alloys (ISO 15614-2:2005)
EN 10250-1:1999 Open die steel forgings for general engineering purposes - Part 1: General requirements
EN ISO 9606-2:2004 Qualification test of welders - Fusion welding - Part 2: Aluminium and aluminium alloys (ISO 9606-2:2004)
EN 1559-1:2011 Founding - Technical conditions of delivery - Part 1: General
EN 334:2005+A1:2009 Gas pressure regulators for inlet pressures up to 100 bar
EN 10250-2:1999 Open die steel forgings for general engineering purposes - Part 2: Non-alloy quality and special steels
EN 62061:2005/A2:2015 SAFETY OF MACHINERY - FUNCTIONAL SAFETY OF SAFETY-RELATED ELECTRICAL, ELECTRONIC AND PROGRAMMABLE ELECTRONIC CONTROL SYSTEMS (IEC 62061:2005/A2:2015)
IEC 61643-11:2011 Low-voltage surge protective devices - Part 11: Surge protective devices connected to low-voltage power systems - Requirements and test methods
ISO 17637:2016 Non-destructive testing of welds Visual testing of fusion-welded joints
EN 751-1:1996 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 1: Anaerobic jointing compounds
EN 1563:2011 Founding - Spheroidal graphite cast irons
EN ISO 15609-1:2004 Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 1: Arc welding (ISO 15609-1:2004)
EN 12164:2016 Copper and copper alloys - Rod for free machining purposes
EN ISO 12100:2010 Safety of machinery - General principles for design - Risk assessment and risk reduction (ISO 12100:2010)
EN 10130:2006 Cold rolled low carbon steel flat products for cold forming - Technical delivery conditions
EN ISO 898-1:2013 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine pitch thread (ISO 898-1:2013)
EN 10083-1:2006 Steels for quenching and tempering - Part 1: General technical delivery conditions
EN 16304:2013 Automatic vent valves for gas burners and gas burning appliances
EN 10083-2:2006 Steels for quenching and tempering - Part 2: Technical delivery conditions for non alloy steels
EN 60068-2-6:2008 Environmental testing - Part 2-6: Tests - Test Fc: Vibration (sinusoidal)
MSS SP 55 : 2011 QUALITY STANDARD FOR STEEL CASTINGS FOR VALVES, FLANGES, FITTINGS, AND OTHER PIPING COMPONENTS - VISUAL METHOD FOR EVALUATION OF SURFACE IRREGULARITIES
EN ISO 13849-1:2015 Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (ISO 13849-1:2015)
EN 754-2:2016 Aluminium and aluminium alloys - Cold drawn rod/bar and tube - Part 2: Mechanical properties
IEC 61508-6:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 6: Guidelines on the application of IEC 61508-2 and IEC 61508-3 (see Functional Safety and IEC 61508)
EN 61558-2-6:2009 Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
ISO 37:2017 Rubber, vulcanized or thermoplastic — Determination of tensile stress-strain properties
EN 10297-1:2003 Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes
EN 298:2012 Automatic burner control systems for burners and appliances burning gaseous or liquid fuels
EN 10216-1:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties
ISO 7005-1:2011 Pipe flanges — Part 1: Steel flanges for industrial and general service piping systems
EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
ISO 15613:2004 Specification and qualification of welding procedures for metallic materials Qualification based on pre-production welding test
IEC 62061:2005+AMD1:2012+AMD2:2015 CSV Safety of machinery - Functional safety of safety-related electrical, electronic and programmable electronic control systems
EN ISO 148-1:2016 Metallic materials - Charpy pendulum impact test - Part 1: Test method (ISO 148-1:2016)
EN 549:1994 Rubber materials for seals and diaphragms for gas appliances and gas equipment
EN 1106:2010 Manually operated taps for gas burning appliances
EN ISO 15610:2003 Specification and qualification of welding procedures for metallic materials - Qualification based on tested welding consumables (ISO 15610:2003)
ISO 15607:2003 Specification and qualification of welding procedures for metallic materials General rules
EN 12165:2016 Copper and copper alloys - Wrought and unwrought forging stock
ISO 301:2006 Zinc alloy ingots intended for castings
IEC 61000-4-29:2000 Electromagnetic compatibility (EMC) - Part 4-29: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations on d.c. input power port immunity tests
EN ISO 9606-1:2017 Qualification testing of welders - Fusion welding - Part 1: Steels (ISO 9606-1:2012 including Cor 1:2012 and Cor 2:2013)
EN ISO 23553-1:2014 Safety and control devices for oil burners and oil-burning appliances - Particular requirements - Part 1: Automatic and semi-automatic valves (ISO 23553-1:2014)
ISO 3506-2:2009 Mechanical properties of corrosion-resistant stainless steel fasteners Part 2: Nuts
EN 10028-4:2017 Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties
EN 10226-1:2004 Pipe threads where pressure tight joints are made on the threads - Part 1: Taper external threads and parallel internal threads - Dimensions, tolerances and designation
ISO 13849-1:2015 Safety of machinery — Safety-related parts of control systems — Part 1: General principles for design
IEC 61508-2:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems (see Functional Safety and IEC 61508)
EN 1982:2017 Copper and copper alloys - Ingots and castings
EN 88-1:2011+A1:2016 Pressure regulators and associated safety devices for gas appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa
EN 573-3:2013 Aluminium and aluminium alloys - Chemical composition and form of wrought products - Part 3: Chemical composition and form of products
ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
EN 12163:2016 Copper and copper alloys - Rod for general purposes
IEC 60384-16:2005 Fixed capacitors for use in electronic equipment - Part 16: Sectional specification: Fixed metallized polypropylene film dielectric d.c. capacitors
EN 755-2:2016 Aluminium and aluminium alloys - Extruded rod/bar, tube and profiles - Part 2: Mechanical properties
EN 61000-4-29:2000 Electromagnetic compatibility (EMC) - Part 4-29: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations on d.c. input power port immunity tests
EN 10250-3:1999 Open die steel forgings for general engineering purposes - Part 3: Alloy special steels
EN ISO 15607:2003 Specification and qualification of welding procedures for metallic materials - General rules (ISO 15607:2003)
EN ISO 9606-3:1999 Approval testing of welders - Fusion welding - Part 3: Copper and copper alloys (ISO 9606-3:1999)
EN 50159:2010 Railway applications - Communication, signalling and processing systems - Safety-related communication in transmission systems
EN 10255:2004+A1:2007 Non-Alloy steel tubes suitable for welding and threading - Technical delivery conditions
EN 60730-1:2016 Automatic electrical controls - Part 1: General requirements
EN 13555:2014 Flanges and their joints - Gasket parameters and test procedures relevant to the design rules for gasketed circular flange connections
ISO 898-1:2013 Mechanical properties of fasteners made of carbon steel and alloy steel — Part 1: Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread
EN 10222-1:2017 Steel forgings for pressure purposes - Part 1: General requirements for open die forgings
ISO 1817:2015 Rubber, vulcanized or thermoplastic Determination of the effect of liquids
EN 10088-1:2014 Stainless steels - Part 1: List of stainless steels
EN 61508-4:2010 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 4: Definitions and abbreviations
ISO 9606-3:1999 Approval testing of welders — Fusion welding — Part 3: Copper and copper alloys
EN 60384-16:2005 Fixed capacitors for use in electronic equipment - Part 16: Sectional specification: Fixed metallized polypropylene film dielectric d.c. capacitors
SAE J 995 : 2012 MECHANICAL AND MATERIAL REQUIREMENTS FOR STEEL NUTS
IEC 60730-1:2013+AMD1:2015 CSV Automatic electrical controls - Part 1: General requirements
EN ISO 3506-2:2009 Mechanical properties of corrosion-resistant stainless steel fasteners - Part 2: Nuts (ISO 3506-2:2009)
EN 12186:2014 Gas infrastructure - Gas pressure regulating stations for transmission and distribution - Functional requirements
EN 257:2010 Mechanical thermostats for gas-burning appliances

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