DIN EN ISO 8434-1:2008-02
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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METALLIC TUBE CONNECTIONS FOR FLUID POWER AND GENERAL USE - PART 1: 24 DEGREE CONE CONNECTORS
Hardcopy , PDF
16-04-2020
01-01-2008
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Materials
4.1 General
4.2 Connector bodies
4.3 Nuts
4.4 Cutting rings
4.5 O-rings
5 Pressure/temperature requirements
6 Designation of connectors
7 Requirements for tubes
8 Across-flats dimensions and tolerances
9 Design
9.1 Connectors
9.2 Dimensions
9.3 Passage tolerances
9.4 Angular tolerances
9.5 Contour details
9.6 Ports and stud ends
9.7 Stud end sealing
10 Screw threads
10.1 Cone ends and nuts
10.2 Stud ends (connection ends)
11 Manufacture
11.1 Construction
11.2 Workmanship
11.3 Finish
11.4 Corners
12 Assembly instruction
13 Procurement information
14 Marking of components
15 Performance and qualification test
15.1 General
15.2 Repeated assembly test
15.3 Proof test
15.4 Burst pressure test
15.5 Cyclic endurance (impulse) test
15.6 Vibration test
15.7 Leakage (gas) test
15.8 Overtightening test
16 Identification statement (reference to this part
of ISO 8434)
National Annex NA (informative) Bibliography
Bibliography
Describes the general and dimensional requirements for 24 degree cone connectors using cutting ring and O-ring seal cone (referred to as DKO) suitable for use with ferrous and non-ferrous tubes with outside diameters from 4 mm to 42 mm inclusive.
| DevelopmentNote |
Supersedes DIN 3859 E, DIN 3902 E, DIN 3910 E, DIN 3905 E, DIN 3908 E, DIN 3909 E, DIN 3912 E, DIN 3951 E, DIN 3952 E, DIN 3953 E and DIN 3954 E. (07/2002) Together with DIN 3853 E:2001 supersedes DIN 3853 E:1982. Together with DIN 3870 E:2001 supersedes DIN 3870 E:1985. Together with DIN 3901 E:2001 supersedes DIN 3901 E:1987. Together with DIN 3955 E:2001 supersedes DIN 3955 E:1987. (07/2002)
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| DocumentType |
Standard
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| Pages |
55
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
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| Status |
Superseded
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| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 8434-1:2007 | Identical |
| BS EN ISO 8434-1:2007 | Identical |
| I.S. EN ISO 8434-1:2007 | Identical |
| NEN EN ISO 8434-1 : 2007 C11 2009 | Identical |
| SN EN ISO 8434-1 : 2008 CORR 2009 | Identical |
| NF EN ISO 8434-1 : 2007 | Identical |
| UNI EN ISO 8434-1 : 2007 | Identical |
| ONORM EN ISO 8434-1 : 2009 | Identical |
| EN ISO 8434-1:2018 | Identical |
| NS EN ISO 8434-1 : 2007 AC 2009 | Identical |
| NBN EN ISO 8434-1 : 2007 COR 2009 | Identical |
| UNE-EN ISO 8434-1:2008 | Identical |
| DIN 2353:1998-12 | NON-SOLDERING COMPRESSION FITTINGS WITH CUTTING RING - COMPLETE FITTINGS AND SURVEY |
| DIN 3903:2001-04 | Non soldering compression fittings with cutting ring - Elbow stud with taper threaded stud end (not for new design) |
| DIN 3945:2002-04 | NON-SOLDERED COMPRESSION FITTINGS - STRAIGHT STUD SWIVEL ADAPTOR WITH 24 DEGREE CONE CONNECTORS WITH O-RING - FOR DESIGN AND TYPE OF COMPRESSION END ACCORDING TO DIN EN ISO 8434-1 |
| DIN 3861:2002-11 | NON-SOLDERING COMPRESSION FITTINGS - COMPRESSION RINGS - DESIGN |
| DIN 3906:2001-04 | Non soldering compression fittings with cutting ring - Branch T-stud with taper threaded stud end (not for new design) |
| DIN 3853:2001-09 | NON-SOLDERING AND SOLDERING COMPRESSION FITTINGS - STUD ENDS FOR USE WITH UNION NUT; DESIGN SHEET |
| DIN 3943:2002-04 | NON-SOLDERED COMPRESSION FITTINGS - SWIVEL BRANCH TEES WITH 24 DEGREE CONE CONNECTORS WITH O-RING - ADJUSTABLE, FOR DESIGN AND TYPE OF COMPRESSION END ACCORDING TO DIN EN ISO 8434-1 |
| DIN 3870:2001-09 | NON-SOLDERING AND SOLDERING COMPRESSION FITTINGS - UNION NUTS SERIES LL |
| DIN 3955:2001-09 | NON-SOLDERING COMPRESSION FITTINGS WITH CUTTING RING - DOUBLE ENDED STUD ENDS WITH PARALLEL THREADS AND SHAFT FOR STUD ENDS TYPE A |
| DIN 3942:2002-04 | NON-SOLDERED COMPRESSION FITTINGS - SWIVEL ELBOWS WITH 24 DEGREE CONE CONNECTORS WITH O-RING - ADJUSTABLE, FOR DESIGN AND TYPE OF COMPRESSION END ACCORDING TO DIN EN ISO 8434-1 |
| DIN 3944:2002-04 | NON-SOLDERED COMPRESSION FITTINGS - L-ADAPTORS WITH 24 DEGREE CONE CONNECTORS AND O-RING - ADJUSTABLE, FOR DESIGN AND TYPE OF COMPRESSION END ACCORDING TO DIN EN ISO 8434-1 |
| DIN 3865:2002-04 | COMPRESSION FITTINGS - NIPPLE 24 DEGREE WITH O-RING - FOR COMPRESSION JOINT ACCORDING TO DIN EN ISO 8434-1 |
| ISO 1179-1:2013 | Connections for general use and fluid power — Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing — Part 1: Threaded ports |
| ISO 5598:2008 | Fluid power systems and components Vocabulary |
| ISO 4399:1995 | Fluid power systems and components Connectors and associated components Nominal pressures |
| ISO 4759-1:2000 | Tolerances for fasteners — Part 1: Bolts, screws, studs and nuts — Product grades A, B and C |
| ISO 12151-2:2003 | Connections for hydraulic fluid power and general use — Hose fittings — Part 2: Hose fittings with ISO 8434-1 and ISO 8434-4 24 degree cone connector ends with O-rings |
| ISO 4397:2011 | Fluid power connectors and associated components — Nominal outside diameters of tubes and nominal hose sizes |
| ISO 9974-1:1996 | Connections for general use and fluid power Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing Part 1: Threaded ports |
| ISO 9974-3:1996 | Connections for general use and fluid power — Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing — Part 3: Stud ends with metal-to-metal sealing (type B) |
| DIN ISO 5598:2004-08 (Draft) | FLUID POWER SYSTEMS AND COMPONENTS - VOCABULARY |
| ISO 9974-2:1996 | Connections for general use and fluid power — Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing — Part 2: Stud ends with elastomeric sealing (type E) |
| ISO 3305:1985 | Plain end welded precision steel tubes — Technical conditions for delivery |
| ISO 1179-4:2007 | Connections for general use and fluid power Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing Part 4: Stud ends for general use only with metal-to-metal sealing (type B) |
| ISO 6149-3:2006 | Connections for hydraulic fluid power and general use Ports and stud ends with ISO 261 metric threads and O-ring sealing Part 3: Dimensions, design, test methods and requirements for light-duty (L series) stud ends |
| ISO 19879:2010 | Metallic tube connections for fluid power and general use Test methods for hydraulic fluid power connections |
| ISO 6149-2:2006 | Connections for hydraulic fluid power and general use Ports and stud ends with ISO 261 metric threads and O-ring sealing Part 2: Dimensions, design, test methods and requirements for heavy-duty (S series) stud ends |
| ISO 286-1:2010 | Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 1: Basis of tolerances, deviations and fits |
| ISO 6149-1:2006 | Connections for hydraulic fluid power and general use Ports and stud ends with ISO 261 metric threads and O-ring sealing Part 1: Ports with truncated housing for O-ring seal |
| DIN EN ISO 9974-3:2000-09 | Connections for general use and fluid power - Ports and studs ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 3: Stud ends with metal-to-metal sealing (type B) (ISO 9974-3:1996); German version EN ISO 9974-3:2000 |
| ISO 3304:1985 | Plain end seamless precision steel tubes — Technical conditions for delivery |
| ISO 286-2:2010 | Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts |
| ISO 9227:2017 | Corrosion tests in artificial atmospheres — Salt spray tests |
| ISO 261:1998 | ISO general purpose metric screw threads — General plan |
| ISO 965-1:2013 | ISO general purpose metric screw threads — Tolerances — Part 1: Principles and basic data |
| ISO 228-2:1987 | Pipe threads where pressure-tight joints are not made on the threads Part 2: Verification by means of limit gauges |
| ISO 3601-3:2005 | Fluid power systems O-rings Part 3: Quality acceptance criteria |
| ISO 48:2010 | Rubber, vulcanized or thermoplastic Determination of hardness (hardness between 10 IRHD and 100 IRHD) |
| ISO 1179-2:2013 | Connections for general use and fluid power — Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing — Part 2: Heavy-duty (S series) and light-duty (L series) stud ends with elastomeric sealing (type E) |
| ISO 228-1:2000 | Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation |
| ISO 1179-3:2007 | Connections for general use and fluid power Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing Part 3: Light-duty (L series) stud ends with sealing by O-ring with retaining ring (types G and H) |
| ISO 1127:1992 | Stainless steel tubes Dimensions, tolerances and conventional masses per unit length |
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