PREN 14399-7 : DRAFT 2015
Current
The latest, up-to-date edition.
HIGH-STRENGTH STRUCTURAL BOLTING ASSEMBLIES FOR PRELOADING - PART 7: SYSTEM HR - COUNTERSUNK HEAD BOLT AND NUT ASSEMBLIES
25-12-2015
European foreword
Introduction
1 Scope
2 Normative references
3 Bolts
4 Nuts
5 Designation of the bolt/nut assemblies
6 Associated washers
7 Functional characteristics of the bolt/nut/washer
assembly
Annex A (normative) - Clamp lengths and grip
lengths
Bibliography
Defines, together with EN 14399-1 and EN 14399-2, the requirements for assemblies of high-strength structural countersunk bolts and nuts of system HR suitable for preloaded joints with thread sizes M12 to M36 and property classes 8.8/8 or 8.8/10 and 10.9/10.
| Committee |
TC 185
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| 15/30332545 DC : 0 | Identical |
| 15/30332545 DC : DRAFT DEC 2015 | Identical |
| 05/30132920 DC : DRAFT APR 2005 | EN 1090-2 - EXECUTION OF STEEL STRUCTURES AND ALUMINIUM STRUCTURES - PART 2: TECHNICAL REQUIREMENTS FOR THE EXECUTION OF STEEL STRUCTURES |
| ISO 272:1982 | Fasteners — Hexagon products — Widths across flats |
| EN 14399-8:2007 | High-strength structural bolting assemblies for preloading - Part 8: System HV - Hexagon fit bolt and nut assemblies |
| 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 14399-3:2015 | High-strength structural bolting assemblies for preloading - Part 3: System HR - Hexagon bolt and nut assemblies |
| ISO 965-5:1998 | ISO general purpose metric screw threads — Tolerances — Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing |
| ISO 4759-1:2000 | Tolerances for fasteners — Part 1: Bolts, screws, studs and nuts — Product grades A, B and C |
| ISO 6157-1:1988 | Fasteners — Surface discontinuities — Part 1: Bolts, screws and studs for general requirements |
| EN 26157-1:1991 | Fasteners - Surface discontinuities - Part 1: Bolts, screws and studs for general requirements (ISO 6157-1:1988) |
| ISO 965-2:1998 | ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality |
| ISO 4032:2012 | Hexagon regular nuts (style 1) — Product grades A and B |
| ISO 3508:1976 | Thread run-outs for fasteners with thread in accordance with ISO 261 and ISO 262 |
| EN ISO 4759-1:2000 | Tolerances for fasteners - Part 1: Bolts, screws, studs and nuts - Product grades A, B and C (ISO 4759-1:2000) |
| EN ISO 3269:2000 | FASTENERS - ACCEPTANCE INSPECTION |
| EN 14399-6:2015 | High-strength structural bolting assemblies for preloading - Part 6: Plain chamfered washers |
| EN 14399-1:2015 | High-strength structural bolting assemblies for preloading - Part 1: General requirements |
| ISO 888:2012 | Fasteners — Bolts, screws and studs — Nominal lengths and thread lengths |
| EN 14399-4:2015 | High-strength structural bolting assemblies for preloading - Part 4: System HV - Hexagon bolt and nut assemblies |
| 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) |
| ISO 261:1998 | ISO general purpose metric screw threads — General plan |
| EN 1090-2:2008+A1:2011 | Execution of steel structures and aluminium structures - Part 2: Technical requirements for steel structures |
| ISO 6157-2:1995 | Fasteners Surface discontinuities Part 2: Nuts |
| EN ISO 6157-2:2004 | Fasteners - Surface discontinuities - Part 2: Nuts (ISO 6157-2:1995) |
| EN ISO 4032:2012 | Hexagon regular nuts (style 1) - Product grades A and B (ISO 4032:2012) |
| EN 14399-5:2015 | High-strength structural bolting assemblies for preloading - Part 5: Plain washers |
| ISO 3269:2000 | Fasteners Acceptance inspection |
| EN 14399-2:2015 | High-strength structural bolting assemblies for preloading - Part 2: Suitability for preloading |
| 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 |
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