EN 493 : 1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
FASTENERS - SURFACE DISCONTINUITIES - NUTS
12-01-2013
01-07-2004
Foreword
1 Scope
2 Normative references
3 Types, causes, appearance and limits of surface
discontinuities
4 Inspection and evaluation procedure
Annex A (normative) Widening test on nuts
Annex B (normative) Cone proof load test on nuts
Sets limits for several types of surface discontinuities on nuts of product grades A and B with thread diameters from 5 mm to 39 mm inclusive. Also includes detailed annexes.
| Committee |
TC 185
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| DIN EN 493:1992-07 | Identical |
| BS EN 493:1992 | Identical |
| NS EN 493 : 1ED 1992 | Identical |
| NEN EN 493 : 1993 | Identical |
| NF EN 493 : 1992 | Identical |
| I.S. EN 493:1993 | Identical |
| NBN EN 493 : 1992 | Identical |
| UNE-EN 493:1993 | Identical |
| 02/704463 DC : DRAFT MAR 2002 | PREN 14399-4 - HIGH-STRENGTH STRUCTURAL BOLTING FOR PRELOADING - PART 4: SYSTEM HV - HEXAGON BOLT AND NUT ASSEMBLIES |
| DIN 6915:1999-12 | HEXAGON NUTS WITH LARGE WIDTHS ACROSS FLATS FOR HIGH STRENGTH STRUCTURAL BOLTING |
| BS EN 14218:2003 | Hexagon nuts with flange. Fine pitch thread |
| DIN EN 1664:1998-02 | PREVAILING TORQUE TYPE - ALL-METAL HEXAGON NUTS WITH FLANGE |
| 02/704462 DC : DRAFT MAR 2002 | PREN 14399-3 - HIGH-STRENGTH STRUCTURAL BOLTING FOR PRELOADING - PART 3: SYSTEM HR - HEXAGON BOLT AND NUT ASSEMBLIES |
| DIN EN 1663:1998-02 | PREVAILING TORQUE TYPE HEXAGON NUTS WITH FLANGE (WITH NON-METALLIC INSERT) |
| DIN EN 1667:1998-02 | PREVAILING TORQUE TYPE ALL HEXAGON NUTS WITH FLANGE, WITH METRIC FINE PITCH THREAD |
| BS EN 1664:1998 | Prevailing torque type all-metal hexagon nuts with flange |
| EN 1666:1997 | Prevailing torque type hexagon nuts with flange (with non-metallic insert) with metric fine pitch thread (ISO 12125:1997, modified) |
| DIN EN 1666:1998-02 | PREVAILING TORQUE TYPE HEXAGON NUTS WITH FLANGE (WITH NON-METALLIC INSERT), WITH METRIC FINE PITCH THREAD |
| BS EN 1661:1998 | Hexagon nuts with flange |
| BS EN 1663:1998 | Prevailing torque type hexagon nuts with flange (with non-metallic insert) |
| EN 1664:1997 | Prevailing torque type all-metal hexagon nuts with flange (ISO 7044:1997, modified) |
| EN 1663:1997 | Prevailing torque type hexagon nuts with flange (with non-metallic insert) (ISO 7043:1997, modified) |
| EN 1661:1997 | Hexagon nuts with flange (ISO/DIS 4161:1996, modified) |
| EN 14218:2003 | Hexagon nuts with flange - Fine pitch thread (ISO 10663:1999, modified) |
| EN 1667:1997 | Prevailing torque type all-metal hexagon nuts with flange metric fine pitch thread (ISO 12126:1997, modified) |
| BS EN 1667:1998 | Prevailing torque type all-metal hexagon nuts with flange with metric fine pitch thread |
| BS EN 1666:1998 | Prevailing torque type hexagon nuts with flange (with non-metallic insert) with metric fine pitch thread |
| DIN EN 14218:2003-09 | HEXAGON NUTS WITH FLANGE - FINE PITCH THREAD |
| I.S. EN 1661:1998 | HEXAGON NUTS, WITH FLANGE |
| I.S. EN 14218:2003 | HEXAGON NUTS WITH FLANGE - FINE PITCH THREAD |
| ISO 2320:2015 | Fasteners — Prevailing torque steel nuts — Functional properties |
| EN 20898-2 : 1993 | MECHANICAL PROPERTIES OF FASTENERS - PART 2: NUTS WITH SPECIFIED PROOF LOAD VALUES - COARSE THREAD (ISO 898-2:1992) |
| ISO 898-6:1994 | Mechanical properties of fasteners — Part 6: Nuts with specified proof load values — Fine pitch thread |
| ISO 468:1982 | Surface roughness — Parameters, their values and general rules for specifying requirements |
| ISO 3269:2000 | Fasteners — Acceptance inspection |
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