BS EN 20898-1:1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Mechanical properties of fasteners Bolts, screws and studs
Hardcopy , PDF
15-10-1999
English
01-04-1992
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Cooperating organizations
National foreword
Foreword
1. Scope and field of application
2. References
3. Designation system
4. Materials
5. Mechanical properties
6. Mechanical properties to be determined
7. Minimum ultimate tensile loads and proofing loads
8. Test methods
9. Marking
Annex
Properties at elevated temperature
Tables
1. System of coordinates
2. Steels
3. Mechanical properties of bolts, screws and studs
4. Key to test programmes
5. Test programmes A and B for acceptance purposes
6. Minimum ultimate tensile loads - ISO metric coarse
pitch thread
7. Proofing loads - ISO metric coarse pitch thread
8. Minimum ultimate tensile loads - ISO metric fine
pitch thread
9. Proofing loads - ISO metric fine pitch thread
10. Hole diameters for wedge loading test
11. Wedge dimensions
12. Values of angle beta
13. Values for H1 and E
14. Marking symbols
15. Identification marks for studs
16. Properties at elevated temperature
Figures
1. Test piece for tensile test
2. Application of proofing load to full-size bolts
3. Wedge loading of full-size bolts
4. Head soundness test
5. Zones of decarburization
6. Hardness measurements for decarburization test
7. Examples of marking on hexagon bolts and screws
8. Examples of marking on hexagon socket head cap screws
9. Marking of stud
10. Left-hand thread marking
11. Alternative left-hand thread marking
National annex NA (informative)
National annex NB (informative)
Bolts, screws and studs with nominal diameters up to and including 39 mm of any triangular ISO thread and made of carbon steel or alloy steel. Not applicable to set screws and similar threaded fasteners.
| Committee |
FME/9
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| EN 20898-1 : 1991 | Identical |
| NBN EN 20898-1 : 1993 | Identical |
| NF EN 20898-1 : 1991 | Identical |
| I.S. EN 20898-1:1991 | Identical |
| UNE-EN 20898-1:1992 | Identical |
| UNI EN 20898-1 : 1991 | Identical |
| DIN EN 20898-1:1992-04 | Identical |
| 96/709826 DC : DRAFT JUL 1996 | ISO/CD 6164-1 - HYDRAULIC FLUID POWER - ONE-PIECE SQUARE-FLANGE CONNECTORS - PART 1: FOUR-SCREW SQUARE-FLANGE CONNECTORS FOR USE AT PRESSURE OF 25MPA (250 BAR) TO 35 MPA (350 BAR), DN 10 TO DN 63 |
| BS 7842:1996 | Bolts, screws and studs with pre-applied thread sealing feature incorporated into the thread |
| BS 7814:1995 | Specification for bolts and screws incorporating either underhead locking or anti-rotation features |
| 96/709825 DC : DRAFT JUL 1996 | ISO/CD 6164-2 - HYDRAULIC FLUID POWER - ONE-PIECE SQUARE-FLANGE CONNECTORS - PART 2: FOUR-SCREW SQUARE-FLANGE CONNECTORS FOR USE AT PRESSURES OF 31,5 MPA (315 BAR) TO 40 MPA (400 BAR), DN 10 TO DN 80 |
| BS EN 26157-3:1992 | Fasteners. Surface discontinuities. Bolts, screws and studs for special requirements |
| BS 7905-1:2001 | Lifting equipment for performance, broadcast and similar applications Specification for the design and manufacture of above stage equipment (excluding trusses and towers) |
| BS 7433-1:1991 | Cross recessed machine screws Specification for pan head screws of product grade A |
| BS PD5500(2015) : 2015 | SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS |
| BS 5950-5:1998 | Structural use of steelwork in building Code of practice for design of cold formed thin gauge sections |
| BS PD5500(2018) : 2018 | SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS |
| BS 5268-2:1996 | Structural use of timber Code of practice for permissible stress design, materials and workmanship |
| BS 6779-1:1998 | Highway parapets for bridges and other structures Specification for vehicle containment parapets of metal construction |
| BS 64:1992 | Specification for normal and high strength steel bolts and nuts for railway rail fishplates |
| BS 7433-2:1991 | Cross recessed machine screws Specification for countersunk flat head screws product grade A and property class 4.8 only |
| BS 7371-2:1993 | Coatings on metal fasteners Specification for torque/clamping force relationship |
| DEFSTAN 95-30/3(2007) : 2007 | FV CONSTRUCTION: AUTO STUD WELDING |
| BS 7795:1995 | Specification for bolts, screws and studs with a pre-applied micro-encapsulated chemical adhesive feature incorporated into the thread |
| BS 7670-1:1993 | Steel nuts and bolts for resistance projection welding. Specification for dimensions and properties |
| BS EN 28839:1992 | Mechanical properties of fasteners. Bolts, screws, studs and nuts made of non-ferrous metals |
| EN 28839:1991 | Mechanical properties of fasteners - Bolts, screws, studs and nuts made of non-ferrous metals (ISO 8839:1986) |
| BS 7371-9:1996 | Coatings on metal fasteners Specification for phosphate or phosphate and oil coatings |
| BS 7433-3:1991 | Cross recessed machine screws Specification for raised countersunk head screws product grade A |
| BS AU 50-2.3:1994 | Tyres and wheels. Wheels and rims Specification for road-wheel nuts, studs and bolts for commercial vehicles |
| BS 7715:1994 | Specification for prevailing torque type bolts, screws and studs with non-metallic prevailing torque elements incorporated into the thread |
| BS EN 20898-7:1995 | Mechanical properties of fasteners Torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm |
| BS EN 26157-1:1992 | Fasteners. Surface discontinuities. Bolts, screws and studs for general requirements |
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