BS 3846:1970
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Methods for calibration and grading of extensometers for testing of metals
Hardcopy , PDF
15-12-1995
English
17-12-1970
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Co-operating organizations
Foreword
Methods
1 General
1.1 Scope
1.2 Definitions
2 Description of methods
2.1 Introduction
2.2 Calibration by means of a calibrating rig
2.3 Calibration by means of elastic devices
3 Calibration procedures
3.1 General
3.2 Accuracy of gauge length
3.3 Procedure using a calibrating rig
3.4 Procedure using elastic devices
3.5 Assessment of calibration
3.6 Grading
3.7 Record of results
3.8 Certificate of calibration
4 Requirements for calibration devices
4.1 Introduction
4.2 Calibrating rigs
4.3 Calibrated test pieces
5 Notes and recommendations
5.1 Notes and recommendations
Tables
1 Grading of extensometers
2 Limitation of grading
3 Example of grading
Figures
1 Measurement by interferometry
2 Measurement with slip gauges
3 Measurement with micrometer screw
Definitions, calibration devices and procedures for grading in terms of accuracy and repeatability. Recommendations on extensometer construction and use of calibrating equipment.
| Committee |
ISE/101
|
| DocumentType |
Standard
|
| Pages |
28
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO 9513:2012 | Similar to |
| BS 1881-5:1970 | Testing concrete Methods of testing hardened concrete for other than strength |
| ISO/TTA 5:2007 | Code of practice for creep/fatigue testing of cracked components |
| BS 6888:1988 | Methods for calibration of bonded electrical resistance strain gauges |
| BS 3688-1:1963 | Methods for mechanical testing of metals at elevated temperatures. Tensile testing |
| BS 4A 4-1.2:1967 | Specification for test pieces and test methods for metallic materials. Tensile tests Tensile tests - elevated temperature. Metric units |
| BS 4994:1987 | Specification for design and construction of vessels and tanks in reinforced plastics |
| BS 6729:1987 | Method for determination of the dynamic fracture toughness of metallic materials |
| BS 6464:1984 | Specification for reinforced plastics pipes, fittings and joints for process plants |
| BS 4A 4-1.3:1967 | Specification for test pieces and test methods for metallic materials. Tensile tests Uninterrupted creep and rupture tests. Metric units |
| BS 4A 4:1966 | Test pieces and test methods for metallic materials for aircraft. Metric units |
| BS 7270:1990 | Method for constant amplitude strain controlled fatigue testing |
| BS 5214-2:1978 | Specification for testing machines for rubbers and plastics Constant rate of force application machines |
| BS DD86-2(1984) : 1984 | DAMP-PROOF COURSES - METHOD OF TEST FOR CREEP DEFORMATION |
| BS 7448-4:1997 | Fracture mechanics toughness tests Method for determination of fracture resistance curves and initiation values for stable crack extension in metallic materials |
| BS 970-2:1988 | Specification for wrought steels for mechanical and allied engineering purposes Requirements for steels for the manufacture of hot formed springs |
| BS 3688-1:1963 | Methods for mechanical testing of metals at elevated temperatures. Tensile testing |
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