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AS 1065-1988 non-destructive testing - ultrasonic testing of carbon and low alloy steel forgings

Standard Number:  AS 1065-1988
Title:  non-destructive testing - ultrasonic testing of carbon and low alloy steel forgings
Language:  English
Replacing Standard:  DR 86155

Publication Date:  1998/6/17
Status:  Current
International Classification for Standards (ICS)METALLURGY>>Testing of metals>>Non-destructive testing of metals
Publisher:  Australia Standards(AS)
Price:  
Number of Pages:35P.;A4  

Description:Sets out methods for manual ultrasonic testing of carbon and low alloy steel forgings at three recording levels by the use of equivalent reflector sizes. Appendices provide information on probe selection, reflectivity diagrams, testing of curved surfaces  
Catalog:Document Contents
AS 1065-1988 NON-DESTRUCTIVE TESTING - ULTRASONIC TESTING OF CARBON AND LOW ALLOY STEEL F...
PREFACE
CONTENTS
FOREWORD
SECTION 1. SCOPE AND GENERAL
1.1 SCOPE.
1.2 REFERENCED DOCUMENTS.
1.3 DEFINITIONS.
SECTION 2. EQUIPMENT AND CALIBRATION
2.1 GENERAL.
2.2 PRESENTATION.
2.3 ASSESSMENT OF HORIZONTAL AND VERTICAL LINEARITY
2.4 GAIN CONTROL.
2.5 FREQUENCY RANGE.
2.6 PROBES.
2.7 OVERALL SYSTEM GAIN.
2.8 RESOLUTION.
2.9 COUPLANTS.
2.10 CALIBRATION BLOCKS.
2.11 REFERENCE BLOCKS.
SECTION 3. METHODS OF TEST
3.1 GENERAL.
3.2 PREPARATION OF TEST SURFACES.
3.2.1 General requirements.
3.2.2 Additional surface requirements.
3.3 PREPARATION FOR TESTING.
3.3.1 Time base calibration.
3.3.2 Preparation of reference blocks.
3.3.3 Distance amplitude and area amplitude curves
3.4 ATTENUATION.
3.4.1 General.
3.4.2 Determination of suitability for ultrasonic testing
3.5 PROBES.
3.6 METHOD.
3.7 SENSITIVITY.
3.7.1 General.
3.7.2 Scanning sensitivity.
3.7.3 Evaluation and recording sensitivity.
3.7.4 Alternative scanning and evaluation-sensitivities.
3.8 SCANNING REQUIREMENTS.
3.8.1 General.
3.8.2 Cylindrical forgings (longitudinally forged).
3.8.3 Multisided forgings (longitudinally forged).
3.8.4 Square and rectangular forgings (longitudinally forged)
3.8.5 Upset forgings.
3.8.6 Hollow forgings.
3.8.7 Tapered forgings.
3.8.8 Complex forgings.
3.8.9 Bored forgings.
SECTION 4. EVALUATION OF TEST DATA
4.1 ACCEPTANCE CRITERIA.
4.2 INTERPRETATION AND RECORDING OF INDICATIONS
SECTION 5. PRESENTATION OF TEST DATA
5.1 GENERAL.
5.2 RECORD OF TEST.
5.3 TEST REPORT.
APPENDIX A - INFORMATION TO BE SUPPLIED WITH THE ENQUIRY OR ORDER
A1 GENERAL.
A2 TESTING AUTHORITIES.
A3 PRODUCT DESCRIPTION AND IDENTIFICATION.
A4 MANUFACTURING HISTORY.
A5 ANGLE PROBES.
A6 SENSITIVITY REQUIRED.
A7 DEFECT ACCEPTANCE LEVEL.
A8 DEPARTURE FROM THE METHODS SPECIFIED.
A9 TEST REPORT AND RETEST.
APPENDIX B - FACTORS INFLUENCING PROBE SELECTION
B1 GENERAL.
B2 PROBE CHARACTERISTICS.
B2. 1 Frequency.
B2. 2 Beam angle.
B2. 3 Probe types.
APPENDIX C - USES OF REFLECTIVITY (DGS) DIAGRAMS
C1 GUIDANCE ON THE USE OF THE REFLECTIVITY DIAGRAM FOR NORMAL PROBES.
C1.1 General.
C1.2 Relative amplitude.
C1.3 Relative size of discontinuity.
C1.4 Reflector distance.
C1.5 Examples of the use of reflectivity diagrams.
C2 GUIDANCE ON THE USE OF THE REFLECTIVITY DIAGRAM FOR ANGLE PROBES
APPENDIX D - COMPENSATION FOR CONVEX CURVATURE
D1 COMPENSATION FOR CONVEX CURVATURE OF SCANNING SURFACE.
D2 COMPENSATION FOR CONVEX CURVATURE OF BACK WALL.
APPENDIX E - SELECTION OF BEAM ANGLE FOR HOLLOW FORGINGS
APPENDIX F - CLASSIFICATION OF DISCONTINUITIES
APPENDIX G - METHODS FOR SIZING OF DISCONTINUITIES BY THE INTENSITY DROP METHOD
G1 SCOPE.
G2 PRINCIPLE.
G3 METHOD FOR NORMAL PROBES USING 20 dB DROP
G4 METHODS FOR ANGLE PROBES USING 20 dB DROP.
G4.1 Procedure for vertical plane
G4.2 Procedure for horizontal plane
APPENDIX H - METHODS FOR THE DETERMINATION OF ATTENUATION AND TRANSFER LOSSES
H1 SCOPE.
H2 METHOD FOR NORMAL PROBES
H3 METHOD FOR ANGLE PROBES
H4 MEASUREMENT OF ATTENUATION COEFFICIENT.
  
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Tile in English:  non-destructive testing - ultrasonic testing of carbon and low alloy steel forgings

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