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AS 2331.1.3-2001 methods of test for metallic and related coatings - local thickness tests - magnetic method

Standard Number:  AS 2331.1.3-2001
Title:  methods of test for metallic and related coatings - local thickness tests - magnetic method
Language:  English
Publication Date:  2001/6/19
Status:  Current
International Classification for Standards (ICS)MANUFACTURING ENGINEERING>>Surface treatment and coating>>Metallic coatings
Publisher:  Australia Standards(AS)
Price:  
Number of Pages:13P.;A4  

Description:Specifies a method of using coating thickness instruments of the magnetic type for non-destructive measurements of the thickness of non-magnetic coatings (including vitreous and porcelain enamel coatings) on magnetic basis metals.  
Catalog:Document Contents
AS 2331.1.3-2001 METHODS OF TEST FOR METALLIC AND RELATED COATINGS - LOCAL THICKNESS TEST...
PREFACE
METHOD
1 SCOPE
2 REFERENCED DOCUMENTS
3 DEFINITIONS
3.1 Reference area
4 PRINCIPLE
5 CALIBRATION OF INSTRUMENTS
5.1 General
5.2 Calibration standards
5.2.1 General
5.2.2 Calibration foils
5.2.3 Coated standards
5.3 Verification
6 PROCEDURE
6.1 General
6.2 Basis metal thickness
6.3 Edge effects
6.4 Curvature
6.5 Number of readings
6.6 Direction of mechanical working
6.7 Residual magnetism
6.8 Surface cleanliness
6.9 Lead coatings
6.10 Techniques
6.11 Positioning of the probe
7 ACCURACY REQUIREMENT
8 REPORT
APPENDIX A - FACTORS AFFECTING THE MEASURING ACCURACY
A1 GENERAL
A2 COATING THICKNESS
A3 MAGNETIC PROPERTIES OF THE BASIS METAL
A4 BASIS METAL THICKNESS
A5 EDGE EFFECTS
A6 CURVATURE
A7 SURFACE ROUGHNESS
A8 DIRECTION OF MECHANICAL WORKING OF THE BASIS METAL
A9 RESIDUAL MAGNETISM
A10 MAGNETIC FIELDS
A11 FOREIGN PARTICLES
A12 THE PRESENCE OF AN IRON-RICH LAYER IN VITREOUS OR PORCELAIN ENAMELS
A13 CONDUCTIVITY OF COATING
A14 PROBE PRESSURE
A15 PROBE ORIENTATION
  
File Format:  PDF(Acrobat Reader) or Word version doc Document
File Size:  362KB
Tile in English:  methods of test for metallic and related coatings - local thickness tests - magnetic method

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