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About this publication
PREFACE
1 SCOPE AND GENERAL
1.1 SCOPE
1.2 REFERENCED DOCUMENTS
1.3 DEFINITIONS
1.4 DESIGNATION
1.4.1 General
1.4.2 Alloy designation
1.4.3 Temper designation
1.5 CLASSIFICATION OF HOLLOW EXTRUDED SHAPES
1.6 ROUNDING OF TEST RESULTS VALUES
1.6.1 General
1.6.2 Measured dimensions
1.6.3 Tensile test results
1.7 MARKING
1.8 TRACEABILITY
2 MANUFACTURING REQUIREMENTS
2.1 SCOPE
2.2 CHEMICAL COMPOSITION
2.2.1 General
2.2.2 Chemical analysis
2.3 SURFACE FINISH
2.4 FREEDOM FROM DEFECTS
2.5 MECHANICAL PROPERTIES
2.6 MANUFACTURING TOLERANCES
3 MECHANICAL TESTING REQUIREMENTS
3.1 SCOPE
3.2 SAMPLING FOR MECHANICAL TESTING
3.3 LOCATION AND PREPARATION OF TENSILE TEST PIECES
3.3.1 General
3.3.2 Rod and bar
3.3.3 Shapes
3.3.4 Tubular products
3.4 TENSILE TEST
3.5 RETESTING
4 MANUFACTURING TOLERANCES
4.1 SCOPE
4.2 DIAMETER TOLERANCES FOR EXTRUDED MACHINING ROD (ALLOYS 2011 AND 6262 ONLY)
4.3 DISTANCE-ACROSS-FLATS TOLERANCES FOR EXTRUDED MACHINING HEXAGONAL BAR (ALLOYS 2011 AND 6262 ONLY)
4.4 DIAMETER, WIDTH AND DEPTH TOLERANCES FOR CLASS A HOLLOW SHAPES
4.5 WALL THICKNESS TOLERANCES FOR CLASS A HOLLOW SHAPES
4.6 CROSS-SECTIONAL TOLERANCES FOR ROD, BAR, SOLID SHAPES AND CLASS B, C AND D HOLLOW SHAPES
4.6.1 General
4.6.2 Examples illustrating the use of Table 4.6
4.7 LENGTH TOLERANCES
4.8 TWIST TOLERANCES
4.8.1 General
4.8.2 Conversion of twist tolerance to a linear value
4.9 STRAIGHTNESS TOLERANCES
4.10 FLATNESS (FLAT SURFACE) TOLERANCES
4.11 TOTAL TRANSVERSE FLATNESS TOLERANCES
4.12 ANGULARITY TOLERANCES
4.13 CONTOUR TOLERANCES
4.14 CORNER AND FILLET RADII TOLERANCES
4.15 SQUARENESS-OF-CUT-ENDS TOLERANCE
5 YACHT MASTS
5.1 SCOPE
5.2 CROSS-SECTIONAL DIMENSION TOLERANCES
5.3 TWIST TOLERANCES
Appendix A
A.1 GENERAL
A.2 INFORMATION TO BE SUPPLIED BY THE PURCHASER
A.3 TEST REQUIREMENTS
A.3.1 Tensile test
A.3.2 Independent tests
A.4 SURFACE FINISH
APPENDIX B
Amendment control sheet
AS 1866:1997
Amendment No. 1 (2024)
Revised text amendment
