Specifies requirements for round, square and rectangular seamless copper and copper alloy tubes for general engineering purposes. Chemical composition, mechanical and other properties, and manufacturing tolerances are specified.
Table of contents
Header
About this publication
PREFACE
1 SCOPE
2 REFERENCED DOCUMENTS
3 DESIGNATION
4 FORM AND TEMPER OF TUBES
4.1 Form
4.2 Temper
5 CHEMICAL COMPOSITION
5.1 General
5.2 Chemical analysis
6 FREEDOM FROM DEFECTS
7 DIMENSIONAL TOLERANCE REQUIREMENTS FOR ROUND TUBE
7.1 Mean outside diameter
7.2 Out-of-roundness
7.3 Wall thickness
7.4 Length
7.5 Squareness of cut ends
8 SELECTION AND PREPARATION OF TEST SAMPLES (not applicable to non-destructive tests)
8.1 Selection
8.2 Test pieces
9 MECHANICAL TESTS
9.1 Hardness test
9.2 Tensile test
9.3 Flattening test (applicable to round tube only)
9.4 Drifting test (applicable to round tube only)
10 NON-DESTRUCTIVE TESTS
10.1 Eddy-current test (applicable to round tube only)
10.2 Hydrostatic test (applicable to round tube only)
10.3 Pneumatic test
11 ELECTRICAL RESISTIVITY (applicable to alloy C11000 only)
12 GRAIN SIZE (applicable to O and ¼H tempers only)
13 STRESS CRACKING TESTS
13.1 Mercurous nitrate test (not applicable to alloys C11000 and C12200)
13.2 Ammonia vapour cracking test (applicable to alloys C26130 and C68700 in the O and ¼H tempers only)
