BS 4449:1988
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Hardcopy , PDF
15-05-1997
English
31-05-1988
Foreword
Committees responsible
Specification
1 Scope
2 Definitions
3 Sizes
4 Cross-sectional area and mass
5 Length
6 Steelmaking process
7 Chemical composition
8 Bond classification of deformed bars
9 Routine inspection and testing
10 Mechanical properties
11 Fatigue properties of deformed bar
12 Retests
13 Verification of characteristic strength
14 Marking
Appendices
A Determination of the effective cross-sectional area
of deformed bars
B Bond classification of deformed bars (bond test)
C Inspection, testing and certification
D Method of test for fatigue properties of deformed
bars
E Tensile test multiplying factors
F Recommended formulae for calculating projected rib
areas
G Information to be supplied by the purchaser
Tables
1 Preferred nominal sizes
2 Cross-sectional area and mass
3 Tolerance on mass
4 Chemical composition of steel grades: cast analysis
5 Maximum carbon equivalent values: cast analysis
6 Maximum deviations in chemical composition on
product analysis
7 Tensile properties
8 Percentage total strain
9 Bend test formers
10 Rebend test formers
11 Acceptability index (k) as a function of the number
(n) of the test results (for a reliable failure
rate of 5% (pass = 0.95) at a probability of 90%
(1-alpha = 0.90))
12 Test stress ranges for nominal bar sizes
Figure
1 Typical mould for bond performance testing
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