Standard Specification for General Requirements for Wrought Copper and Copper-Alloy Rod, Bar, Shapes and Forgings
Importancia y uso:
12.1 For the purpose of determining compliance with the specified limits for requirements of the properties listed in the following table and for dimensional tolerances, an observed value or a calculated value shall be rounded as indicated in accordance with the rounding method of Practice E29.
Property
Rounded Unit for Observed or
Calculated Value
Chemical composition
Hardness
nearest unit in the last right-hand
Electrical resistivity
significant digit used in expressing the
Electrical conductivity
limiting value
Tensile strength
nearest ksi [5 MPa]
Yield strength
Elongation:
nearest 1 %
Grain size:
Under 0.060 mm
nearest multiple of 0.005 mm
0.060 mm and over
nearest 0.01 mm
Subcomité:
B05.02
Referida por:
B0301_B0301M-13R20, B0455_B0455M-20, B0139_B0139M-12R24, B0411_B0411M-14R19, B0098_B0098M-13R19, B0441-22, B0150_B0150M-19, B0151_B0151M-20, B0981_B0981M-19, B0927_B0927M-23, B0016_B0016M-24, B0950-23, B0974_B0974M-16R21, B0570-22, B0967_B0967M-18R23, B0021_B0021M-20, B0453_B0453M-19, B0196_B0196M-24, B0138_B0138M-11R24, B0371_B0371M-19, B0870-21, B0929-23, B0140_B0140M-22, B0124_B0124M-20, B0283_B0283M-24, B0187_B0187M-20
Volúmen:
02.01
Número ICS:
77.150.30 (Copper products)
Palabras clave:
bar, general requirements; bar, rod, shapes, general requirements; rod, general requirements; shape, general requirements;
$ 1,189
Norma
B249/B249M
Versión
23
Estatus
Active
Clasificación
Specification
Fecha aprobación
2023-10-01
