工业:阀杆 similar***equivalent specification cda astm sae ams federal military other
c69430 |
b371 b371m |
cu%1
pb%
zn%
fe%
si%
as%
|
|||||||||||
80.00- 83.00 |
0.30 |
rem. |
0.20 |
3.50- 4.50 |
0.03- 0.06 |
machinability
copper alloy uns no.
machinability rating
density (lb/in3 at 68 °f)
c69430 | 30 | 0.260 |
80 | 550 | 40 | 276 | 15 | 95 |
physical properties
us customary
metric
physical properties provided by cda | |||||||||||
melting point - liquidus | 1685 °f | 918 °c | |||||||||
melting point - solidus | 1510 °f | 821 °c | |||||||||
density | 0.26 lb/in3 at 68 °f | 7.19 gm/cm3 at 20 °c | |||||||||
specific gravity | 7.19 | 7.19 | |||||||||
electrical conductivity | 6.2% iacs at 68 °f | 0.04 megasiemens/cm at 20 °c | |||||||||
thermal conductivity | 15 btu/sq ft/ft hr/°f at 68 °f | 25.98 w/m at 20 °c | |||||||||
coefficient of thermal expansion 68-572 | 11.2 · 10-6 per °f (68-572 °f) | 19.3 · 10-6 per °c (20-300 °c) | |||||||||
specific heat capacity | 0.09 btu/lb/°f at 68 °f | 377.1 j/kg at 20 °c | |||||||||
modulus of elasticity in tension | 16000 ksi | 110310 mpa |