Civil Engineering Reference
In-Depth Information
Acknowledgments
The authors would like to thank Dr. J.O. Milewski of the Materials Science and Technology Division,
MST-6, Los Alamos National Laboratory, and Dr. Milo Kral of the Naval Research Laboratory for their
comments during the preparation of this manuscript.
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Appendix A
Parameters and Physical Quantities
Ac
1
Ac
3
T
M
675.0 C
840.0 C
5020.0
C
p
10
6
m
2
/s
k
25 W/mC
5
10
6
J/m
3
C
5
Welding Parameters for Data Set 1:
Type: bead on plate with reinforced top surface
Weld speed
V
B
: 3.61
3
10
m/s
Average energy input
Q
/
D
: 2.298
10
3
KJ/m
Bead depth below surface: 6.25 mm
Bead width at surface: 19 mm
Plate thickness: 0.0508 m
Power input (
Q
/
D
)
V
B
: 8.271
10
3
W
4
10
Grid spacing:
m
Time interval for passage of discrete volume
elements past a given point:
l
1
2
10
t
l
/
V
B
5.540
s
