8 0 5 MB
AASHTO/AWS D1.5M/D1.5:2015 An American National Standard
Bridge Welding Code
American Association of State Highway and Transportation Officials
4 (a) b (1 a/S) S
4 (a) b (1 a/S) S
(Mn + Si) (Cr + Mo + V) (Ni + Cu) 6 5 15
Voltage 0.06 Heat Input Amperage (kJ/mm) Travel Speed (mm/minute) Voltage 0.06 Heat Input Amperage (kJ/in) Travel Speed (in/minute)
wn R n t n 2 sin 2
R n 0 and tn t n
(Mn + Si) (Cr + Mo + V) (Ni + Cu) 6 5 15
(Mn + Si) (Cr + Mo + V) (Ni + Cu) 6 5 15
Si Mn Cu Ni Cr Mo V 5B 30 20 20 60 20 15 10
a
P cm
Si Mn Cu Ni Cr Mo V P cm C + 5B 30 20 20 60 20 15 10
F L i Lo Ug Lo