Fig. 21From: Effect of welding parameters on the mechanical and metallurgical properties of armor steel weldmentMicrostructure of single bevel welded joint using AWS A 5.18 ER70S-6 filler metal. a Weld metal. b Weld metal at the root pass and HAZ region. c Weld metal zone at the upper pass and HAZ region. d Over-tempering (softening zone) in HAZ zoneBack to article page