DESCRIPTION AND APPLICATIONS For single and multi-layer welding of structural steels, shipbuildings, offshore structures and thick pressure vessels. Good weldability for all range of thickness of plate. Excellent impact properties and crack-resistibility of welded metal. Inactive type flux is not affected by welding parameter, especially suitable for multi-layer welding of thick plate. C Mn Si P S min 0.10 0.80-1.10 0.07 0.030 0.030 Cr Ni Cu max 0.20 0.030 0.20