Dec 31, 2005 #1 RE52 Materials Dec 29, 2005 13 IR in addition for former questions our standard is API650 and shell thk. in first shell is 20mm and preheat temp. which is mention in WPS 30'c .
in addition for former questions our standard is API650 and shell thk. in first shell is 20mm and preheat temp. which is mention in WPS 30'c .