Welding positions Grade NK Welding positions - KSW53G(M2) F,H,V-up,V-down ⅢYMS All,V-down KSW53G(M2) F,H,V-up,V-down Grade - BV Welding positions - -- Grade - - GL Welding positions Grade -- -- CCS Welding positions - - Grade RINA CWB T¨UV Welding positions KS JIS --...