4 CRFCAW process in various positions for advanced welding techniques. Prerequisite(s):WLD 206 , WLD 230 , WLD 242 , and WLD 252 all with a C- or better or Instructor permission. Completion Of or Concurrent Enrollment In:WLD 213 , WLD 220 and WLD 254 all with a C- or better or concurrent enrollment in WLD 213 , WLD 220 and WLD 254 OR Instructor permission.