Part 255 Welding Of Steel in Pipelines

255.221

Scope

255.225

Qualification of welding procedures

255.227

Qualification of welders

255.229

Limitations on welders

255.230

Quality assurance program

255.231

Protection from weather

255.233

Miter joints

255.235

Preparation for welding

255.237

Preheating (removed)

255.239

Stress relieving (removed)

255.241

Inspection and test of welds

255.243

Nondestructive testing - Pipeline to operate at 125 PSIG (862 kPa) or more

255.244

Welding inspector

255.245

Repair or removal of defects