Covers environmental cracking problems of carbon steel equipment in amine units. Gives guidelines for construction materials, fabrication, inspection and repair to give safe reliable operation. Coverage includes: problems in amine units; weld hardness control; socket-welded connections; reinspection of repaired equipment; equipment and piping requiring examination; wet fluorescent magnetic particle testing; repair of damaged equipment; post-weld heat treatment of undamaged or repaired equipment; dye penetrant testing. Also gives detailed appendices and diagrams.