Graphical representation of welds, soldering and brazing joints; welding positions, slope, rotation, directives of welding positions on the pipe (examples)— 4 стр.
Welding and allied processes - Joint preparation - Part 2: Submerged arc welding of steels (ISO 9692-2:1998, includes Corrigendum AC:1999); German version EN ISO 9692-2:1998 + AC:1999— 13 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); metalwork— 21 стр.