Instructions for laying steel pipes with welded joints

Laying instructions

These pipe-laying instructions contain information about laying and field-coating steel pipes with welded joints. They supplement the generally accepted technical rules in force, e.g. EN 805 and DVGW Worksheet W 400 for water pipelines and EN 12007 and EN 1594 with DVGW Technical Rules G 462 and G 463 for gas pipelines.