Corrosion of metals; probability of corrosion of metallic materials when subject to corrosion from the outside; buried and underwater pipelines and structural components— 12 стр.
Stop valves for domestic water supply - Part 1: General requirements and tests for manually operated piston type gate valves of special design, gate valves and diaphragm valves, Technical rule of the DVGW— 14 стр.
External organic coatings for the corrosion protection of buried and immersed pipelines for continuous operating temperatures up to 50 °C - Tapes and shrinkable materials— 9 стр.
