This standard is included in DIN Handbook 143, 286/3. Specifies the requirements and test methods for zinc coatings with protective covering applied by spraying in the manufacturer's works for underground ductile cast iron pipes in accordance with DIN 28600 or DIN 19690 of use at constant operating pipes in accordance with DIN 28600 or DIN 19690 of use at constant operating temperatures up to 50 degree C.