標準號：ISO 5256-1985
中文標準名稱：地下或水下管路用鋼管和管件 管內外涂瀝青或瀝青油衍生物
英文標準名稱：Steel pipes and fittings for buried or submerged pipe lines; External and internal coating by bitumen or coal tar derived materials
標準類型：H48
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：H48
國際標準分類號：23.040.10;23.040.40
適用范圍：Specifies the coatings suitable for protecting surfaces of steel pipes and fittings, either individually or after assembly, and also the conditions for the application of such protective coatings. Applies to welded and seamless pipes of non-alloy steels used for the conveyance of fluids. The coatings of pipes intended for the transport of potable water and food products shall satisfy the public hygiene criteria of the country of use.