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Steel pipes for buried or submerged pipelines. External polyethylene coating applied by extrusion. Tubi di acciaio impiegati per tubazioni interrate o sommerse. Rivestimento esterno di polietilene applicato per estrusione 。
keyword UNI-9099 Category Anti-coating pipe standards Related products Get a quoteUNI-9099 polyethylene coated anti-corrosion steel pipe
UNI 9099-1989 is an Italian standard that specifies the requirements for external polyethylene coatings applied by extrusion for buried or underwater steel pipes.
Specific details of the standard
Chinese title: Steel pipe buried or underwater pipeline, applied to external polyethylene coating by extrusion.
English Title: Steel pipes for buried or submerged pipelines. External polyethylene coating applied by extrusion. Tubi di acciaio impiegati per tubazioni interrate o sommerse. Rivestimento esterno di polietilene applicato per estrusione 。
Association with other Italian standards
The origin of Italian standardization work dates back to 1921, when the Italian Standardization Association UNI was established. It is the national standardization body of Italy and a standardization organization recognized by the Italian government to develop national standards. There are UNI 3344 standards for the representation of steel grades, and UNI 9177 standards for determining the fire rating of photovoltaic modules. UNI 9099-1989 is a standard for the coating of buried or underwater steel pipes, which jointly constructs the Italian standard system from different fields.
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