... for oil, city gas, nature gas, LNG, LPG, etc.Ø Size: 1” to 60”Ø Matching pipeline: API 5L Gr. B, X42, X52 ... Ø Working Temperature: --20°C-120°CØ Standard Testing: * Hydrostatic test: 1.5 times MOP (Max. Operation Pressure).* Electrical Resistance: >= 20Mohm @ 1000v ... air at 25 oC * Dielectrical voltage: >= 3.5kv AC 50Hz (1 minute) (Can be 5kv as per request) Ordering Information:Please specify ...