Performance Parameter of Monolithic Insulating Joint
1. Insulating Property: 2500V test insulating resistant≥ 200MΩ
2. Hydrostatic test: 1.5 times pressure
3. Air-tight test: Equal pressure
4. Non-destructive test: 100% radiographic inspection for all joint according to JB 4730-94; Other weld seam by 100% magnaflux inspection
5. Beval: Accordng to API 5L

Technical Features of Monolithic Insulating Joint
1. Specification: DN15~DN1200
2. Pressure Class: PN1.0~PN20MPa
3. Life Span: Same as line pipes
4. Suitable Medium: Oil, gas, water
5. Working Tempreture: -19 degree centigrade~ +70degree centigrade