Specification Of API 5L Pipe Insulation Joint:

Steel insulation joint, internally and externally coated, 100% electrically tested

Design calculations according to ASME

WPS, PQR and WPQ according to ASME IX

Finite element analysis (on request)

Tests: Helium leakage Tests, Water pressure test,Hydro-thermo-bending Tests, Torsional Tests, Hydraulic Fatigue Test, Electrolithic Immersion Test, Tests on coating and lining (test pressure 1.5 x design pressure)

Operating temperature: -29 ° / + 90 °

Pressure:class150,class300,class600,class900,class1500,class2500

Beveled end standard: API 5L.

Performance Parameter of 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 Insulating Joint:

1. Specification: DN15~DN3200

2. Pressure Class: PN1.0~PN42MPa

3. Life Span: Same as line pipes

4. Suitable Medium: Oil, gas, water

5. Working Tempreture: -19° C ~ +70° C

API 5L X52 Pipe Insulation Joint Products Show: