FDD Series of Female Pre-Insulating Joint

We uphold a consistent level of professionalism, top quality, credibility and service for Drill Pipe Screen, Steel Casings, Slotted Screen Pipe. We promise to serve every customer with good quality, enthusiastic attitude, excellent team spirit, and professional management level. Market is the foundation of enterprise development and reputation is the guarantee of enterprise survival. Our company will support our friends hand in hand, keep pace with the times and share extraordinary quality with you.

Pipe Insulating Joints are designed in accordance with ASME Pressure Vessel Code, Section VIII, Division 1, unless another recognized code is specified. Each PIJ is designed to be at least as strong as a comparably rated pipeline when subjected to external loads. 

Technical parameters:
Size: DN15 to DN1500
Pressure range: PN1.0 to PN42 Mpa
Service life: same as the service life of pipeline
Applicable medium: oil, gas, water, chemical raw material, ore pulp 

Quality requirement:
Insulating resistance≥6 MΩ at DC 1000V
Insulating intensity: no breakdown or puckering arc for one minute at 2500V 50Hz
Hydraulic test pressure: 1.5 times of designed pressure
Air-tight testing pressure: equivalent to designed pressure
Non-destructive testing: All the butt-welding ends are 100% X ray-detected, other pressure welding seams are 100% magnetic power detected
Bevel end: according to ASME B16.25

OuServing you and satisfying you are our unswerving work goals. Trust us, believe in your choice, we will do better for you.r company continuously innovates the product technology, improves the production process, strictly controls the quality, and continues to provide users with the most high-end products in the field of FDD Series of Female Pre-Insulating Joint. We always adhere to the business philosophy that social value is higher than corporate value, and customer's value is higher than profit. Please really feel no cost to speak to us for enterprise.

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