Bullet Shaped Female Insulating Joint (FRD)

Our Slotted Casings, Perforated Screen Pipe, Laser Slotted Liner has always maintained a high level and quality, and so far the supply exceeds demand. Product development, brand promotion and enterprise management are always our driving force and direction. We believe with our consistently excellent service you can get the best performance and cost least goods from us for a long term.

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

In order to meet the high standards and strict requirements of customers for product quality, we always insist on strict control of Bullet Shaped Female Insulating Joint (FRD)'s quality. We are willing to advance with the times, and strive to achieve a win-win situation for both of us. Since the creation of our company, we have achieved very good business that have also gained a good reputation with our clients.

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