Sep 16, 2025 Leave a message

ASME B31.8 Insulation Joints, API 5L X65, 8 Inches, CL600 LB

API 5L X65 Insulated Joint‌ is a key pressure component in buried steel pipeline cathodic protection systems, mainly used to isolate electrochemical corrosion in pipelines. It is suitable for transportation pipelines conveying oil, gas, water, chemical raw materials, and other media.

The joint is composed of components such as assemblies, insulation plates, fillers, sealing rings, etc. It adopts an integrated structure (upper/lower pipes, sleeves, insulation components, and sealing elements) and a double-seal design (DSGS patented technology), combining sealing performance with pressure-bearing capability.

 

Specification

Product Name: API 5L Grade X65 Insulation Joint
Design Standard: ASME B31.8, ASME B31.4
Steel Material: API 5L Grade X65, Carbon Steel
Size: 8 Inch, DN200
Pressure Rating: Class 600 LB, PN100
Wall Thickness: 12.7 mm
Design Pressure: Max. 90 bar
Medium: Gas & Oil
Temperature Range: -20°C to +50°C

 

asme-b31-8-insulation-joints-api-5l-x65

Contact us for ‌API 5L X65 Insulated Joint‌:pipes@gneetube.com

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