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

Source: https://www.landeepipefitting.com/asme-b31-8-insulation-joints-api-5l-x65-8-inches-cl600-lb.html