Product Name: API 5L Grade B Insulation Joint, Carbon Steel
Type: Insulation Flange, Joint with Jumper Cable
Pipe Joint Material: API 5L Grade B
Flange Material: ASTM A105
Size: 6 Inch, DN150
Pressure Rating: Class 600 LB, PN100
Application: Cathodic Protection, Pipeline Electrical Isolation Systems
Source: https://www.landeepipefitting.com/api-5l-grade-b-insulation-joints-carbon-steel-6-in-600-lb.html