Product Name: Type F Flange Insulation Gasket Kit
Type: Type F
Standard: ASME B16.5 (WN-RF-SCH 30)
Materials:
Gasket: G10 + SS 316 + TES
Sleeve: G10
Washer: G10 + ZPS
Size: 8 Inches, DN200
Pressure: Class 150 LB, PN20
Package: Carton Box + Wooden Case
Source: https://www.landeepipefitting.com/type-f-flange-insulation-gasket-kit-g10-8-in-cl150-dn200.html