Product Name: ASTM A182 F316L Slip-On Flange
Type: Slip-On (SO) Flange
Design Standard: ASME B16.5
Material: ASTM A182 F316L, Stainless Steel
Size: 3 Inch, DN80
Pressure Rating: Class 150 LB, PN20
Sealing Facing: Raised Face
Source: https://www.landeeflange.com/astm-a182-f316l-slip-on-flange-asme-b16-5-3-in-cl150-rf.html