Product Name: Carbon Steel Blind Flanges
Type: Blind Flange
Design Standard: EN 1092-1
Material: ASTM A105, Carbon Steel
Size: 1-1/2 Inch, DN40
Pressure Rating: PN16, Class 150 LB
Face Type: Raised Face
Source: https://www.landeeflange.com/carbon-steel-blind-flanges-en-1092-1-astm-a105-dn40-pn16.html