Product Name: ASTM A182 F316L Weld Neck Flanges, High Pressure
Type: Weld Neck Flange
Design Standard: ASME B16.5
Material: ASTM A182 F316L, Stainless Steel
Size: 10 Inch, DN250
Pressure: Class 1500 LB, PN250
Sealing Face: RF, Raised Face
Source: https://www.landeeflange.com/astm-a182-f316l-weld-neck-flanges-asme-b16-5-10-in-cl1500.html