Product Name: ASTM A105N Gate Valves, High Pressure
Type: Flanged Gate Valve
Material: Forged Carbon Steel ASTM A105N
Size: DN19, 19 mm, 3/4 Inch
Pressure Rating: PN25
Ends: Flanged, per EN 1092-1 Type B

Source: https://www.landee.cn/astm-a105n-gate-valves-carbon-steel-dn19-pn25-flanged.html