Product Name: Carbon Steel Reducing Bushing
Type: Reducing Bushing
Design Standard: ASME B16.11
Material: ASTM A105, Forged Carbon Steel
Size: 1 * 1/2 Inch, DN25*DN15
Ends: NPT Threaded
Source: https://www.landeepipefitting.com/carbon-steel-reducing-bushing-asme-b16-11-a105-1-1-2-in.html