Product Name: MSS SP-83 Pipe Union
Standard: MSS SP-83
Material: Carbon Steel ASTM A105N
Size: 1-1/2 Inch, DN40
Pressure: Class 3000 LB
End Connection: Socket Weld
Medium: Steam
Source: https://www.landeepipefitting.com/mss-sp-83-pipe-union-a105n-1-1-2-inch-cl3000-socket-weld.html