Product Name: Carbon Steel Nipoflange
Type: Nipple Flange
Design Standard: ANSI B16.5
Material: ASTM A105N, Forged Carbon Steel
Size: 3 * 1 Inch, DN80*DN25
Pressure Class: Class 1500 LB, PN250
Wall Thickness: SCH 80
End Connection: Butt Weld (BW)
Source: https://www.landeeflange.com/carbon-steel-nipoflange-ansi-b16-5-a105n-3-1-in-cl1500.html