45 deg elbow type: weld on 45 deg elbow, Material: ASTM SA-234 Grade B, Dimensions conform to ASME B16.9, Nominal Pipe Size: 3 ½ inch, Outside Diameter: 4 inch, Inside Diameter: 3.55 inch, Wall Thickness: 0.226 inch, Center to Center A: 2.25 inch, Approx Weight: 3.4 LBS
Click here for a downloadable and printable specification sheet on carbon steel 45 degree butt weld elbows