9 15/16"
11 1/4"
90 degree angle rolled on a 45
pipe size(inch)x38.1
1/2 inch
39in.
2 inches
1-13/16"= The tangent of half the degree X the radius of the elbow.
If you mean 8"- 45 degree el... Then the take off is 8 times .625 / nps x 5/8 ...the answer is 5.
Fitting take off is looking at plans and seeing how many valves ,tees ,and other fittings are needed for the proper installation
Fitting take off is looking at plans and seeing how many valves ,tees ,and other fittings are needed for the proper installation
this app help you: "Miter Flat Pattern Design" in play.google.com
The take-off for a standard radius 90 is one and one half the diameter of the pipe. Example: 6 inch 90 has a take- off of 9 inches. The take-off for short radius 90 would be the dia. of the pipe. Long radius 90 is 2 times the pipe diameter.