Chat with our AI personalities
The allowable deviation of diameter (schedule 20 and greater) at any point from nominal diameter is: Under 2": +.015/-.031 2"-12": +/-1%
Assuming the 80 inch is the outside measurement and not the internal bore size. Formula is Circumference = radius squared timed by pi (3.1416) 40 × 40 × 3.1416 = 5026.56 inches
40 meters is greater than 40 cm
40 by 40 feet = 1,600 square feet = 148.64 square meters.
40/8 = 5