The cold rolled shafting is stronger than hot rolled shafting
The hot rolled shafting is stronger than cold rolled shafting
The cold rolled and hot rolled shafting are equally strong
The shafts are not made by rolling process
pitch diameter
inside diameter
outside diameter
height
elastic limit to the working stress
elastic limit to the yield point
endurance limit to the working stress
Young's modulus to the ultimate tensile strength
Yes
No
Unknown
None
rectangular
square
parallel
none of these