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