SDR or MOP Calculator
How to use the calculator:
Select the External pipe diameter, MRS, C and either the SDR OR a value for the MOP.
If you select the SDR, the MOP is calculated or if you enter a MOP value, the SDR is calculated. When the SDR is calculated the MOP may be recalculated for the this SDR.
Values for the internal pipe diameter and the wall thickness are calculated automatically.