SDR - 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.


By using the calculator, you acknowledge and agree to the terms of the disclaimer.

Enter values
External pipe diameter
Minimum Required Strength (MRS)
Factor of Safety (C)
Standard Dimension Ratio (SDR)
Internal diameter
Wall Thickness
Maximum Operating Pressure (MOP)
Created Thursday 07 February 2013