Drilling EngineeringMud and Cementing
Load to Break Cement Bond Formula
Load to Break Cement Bond calculates load to break cement bond for mud and cementing workflows in drilling engineering.
How engineers use this formula
Use this formula when the listed inputs (S_c, d, H) are known and the assumptions behind the cited mud and cementing relationship match the engineering case being checked.
Assumptions
- Input values are representative for the well, reservoir, fluid, or equipment case being evaluated.
- The declared units match the field-unit constants used in the formula.
- The cited formula applies to the selected petroleum engineering workflow.
Limitations
- The calculation does not replace a full engineering model or operating procedure.
- Accuracy depends on the source correlation, assumptions, input quality, and unit consistency.
Common mistakes
- Mixing unit systems without converting the inputs.
- Using default example values as field recommendations.
- Applying the formula outside the source assumptions.
Default example
Using the default inputs, F equals 8,478,750 lb.
S_cpsi
2500
din
7
Hft
500
Inputs
S_c
psiCement compressive strength
d
inCasing outside diameter
H
ftCement column height
Outputs
F
lb
Load to break cement bond
S_c
psi
Cement compressive strength
d
in
Casing outside diameter
H
ft
Cement column height
Source and review
reviewedLoad to break cement bond - cementing
PetroleumEngineers.Net. Load to break cement bond - cementing.
Source