NOV Bowen Casing Spear System Calculator helps to determine the overall load rating and mode of failure for the spear, mandrel, grapple, and casing in each application.
The strengths in the instruction manual are based on the Mandrel tensile strength only and does not consider the entire system together.
The strengths in the instruction manual are based on the Mandrel tensile strength only and does not consider the entire system together.
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