Experiment and Theoretical Investigation on Fatigue Life Prediction of Fracturing Pumpheads Based on a Novel Stress-Field Intensity Approach.

Materials (Basel) · 2022 · PMC9267202 · PMID 35806537

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a decreasing trendno p-value reported

In zone II, the peak stress manifested a decreasing trend.

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an increasing trendno p-value reported

The point at which the relative stress gradient started to manifest an increasing trend was considered as the effective distance.

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