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Table 1 Transformation of nodal forces in FE fatigue

From: Structural Stress–Fatigue Life Curve Improvement of Spot Welding Based on Quasi-Newton Method

Point 1Point 2Point 3
FE fatigueNASTRAN CBARFE fatigueNASTRAN CBARFE-fatigue
FX1− Z forceFX2Z forceFX1
FY1Y forceFY2− Y forceFY1
FZ1X forceFZ2− X forceFZ1
MX1− Z moment1MX2Z moment2(MX1*t2 + MX2*t1)/(t+ t2)
MY1− Y moment1MY2Y moment2(MY1*t2 + MY2*t1)/(t1+t2)
MZ1X momentMZ2− X moment(MZ1*t2 + MZ2*t1)/(t1 + t2)