Table 2 Fatigue life of standard 45... | Emerald Publishing

Table 2

Fatigue life of standard 45 steel predicted by different models under two-stage load

Loading mode	σ₁/MPa	σ₂/MPa	n₁/10⁵	n₂/10⁵	Predicted by different models $(\frac{\sum n_{p}}{N_{f}})$
Loading mode	σ₁/MPa	σ₂/MPa	n₁/10⁵	n₂/10⁵	Miner model	The prediction model in GAO Huiying (2016)	Prediction model 1	Prediction model 2
1	331.46	284.4	0.005	4.237	0.8574	0.6777	0.9765	0.9292
2	331.46	284.4	1.250	2.504	0.7508	0.6854	0.8716	0.8495
3	331.46	284.4	2.500	1.683	0.8366	0.8043	0.9320	0.9190
4	331.46	284.4	3.750	0.645	0.8790	0.8720	0.9221	0.9180
5	284.40	331.46	1.250	0.379	1.0080	0.9884	0.9153	1.0524
6	284.40	331.46	2.500	0.389	1.2780	1.2128	1.0719	1.3334
7	284.40	331.46	3.750	0.434	1.6180	1.4769	1.2750	1.6459

Loading mode	σ₁/MPa	σ₂/MPa	n₁/10⁵	n₂/10⁵	Predicted by different models $(\frac{\sum n_{p}}{N_{f}})$
Loading mode	σ₁/MPa	σ₂/MPa	n₁/10⁵	n₂/10⁵	Miner model	The prediction model in GAO Huiying (2016)	Prediction model 1	Prediction model 2
1	331.46	284.4	0.005	4.237	0.8574	0.6777	0.9765	0.9292
2	331.46	284.4	1.250	2.504	0.7508	0.6854	0.8716	0.8495
3	331.46	284.4	2.500	1.683	0.8366	0.8043	0.9320	0.9190
4	331.46	284.4	3.750	0.645	0.8790	0.8720	0.9221	0.9180
5	284.40	331.46	1.250	0.379	1.0080	0.9884	0.9153	1.0524
6	284.40	331.46	2.500	0.389	1.2780	1.2128	1.0719	1.3334
7	284.40	331.46	3.750	0.434	1.6180	1.4769	1.2750	1.6459