Mathematics
Fatigue Strength
100%
Welding
78%
Fatigue
75%
Steel
66%
Resistance
58%
Fatigue Life
57%
Microhardness
34%
Fatigue Crack
32%
Crack Initiation
32%
Stress Concentration Factor
30%
Cyclic Loading
29%
Phase Transformation
28%
Crack Propagation
27%
Residual Stress
27%
Cooling
23%
Heating
22%
Fusion
19%
Hardness
18%
Decrease
16%
Tend
13%
Cycle
13%
Curve
11%
Engineering & Materials Science
Resistance welding
71%
Spot welding
68%
Fatigue of materials
38%
Steel
32%
Welds
29%
Dual phase steel
12%
Steel sheet
9%
Unloading
9%
Compressive stress
9%
Phase transitions
9%
Microhardness
9%
Crack initiation
9%
Residual stresses
8%
Crack propagation
7%
Stress concentration
7%
Fusion reactions
7%
Hardness
7%
Heating
6%
Cooling
6%
Chemistry
Fatigue Strength
91%
Resistance
35%
Crack Initiation
28%
Crack Propagation
25%
Residual Stress
24%
Base Material
23%
Microhardness
19%
Shear
17%
Cooling
16%