Table 3 Results of parameter changes after SSRT test of anchor rods.

From: Multi-scale analysis of stress-corrosion failure and anti-corrosion strategies for anchor bolts in Tashan coal mine

Specimen ID

Strain rate (s-1)

Yield strength

(MPa)

Ultimate tensile strength

(MPa)

Elongation

(%)

Reduction of area(%)

ISCC(%)

SK-3

1 × 10− 3

581.22

731.70

32.91

64.43

–

581.51

743.48

30.93

57.27

575.95

791.38

29.46

61.87

Average

579.56

755.52

31.10

61.19

SR-3

1 × 10− 3

561.67

737.23

26.52

59.87

15.97

545.12

711.64

26.01

58.52

15.60

547.50

716.71

26.07

58.58

15.71

Average

551.43

721.86

26.20

58.99

15.76

SR-5

1 × 10− 5

576.31

737.88

18.58

55.36

41.94

562.80

696.23

18.77

54.86

40.97

531.56

721.05

17.90

58.05

39.40

Average

556.89

718.39

18.42

56.09

40.77

SR-7

1 × 10− 7

526.89

690.77

12.73

47.07

58.37

508.31

669.56

12.42

46.30

59.75

520.48

693.17

12.89

46.07

59.56

Average

518.56

684.50

12.68

46.48

59.23

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