PSI - Issue 42

Aleksander Omholt Myhre et al. / Procedia Structural Integrity 42 (2022) 935–942 Author name / Structural Integrity Procedia 00 (2019) 000 – 000

939

5

Figure 4: Embrittlement index values versus position for all the materials tested.

Table 2: Summary of the tensile properties from all the tensile tests performed on the base metals

RA [%] EI [%]

Position Material Condition

max [MPa]

max,H / max,a

red [%]

f

Air CP Air

530 510 584 565 569 576 565 565 594 576 555 536 590 569 604 569 633 607 546 527 598 585 629 611 610 584

26.3 16.1 21.0 17.1 12.8 25.9 21.7 16.9 24.9 18.6 27.5 22.2 18.7 15.1 25.3 16.0 20.9 16.2 27.7 21.6 24.0 17.6 19.1 15.1 19.5 17.4

74.0 32.0 77.0 67.0 29.0 85.0 84.0 49.0 76.0 37.0 83.0 57.0 82.0 37.0 79.0 38.0 84.0 59.0 83.0 46.0 78.0 41.0 62.0 31.0 80.0 59.0

Mat-A

0.96

56.8

61.4

0.97

62.3

61.0

Mat-B

Air-SS

CP Air

1.01

56.7

74.9

2

0.98

42.4

65.3

Air-SS

Mat-C

CP Air CP Air CP Air CP Air CP Air CP Air CP Air CP Air CP Air CP

1.00

41.7

78.0

Mat-D

0.97

51.3

74.7

Mat-A

0.97

31.3

80.7

Mat-B

0.96

54.9

80.7

3

Mat-C

0.94

51.9

63.2

Mat-D

0.96

29.8

77.5

Mat-A

0.97

44.6

78.0

Mat-B

0.98

47.4

73.3

5

Mat-C

0.97

50.0

79.1

Mat-D

0.96

26.3

89.2

Fracture surface images from top and lateral view of the post-mortem surface investigation from the tests in both air