Table 3 Mechanical properties of two steels under 10 MPa N2 and H2

From: Interfacial engineering of inclusions for synergistic toughening and hydrogen embrittlement resistance in high-strength pipeline steels

Specimen

YS/MPa

UTS/MPa

δ0/%

IHE/%

TM-N

519.1 ± 10.9

592.9 ± 7.4

18.2 ± 0.3

15.9

TM-H

516.4 ± 10.5

599.2 ± 5.7

15.3 ± 0.6

 

TMA-N

574.3 ± 11.3

643.6 ± 8.3

18.0 ± 1.0

6.1

TMA-H

555.8 ± 7.4

625.3 ± 6.5

16.9 ± 0.5

 
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