Table 2 Summary of data parameters

Source	Pipe size parameters	Material parameters	Defect parameters	External conditions	P_f
⁷⁷	D; t	UTS; YS	DL; DD; DW	-	√
⁶⁶	D; t; specimen length	UTS; YS	DL; DD; DW	-	√
⁷⁵	D	Material categories	DL; DD; DW	-	√
¹⁰³	D; t	UTS; YS	DL; DD; defect spacing	-	√
⁷⁶	D; t	Material categories	DL; DD	-	√
⁶¹	D; t	UTS; YS	DL; DD; DW; axial defect spacing; circumferential defect spacing	-	√
⁶⁷	t	-	DL; DD	Water depth	√
¹⁰⁴	D; t	UTS	DL; defect spacing	-	√
¹³	D; t	UTS; YS; E	DL; DD; DW	-	√
¹⁰⁵	D; t	UTS	DL; DD	-	√
²⁶	D; t	UTS	DL; DD; DW	-	√
²⁹	D; t	YS	DL; DD; DW	Axial force; bending moment	√
¹⁰⁶	D; t	UTS; YS; material categories	DL; DD; defect shape	-	√
¹⁰⁷	D; t	-	DL; DD	-	√
¹⁰⁸	D; t	UTS; YS	DL; DD	-	√
¹⁰⁹	D; t	UTS; YS	DL; DD	-	√
⁶	D; t	UTS; YS	DL; DD; DW;	-	√
¹⁸	D; t	UTS; YS; E	DL; DD; DW	-	√
³⁴	D; t	UTS; YS; material categories	DL; DD; DW	-	√
³⁵	D; t	UTS; YS; E	DL; DD; DW	-	√
¹¹⁰	D; t	UTS	DL; DD	-	√
⁵⁹	D; t	UTS	DL; DD	-	√
⁷³	t	-	DL; longitudinal defect spacing	-	√
¹¹¹	D; t	UTS; YS	DL; DD	-	√
¹¹²	D; t	UTS; YS	DL; DD; DW	-	√
¹¹³	D; t	Material categories	DL; DD	-	√
⁴²	D; t	UTS; YS	DL; DD	-	√
¹¹⁴	D; t	UTS; YS	DL; DD; circumferential defect spacing	-	√
¹¹⁵	D; t	UTS; YS	DL; DD; longitudinal defect spacing	-	√
¹¹⁶	D; t	-	DL; DD; longitudinal defect spacing	-	√
¹¹⁷	t	-	DL; DD	Hydrogen charging time	√
⁸⁵	D; t	UTS; YS	DL; DD; DW	-	√
¹⁷	D; t	UTS; YS; E	DL; DD; DW	-	√
⁹⁷	D; t	UTS	DL; DD		√

D pipe diameter, t wall thickness, YS yield stress, UTS ultimate tensile stress, DW defect width, DD defect depth, DL defect length, E elastic modulus, P_f burst pressure.

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