Failure Assessment for the High-Strength Pipelines with Constant-Depth Circumferential Surface Cracks

Table 4

Tabulated values of h₁ for thin-walled pipes under bending.

n	D/t	θ/π	a/t
			0.1	0.2	0.3	0.4
10	50	0.01	0.8860	2.445	4.673	7.184
		0.08	1.006	3.716	10.06	17.89
	100	0.01	1.103	3.555	8.137	14.81
		0.04	1.230	4.947	14.48	31.52
15	50	0.01	0.9620	2.725	5.410	8.481
		0.08	1.068	4.166	10.81	14.29
	100	0.01	1.209	4.186	9.974	17.32
		0.04	1.349	5.819	17.74	34.93
20	50	0.01	1.077	3.016	6.123	9.777
		0.08	1.177	4.933	12.91	15.43
	100	0.01	1.340	4.824	11.71	20.05
		0.04	1.481	6.936	21.13	38.04