外荷载F/N | 弯头1 | 弯头2 | 弯头3 | 弯头4 | ||||||||
实验/MPa | 式(1) /MPa | 式(4) /MPa | 实验/MPa | 式(1) /MPa | 式(4) /MPa | 实验/MPa | 式(1) /MPa | 式(4) /MPa | 实验/MPa | 式(1) /MPa | 式(4) /MPa | |
150.0 | 49.55 | 48.81 | 54.82 | 59.74 | 42.63 | 51.46 | 46.09 | 40.59 | 49.01 | 16.94 | 14.16 | 16.43 |
175.0 | 57.63 | 54.05 | 61.06 | 69.56 | 51.92 | 63.24 | 52.44 | 44.43 | 54.12 | 21.57 | 17.34 | 20.26 |
200.0 | 65.57 | 59.29 | 67.32 | 78.92 | 61.20 | 75.17 | 59.31 | 48.26 | 59.26 | 24.84 | 20.77 | 24.42 |
225.0 | 73.89 | 64.53 | 73.62 | 88.30 | 71.42 | 88.36 | 66.02 | 52.47 | 64.92 | 28.49 | 24.20 | 28.63 |
250.0 | 81.92 | 69.76 | 79.95 | 98.29 | 81.64 | 101.7 | 74.01 | 56.70 | 70.61 | 32.10 | 28.18 | 33.52 |