Construction Process Simulation and In Situ Monitoring of Dendritic Structure on Nanjing Niushou Mountain

Table 2

Mechanical properties of stranded wire.

Test items	Technical index	First sample	Second sample	Third sample	Average value
Specified nonproportional extension force Fp0.2 (kN)	≥318	328.42	327.01	326.51	327.3133
Specified nonproportional extension Rp0.2 (MPa)	—	1720	1710	1710	1713.333
Maximum force Fm (kN)	≥353	372.13	370.91	367.52	370.1867
Maximum tensile strength Fm (MPa)	1860–2060	1950	1940	1920	1936.667
Maximum total elongation	≥3.5%	7.0%	7.0%	7.0%	7.0%