Research Article

Experimental Investigation on Web Crippling Property of High-Strength Cold-Formed (HSCF) Rectangular Steel Tube

Table 3

Ultimate capacities validation of finite element models.

SpecimenPcr (kN)PFEA (kN)Error (%)PcrRE (kN)PcrRE/Pcr

RE100 × 500 − EOF − B50165.1166.30.73165.21.00
RE100 × 500 − EOF − B100249.4250.80.56247.70.99
RE100 × 500 − EOF − B150330.0331.50.45330.21.00
RE150 × 500 − EOF − B50102.2103.10.88112.61.10
RE150 × 500 − EOF − B100137.5139.81.70142.51.04
RE150 × 500 − EOF − B150173.8176.61.60172.30.99
RE200 × 500 − EOF − B50127.8128.90.86124.70.98
RE200 × 500 − EOF − B100152.8155.41.70166.71.09
RE200 × 500 − EOF − B150209.8215.32.60208.70.99

RE100 × 800 − IOF − B50254.9255.60.27257.01.01
RE100 × 800 − IOF − B100324.7326.10.43326.01.00
RE100 × 800 − IOF − B150399.0400.50.38395.00.99
RE150 × 800 − IOF − B50281.6283.10.55283.01.00
RE150 × 800 − IOF − B100379.0380.70.44378.01.00
RE150 × 800 − IOF − B150472.4476.30.82473.01.00
RE200 × 800 − IOF − B50243.7250.12.64225.00.92
RE200 × 800 − IOF − B100261.8267.32.11262.01.00
RE200 × 800 − IOF − B150291.0296.82.01299.01.03

RE100 × 500 − ETF − B50157.8158.60.51160.11.01
RE100 × 500 − ETF − B100248.8250.70.76248.61.00
RE100 × 500 − ETF − B150342.0343.40.41337.10.99
RE150 × 500 − ETF − B5099.099.20.20min101.91.03
RE150 × 500 − ETF − B100131.2133.11.45132.11.01
RE150 × 500 − ETF − B150167.0169.61.56162.40.97
RE200 × 500 − ETF − B50129.3131.81.93118.10.91min
RE200 × 500 − ETF − B100165.3168.51.94164.61.00
RE200 × 500 − ETF − B150213.2220.13.24max211.10.99

RE100 × 800 − ITF − B50267.9268.70.30274.01.02
RE100 × 800 − ITF − B100329.0332.91.19338.01.03
RE100 × 800 − ITF − B150417.0422.41.29402.00.96
RE150 × 800 − ITF − B50230.6231.10.22230.11.00
RE150 × 800 − ITF − B100231.1233.81.17257.01.11
RE150 × 800 − ITF − B150270.9274.71.40270.41.00
RE200 × 800 − ITF − B50278.0280.20.79259.50.93
RE200 × 800 − ITF − B100232.5235.91.46309.01.33max
RE200 × 800 − ITF − B150359.0366.52.09358.51.00