Mechanical Properties of Steel-FRP Composite Bars under Tensile and Compressive Loading

Table 1

Mechanical properties of steel bar, basalt fibers, and SFCBs.

Material type	Elastic modulus GPa	Yield strength MPa	Ultimate strength MPa	Elongation rate (%)
Steel bar (HRB400)	200	420	580	15
S10-B20	140.03	309.6	541.8	2.5
S10-B30	138.10	302.35	573.45	2.3
20 bundles of basalt fiber	60	—	1670	2.5
30 bundles of basalt fiber	60	—	1500	2.3