Axial compressive behavior of basalt and polyacrylonitrile fibers

The axial compressive strength behavior of BF- and PANF-reinforced LWAC specimens subjected to freeze-thaw cycles was researched, including the axial compressive …

Research on the Mechanical and Physical Properties of Basalt …

It can be seen that with an increase in the basalt fiber content, there is an increase and then a decrease in the axial compressive strength. The axial compressive strength of the pervious …

21. MECHANICAL PROPERTIES OF BASALT CORES …

axial-compressive strength and drilling rate for basalts from DSDP Hole 504B. Given the small supply of start-ing material, the availability of apparatus for unsched-uled testing, and but little …

Basic Mechanical Properties of Basalt Fiber Reinforced Recycled

The compressive strength, splitting tensile strength, elastic modulus and axial compressive strength of basalt fiber recycled concrete have carried on the experimental study …

Axial compressive behavior of concrete columns strengthened …

The aim of this study is to evaluate the axial compressive behavior of concrete columns strengthened with basalt fiber-reinforced polymer (BFRP) grids. A total of 27 concrete …

Axial compressive behavior of ultra-high performance concrete …

The axial compressive performance of UHPC confined by high-strength transverse reinforcements was studied from two aspects of experiment and numerical simulation in this …

Axial compressive performance of BFRP composite wood …

The compressive strength of the wood winding specimens gradually increased to be greater than 15.04 MPa after they were composited with BFRP. ... Structural behavior of ultra …

Lateral behavior of circular concrete columns reinforced with …

First, the axial compressive test of short concrete columns confined by hybrid stirrup with a confine ratio of 0.28 (equal-strength stirrup ratio of 1.23 %) showed that the hybrid …

Unconfined Compression Test

In particular, the Uniaxial Compressive Strength is re-calculated as: σ c = σ UCS / (0.88 + 0.222*(D/L) ) Where σ c is the corrected uniaxial compressive strength. Rock characterization …

Behavior of pre-damaged normal-strength concrete prisms …

The effect of pre-damaged levels (i.e., first preloaded to + 100, −90, and −80 % of the axial compressive strength (f' co) of the plain concrete prisms) and the number of BFRP …

Strain rate effect on the axial compressive properties of basalt …

To investigate the strain rate effect of basalt fiber (BF)-reinforced ambient-cured lightweight expanded polystyrene (EPS) geopolymer concrete (LEGC), this study conducted …

Size effect of concrete short columns confined with combined basalt …

Based on the test results, a size-dependent compressive strength model for basalt FGRE-confined concrete cylinders under axial compression was proposed. Introduction Fiber …

Basic Mechanical Properties of Basalt Fiber Reinforced Recycled

The compressive strength, splitting tensile strength, elastic modulus and axial compressive strength of basalt fiber recycled concrete have carried on the experimental study and …

Experimental Study on the Tensile and Compressive Mechanical …

The axial compressive strength decreases slightly when the volume fraction reaches 0.5% compared to specimens with 0.4% volume fraction. In conclusion, adding basalt …

Behavior and modeling of axially loaded ice cylinders confined by

Carbon fiber fabric (model UT70-30) was sourced from Japan. Basalt fiber fabric was supplied by Sichuan Aerospace Tuoxin Basalt Industrial Co., Ltd. Glass fiber fabric was …

Mechanical behavior and damage constitutive relationship of basalt

In this study, the mechanical properties and microstructure of basalt-brucite hybrid fiber reinforced low heat cement concrete was explored. The results indicated that the …

Experimental and analytical assessment of strengthening of …

Laminate tests revealed that basalt possesses more strength and stiffness than jute, while the CTJ2B0 sample excelled over the CTJ0B2 sample during the concrete …

Behaviour of Strengthened Columns with Basalt Fiber-Reinforced …

Glass, basalt, and jute fibers are employed in the experimental stages. After detailed investigation, the specimen CBGJ wrapped with Basalt, Glass, and Jute fiber had …

Strength attributes of fiber-reinforced lightweight aggregate …

The compressive strengths of LWACs after freeze-thaw cycles include cubic compressive strength and axial compressive strength. The relative cubic and axial …

Research on the Mechanical and Physical Properties of Basalt

The aim of this study was to investigate the properties of fiber-reinforced pervious concrete. Ordinary cement, silica fume, coarse aggregate, and basalt fibers were used to …

Study on mechanical properties and mechanism of new basalt …

The optimal mechanical performance was achieved when the NBF content was 2 kg/m³ and the fiber length was 24 mm, resulting in improvements in compressive strength, splitting tensile …

Experimental and data-driven analysis on shear behavior of basalt …

The optimal RI (corresponding to v f = 0.15 % and l f /d f = 800) of BFRC for both cubic and axial compressive strength is 0.8 in this study. However, the effect of BF on the compressive …

Mechanical properties and microstructure of basalt fiber-reinforced

With 50% RCA replacement ratio, the axial compressive strength of RC gradually increased by 8.70%, 12.63%, and 18.43%. The axial compressive strength of the RCA with …

Study on the stressing state features of basalt fibre concrete lining

Secondly, the changes in compressive strength, axial compressive strength and modulus of elasticity of plain concrete (PC) and basalt fibre concrete (BFC) before and after …

Mechanical properties of pultruded basalt fiber-reinforced polymer …

Basalt is a mineral of volcanic origin, the fiber is produced from volcanic rock using a single raw material and drawing fibers from molten rock at a temperature of 1400–1500 °C. …

Relationships Between Unit Weight, Unconfined Compressive …

The presence of vesicles within basalt has a negative impact on both the unconfined compressive strength (UCS) and deformation modulus (axial stiffness) of basalt …

Compressive strengths. | Download Table

Download Table | Compressive strengths. from publication: Effect of cross-sectional aspect ratio and basalt fiber-reinforced polymer-confined number on axial compression behavior of short …

Size effect tests on axial compressive behavior of BFRP …

The compressive strength of FRP bars is relatively lower compared with their tensile strength. ... Effect of size and slenderness on the axial-compressive behavior of basalt …

Module 2: Physico-Mechanical Properties of Rocks

The uniaxial compressive strength is the value of compressive stress at which the ... Basalt 20-80 0.1-0.2 70-300 10-30 4-20 Rhyolite 10-40 0.2-0.3 60-150 5-10 -- ... Procedure helps to …

STRENGTH PROPERTIES OF ROCKS AND ROCK MASSES

Geomechanical rock properties of a basaltic volcano

Overall, axial compressive strength for Pacaya basalt ranges widely from 12 to 174 MPa (Table 3), with the lower end falling into strength categories as low as chalk . Given that …

Axial compressive behavior of basalt and carbon FRP-confined …

A total of 39 cylindrical specimens were studied under a monotonic axial compression test to understand the compressive behavior of FRP-confined CGC, considering …

Research on the Mechanical and Physical Properties of Basalt …

It can be seen that with an increase in the basalt fiber content, there is an increase and then a decrease in the axial compressive strength. The axial compressive strength of the …

Modeling the compressive strength behavior of concrete

The compressive strength of concrete reinforced with basalt fiber is a topic of significant interest due to the beneficial properties basalt fiber brings to concrete structures …

Analysis on different materials for enhancing axial …

The compressive strength of the basalt-fiber-reinforced concrete with different fiber lengths and volume contents [1]. In another experiment executed by Shilov et al. [2], the differences …

Axial compressive behaviour of corroded steel reinforced concrete

However, the axial compressive strength of corroded RC columns retrofitted with FRCM systems is considerably limited [20]. For FRCM-based strengthening of corroded RC …