Slide 1: OKABE Splice Clip joint (OS Clip joint)
Mechanical lap splicing for rebars OKABE Splice Clip joint (OS Clip joint) OKABE Co.,Ltd. Copyright (C) 2010 OKABE Co.,Ltd.. All rights reserved. 1
Slide 2: OS Clip joint consists of / Connection for small diameter Rebars / Features
OS Clip joint consists of ・・・ ・An oval shaped steel sleeve with a wedge-hole ・A wedge pin Connection for small diameter Rebars ・・・ ・The sleeve is positioned around two overlapping rebars. ・The wedge pin is driven into a wedge-hole with a portable hydraulic wedge-driver, and between the rebars. OS Cl
Slide 3: OS Clip joint - Installation procedures
OS Clip joint - Installation procedures Place the sleeve over one end of the rebar; Each bar extends out of the sleeve at least one bar-diameter. Place the wedge pin with the wedge- driver. Operate the wedge-driver. Check the completion of pin-driving. Copyright (C) 2010 OKABE Co.,Ltd.. All rights r
Slide 4: OS Clip joint - Dimensions
OS Clip joint － Dimensions Note: The figures indicats below is JAPAN only. ■Sleeve Unit: mm ■Wedge pin Unit: mm Rebar Length Outer Outer Thickness Hole Dia. Rebar Length Diameter size “L” “OD1” “OD2” “t” “WH” size “L” “D” “L1” D10 35 30 18.2 3.1 10.2 D10 37 10 12 D13 40 39 24.6 4.5 10.2 D13 D16 60 4
Slide 5: Performance of OS Clip joint (1/3)
Performance of OS Clip joint (1/3) Monotonic tensile test of OS Clip joint in air As the results of tensile test in air, ・Ultimate strength of OS Clip joint is higher than 135% of the specified yield strength of the rebar. ・Failure case is a rupture of the rebar. ・Under applied stress of about 100MP
Slide 6: Performance of OS Clip joint (2/3)
Performance of OS Clip joint (2/3) Multi-cyclic bending test for RC columns As the result of multi-cyclic bending test of RC columns; specimen A: hoops using OS Clip joints Load (kN) specimen B: hoops using flare-welding splices B)Hoops using ・OS clip joint eith almost equal performance with bucklin
Slide 7: Performance of OS Clip joint (3/3)
Performance of OS Clip joint (3/3) Compressive loading test for RC short-columns As the result of compressive loading test; Hoops of column are fabricated as follows; specimen A: hoops using OS Clip joints, specimen B: hoops using 135deg.hooks ・Both specimens have approximately the same maximum-stre
Slide 8: OS Clip joint - Typical applications in Japan
OS Clip joint ー Typical applications in Japan Hoops for RC Column Reinforcements for SRC beam-Column joint Rebar-Cage for Cast-in-place concrete pile Seismic reinforcement Copyright (C) 2010 OKABE Co.,Ltd.. All rights reserved. 8
Slide 9: OS Clip joint - Typical applications in Japan
OS Clip joint ー Typical applications in Japan Connection for Precast-concrete walls Connection for Precast-concrete slabs Copyright (C) 2010 OKABE Co.,Ltd.. All rights reserved. 9