Standard No.:	JGJ 109-1996
English Name:	Specification for Taper Threaded Splicing of Rebar
Chinese Name:	钢筋锥螺纹接头技术规程
Professional Classification:	JG    Professional Standard - Building
Issued by:	MOC
Issued on:	1996-12-02
Implemented on:	1997-1-1
Status:	superseded
Superseded by:	JGJ 107-2010 Technical specification for mechanical splicing of steel reinforcing bars SL 677-2014 Specifications for hydraulic concrete construction
Superseded on:	2010-10-1
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	60.0
Delivery:	via email in 1 business day

1.0.1 This Specification is formulated with a view to accomplish the economy, rationality and quality guarantee of taper threaded splices of rebar (hereafter referred to as "splices") used in concrete structure. 1.0.2 This Specification is applicable to rebar slices with the bar diameter of 16~40mm in the concrete structure of industrial and civil architecture. 1.0.3 Rebar jointed by taper threaded splices of rebar shall comply with the requirements of current national standard "Hot Rolled Ribbed Steel Bars for the Reinforcement of Concrete" GB 1499 and "Remained Heat Treatment Ribbed Steel Bars for the Reinforcement of Concrete" GB 13014. Not only the requirements stipulated in this Specification, but also those in the current relevant ones of the nation shall be complied with.

1. General Provisions 2. Terms 3. Performance Grades of Splices 4. Splice Application 5. Construction Specifications 5.1 Construction Preparation 5.2 Rebar Taper Thread Processing 5.3 Rebar Connection 6. Type Approval Test of Splices 7. Field Inspection and Acceptance of Splices Appendix A Quality Inspection Methods of Machining Appendix B Usual Methods of Splices Connection Appendix C Construction Record C.0.1 Tension test of taper threaded splices of rebar C.0.2 Inspection of rebar taper threads processing C.0.3 Quality inspection of taper threaded splices of rebar Appendix D Explanation of Wording in this Specification Additional Explanation