Contents 1 General 2 Terms 3 Materials 4 Welding of steel bar 4.1 General provision 4.2 Resistance spot welding of steel bar 4.3 Flash butt welding of steel bar 4.4 Arc welding for reinforced concrete 4.5 Electroslag pressure weld of steel bar 4.6 Gas-pressure welding of steel bar 4.7 Submerged-arc pressure welding of steel bar at prefabricated components 5 Quality inspection and acceptance 5.1 General provisions 5.2 Welding skeleton and welding net of steel bar 5.3 Flash butt welding joint of steel bar 5.4 Steel bars arc welding joint 5.5 Steel bar electro-slag pressure welding joint 5.6 Steel bars gas-pressure welding joint 5.7 Embedded part steel bar T-type joint 6 Test for welders Appendix A Quality acceptance record of inspection lot of steel rebar flash butt weld joint Appendix B Certificate of qualification for steel bar-welder Words Explanations for this code
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