GB/T 13788-2017 Translated English of Chinese Standard. GB/T13788-2017, GB33460: Cold rolled ribbed steel bars
https://www.chinesestandard.net, 2018 M02 11 - 18 pages
This Standard specifies the terms and definitions, classification, designation, size, shape, weight, allowable deviation, technical requirements, test methods, inspection rules, packaging, marking, and quality certificate of cold rolled ribbed steel bars.
angle of transverse bar for ordinary bars for prestressed bars shall conform Bending radius bevel angle circumferential ring cold rolled ribbed distance between marks distance between transverse elongation after fracture elongation at maximum four-sided ribbed steel height of transverse high-elongation cold rolled included angle Inspection and acceptance Inspection items maximum force Mechanical and processing methods of steel midpoint height millimeters nominal circumference Nominal cross-sectional area nominal diameter ordinary reinforced concrete percentage elongation percentage total elongation prestressed concrete processing properties provisions of Figure provisions of GB/T provisions of Table quality certificate relaxation rate repeated bending test Rib spacing ribbed steel bars RIVISE relevant provisions rolled ribbed steel Sampling quantity shape of cross specific rib area Stress relaxation supply-demand parties Surface and shape surface of steel tensile strength Test methods Theoretical weight three-sided ribbed steel top width two-sided and three-sided two-sided ribbed steel weight deviation width of transverse wire rods