Standard Number: YB/T 4657-2018(YB/T4657-2018)
Chinese:钢筋混凝土用四面带肋钢筋
English:Four-sided ribbed steel bars for reinforced concrete
Effective Date:2018-09-01
Standard Applicability:This standard specifies the classification of four-sided ribbed steel reinforcement for reinforced concrete, the grade expression, order content, size, shape, weight and allowable deviation, technical requirements, test methods, inspection rules, packaging, marking and quality certification. This standard applies to four-sided ribbed steel bars for reinforced concrete (hereinafter referred to as steel bars).
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