Standard Number: YB/T 4831-2020(YB/T4831-2020)
Chinese:厚度方向性能热轧H型钢
English:Thickness direction properties of hot rolled H-beams
Effective Date:2021-04-01
Standard Applicability:This standard specifies the thickness of the directional performance of hot-rolled H-beam steel terminology and definitions, grade representation, technical requirements, sample blanks and specimen preparation, test methods, inspection rules. This standard applies to the thickness of 15mm ~ 150mm thickness direction performance hot rolled H-beam.
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