GB/T 37622-2019: Translated English of Chinese Standard. (GBT 37622-2019, GB/T37622-2019, GBT37622-2019): Hot Rolled Steel Bar of Fire Resistant for the Reinforcement of Concrete
https://www.chinesestandard.net, 14/09/2019 - 17 من الصفحات
This Standard specifies the classification, designation, ordering content, size, shape, weight and allowable deviation, technical requirements, test methods, inspection rules, package, marking and quality certificate, etc. of hot rolled steel bar of fire resistant for the reinforcement of concrete. This Standard is applicable to the hot rolled plain bars of fire-resistant and hot rolled ribbed bars of fire-resistant.
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Package Marking and Quality Certificate
Appendix A Normative CharacteristicValue Inspection Rules
15 specimens according accurate allowable deviation applicable Arabic numerals bars shall conform carried Characteristic-value inspection Chemical Analysis chemical composition Clause coefficient conducted Connection Content cross-sectional area Cut from different delivery inspection designation of steel Determination different pieces document Drafting elongation after break Fatigue performance fire-resistant Formula forward greater inspection items Inspection Rules Iron and Steel Jiangsu length less marking marking and quality measured meet the requirements Methods for Chemical obtain Ordering Package parameters Photometric Method Piece by piece pieces coils pieces of steel plain bars property characteristic values provisions of GB/T provisions of Table purchaser quality certificate Refer relevant Resistant reverse bending test rib end gap ribbed bars Sampling method sampling quantity shape specified specimens from different Standard Steel and Alloy steel bars supplier surface technical requirements tensile test batch test methods test results transverse rib type inspection Wang weight and allowable weight deviation