GB/T 11253-2007: Translated English of Chinese Standard. (GBT 11253-2007, GB/T11253-2007, GBT11253-2007): Cold-rolled sheets and strips of carbon structural steels
https://www.chinesestandard.net, 2016 M02 24 - 12 pages
This standard specifies the dimension, appearance, weight and allowable deviation, technical requirements, test methods, test rules and mark, package, transportation, reposition as well as the Certification of Quality for the cold-rolled sheets and strips of carbon structural steels.
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Classification and Code Number
Dimension Appearance Weight and Allowable Deviation
accuracy of unevenness acid-soluble aluminium allowable deviation analysis of iron batch Bending diameter Bending test carbon structural steels Certification of Quality chemical analysis chemical composition chromium cold-rolled sheets content of acid-soluble copper content GB/T demand parties designation and chemical determination of manganese Dimension document is applicable eqv ISO gravimetric method greater than 3mm higher grade surface Inspection items manganese content GB/T mechanical property meet the requirements method after combustion Methods for chemical nitrogen content Number packing manner phosphor phosphorus content GB/T photometric method pipe furnace post-fracture elongation rate Quality of steel requirements of GB/T Rim condition Sampling Quantity sheets and steel Sheets and Strips sheets or steel standard steel and alloy steel products steel sheets steel strips strips are divided strips of carbon strips shall meet supplier supply and demand surface quality Tensile testing test 1 GB/T test GB/T Test Method test sample Transverse 0.5a Transverse 1a weight and allowable