GB/T 5027-2016 Translated English of Chinese Standard (GB/T5027-2016, GBT 5027-2016): Metallic materials -- Sheet and strip -- Determination of plastic strain ratio [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]This Standard specifies the method for determining the plastic strain ratio of metal sheets and strips. This Standard applies to materials that are uniformly plastically deformed. |
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9.2 of Edition Add 9.3 Method Add two notes agreed strain anisotropy of plastic approximated by formula automatic measurement method calculate the plastic calculated by formula Conventional plastic engineering cross-sectional area S0 Degree of planar Delete Determination of plastic example plastic strain extensometer GB/T instantaneous plastic strain International Standard Iron and Steel L0 in formula length and width length direction level of plastic linear regression manual measurement materials with uniform maximum force Metallic materials mm mm mm Modify the content Normative references origin point original cross-sectional area Original gauge length planar anisotropy plastic deformation plastic strain ratio relevant product standard rolling direction rx/y Sheet and strip specified plastic strain specimen after reaching strain data strain in percent strain level strain ratio value strain/strain range conditions stress-strain curve subscript variable Symbols and descriptions Tensile testing thickness direction transverse bending true plastic strain uniform plastic strain weighted average width direction