GB/T 20887.1-2007 Translated English of Chinese Standard (GBT 20887.1-2007, GB/T20887.1-2007, GBT20887.1-2007): Continuously Hot Rolled High Strength Steel Sheet and Strip for Automobile - Part 1: High Yield Strength Steel for Cold Forminghttps://www.chinesestandard.net, 1 ott 2016 - 13 pagine This Part specifies the classification and code, dimension, shape, weight, technical requirements, inspection and test, package, marking and quality certificate of continuously hot rolled high yield strength steel sheet and strip for cold forming. |
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20887 Continuously Hot 3.2 The surface 4.1 When ordering Absorption Spectrometric Method Aluminium Content GB/T Analysis of Iron Azurol S Photometric bend diameter Bending test bending testb Grade Blue Spectrophotometric Method Butyl Acetate Carbazide Chemical Analysis Chromium Cold Forming Continuously Hot Rolled Cupferron Curcumin Determination of Manganese elongation after fracture Flame Atomic Absorption GB/T 20887 Continuously High Strength Steel High Yield Strength Hot Rolled High hot-rolled pickled surface hot-rolled surface Jinhua Manganese Content GB/T Martensitic Methods for Chemical Niobium Perchloric Acid permissible deviation Phosphomolybdate Blue Spectrophotometric provisions of GB/T provisions of Table Rolled High Strength rolled high yield rolled pickled surface sheet and strip Shulin Sodium Sodium Nitrite Spectrophotometric Method GB/T Steel and Alloy Steel for Cold steel strip strength Nominal thickness Strength Steel Sheet Strip for Automotive strip shall conform surface quality grade Tensile strength Nominal Tensile Test Weight and Permissible width is 35mm Yield Strength Steel yield strength Tensile