GB/T 18254-2016 Translated English of Chinese Standard (GBT 18254-2016, GB/T18254-2016, GBT18254-2016): High-carbon Chromium Bearing SteelsThis Standard specifies the classification and codes, ordering content, dimensions, shape, technical requirements, test methods, inspection rules, packaging, marking and quality certification of high-carbon chromium bearing steels. |
Common terms and phrases
40 mm Test 60 mm Dimensions accordance with Figure Analysis of Iron annealed carbide network Annealed fracture bluing fracture carbide band carbide liquation centre porosity centre segregation Chemical Analysis Chromium Bearing Steels cold-drawn round steels Conformity Level Conformity level/grade Content GB/T continuously cast steel Decarburized layer Delivery condition edition Figure C.15 Figure C.9 Forged round steels forging test furnace Grade 1 Grade High-carbon Chromium Bearing high-grade quality steels hot-rolled forged Hot-rolled or forged Hot-rolled round steels Induction Furnace inspection items Level of Carbide Magnification factor 500 Metallurgical quality Methods for Chemical Microstructure molybdenum nitric acid Nominal diameter/mm non-metallic inclusions Oxygen content pattern segregation piece of steels quenching and tempering Round wire rods Sampling positions Special Steel specified as follows specified in GB/T specified in Table Spectrophotometric Method GB/T Standard diagram Steel and Alloy Super-grade quality steels surface Test surface test method Test surface Figure Test surface Test ultrasonic testing