GB/T 2521.2-2016: Translated English of Chinese Standard. (GBT 2521.2-2016, GB/T2521.2-2016, GBT2521.2-2016): Cold-rolled Electrical Steel Delivered in the Fullyprocessed State - Part 2: Grain-oriented Steel Strip (sheet)
https://www.chinesestandard.net, 26 oct. 2018 - 29 pagini
This Part of GB/T 2521 specifies the terms, definitions, classification, symbols and nameplates, general requirements, technical requirements, test and inspection, determination and re-inspection rules, packaging, mark, quality certificate and content of order of grain-oriented electrical steel strip (sheet) with the nominal thickness of 0.23 mm, 0.27 mm, 0.30 mm and 0.35 mm. This Standard is applicable to grain-oriented electrical steel strip (sheet) that is applied to magnetic circuit structure under fully-processed cold-rolled delivered state.
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Test and Inspection
Appendix B Normative Test Method of Coating Insulation Resistance
accordance with YB/T allowable tolerance camber of steel Chapter Number Chinese standards Coating Insulation Resistance Comparison Table demand side direct current domain refinement level electrical steel strip grain-oriented electrical steel height of sheared high magnetic polarization interlayer resistance internal stress loss ratio measured Loss Ratio P/(W/kg magnetic amplifier magnetic domain refinement magnetic polarization intensity Magnetic Properties maximum total loss motor traction transformer number of bends ordinary level oriented electrical steel pinyin Polarization Intensity J/T polarization intensity level Properties and Main residual curvature resistance of coating rolling direction sheared burr sheared edge triggered Sheet and Strip stacking coefficient steel coil Steel nameplate steel strip sheet stipulation in GB/T stipulation in Table strip slicing surface insulation resistance Table of Nameplates Technical Differences Technical Properties test and inspection Test Method tested in accordance tolerance of sheared Tolerance of Steel total loss ratio triggered by internal Various Nameplates welding line width of steel