GB/T 37591-2019 Translated English of Chinese Standard. (GBT 37591-2019, GB/T37591-2019, GBT37591-2019): Cold-rolled non-grain oriented electrical steel strip specialized for large generators with power of 700 MW or higherhttps://www.chinesestandard.net, 8 mars 2020 - 15 pages This Standard specifies the terms and definitions, symbols and designations, general requirement, technical requirements, inspection and test, re-inspection and determination, packaging, marks and quality certificate of cold-rolled nongrain oriented electrical steel strip specialized for large generators with power of 700MW or higher. |
Table des matières
| 3 | |
Scope | 4 |
Terms and definitions | 5 |
General requirements | 6 |
Technical requirements | 7 |
Inspection and test | 10 |
Reinspection and determination | 14 |
Expressions et termes fréquents
acceptance lot accordance with GB/T according to GB/T allowable deviation Anisotropy burr height coating insulation resistance cold-rolled non-grain oriented cutting or stamping determined through consultation Deviation of shear due to internal electrical steel strip Electrotechnical terminology elongation at break Geometrical characteristics inspections and tests insulation coating resistance internal stress magnetic field strength Magnetic induction magnetic polarization magnetic properties marks and quality meet the requirements nominal thickness non-grain oriented electrical oriented electrical steel polarization of 1.5T provisions of GB/T purchaser and indicated quality certificate re-inspection and determination requirements of GB/T requirements of Table residual curvature shear edges due sheet and strip Sickle bend special requirements specialized for large specific total loss specimen to test splicing stacking factor Standard steel coil steel strip specialized strength and elongation strip shall meet supplier Technical characteristics Tensile strength terms and definitions test method tested according total loss measured total loss value W/kg Specific total YB/T