General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 29717-2013
Scope
This standard specifies the coding method, structure type, external dimensions, technical requirements, testing methods, inspection rules, marking and packaging of wind turbine yaw and pitch bearings. This standard applies to the production inspection, user selection and acceptance of wind turbine yaw and pitch bearings (hereinafter referred to as bearings).
GB/T 29717-2013 Referenced Document
GB/T 1.1 Directives for standardization—Part 1: Rules for the structure and drafting of standardizing documents*, 2020-03-31 Update
GB/T 1.2 Directives for standardization—Part 2:Drafting rules of standardizing documents based on ISO/IEC standardizing documents*, 2020-11-19 Update
GB/T 1.22 Directives for work of standardization Unit2:Methodology for the development of standards Part22:Rule of "reference to standards"
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GB/T 1.6 Regulations on Compilation of Terminology Standards in Standardization Work Guidelines
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GB/T 10561-2005 Steel.Determination of content of nonmetallic inclusions.Micrographic method using standards diagrams
GB/T 1357-2008 Cylindrical gears for general engineering and for heavy engineering.Modules
GB/T 1979-2001 Standard diagrams for macrostructure and defect of structural steels
GB/T 226-1991 Etch test for macrostructure and defect of steels