GB/T 33160-2016 PDF EnglishUS$130.00 · In stock · Download in 9 seconds
GB/T 33160-2016: Gear Steel for Wind Power Generation Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB/T 33160-2016: Gear Steel for Wind Power Generation---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT33160-2016GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 77.140.10 H 40 Gear Steel for Wind Power Generation Issued on: OCTOBER 13, 2016 Implemented on: SEPTEMBER 1, 2017 Issued by. General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of PRC. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative References ... 4 3 Ordering Contents ... 6 4 Dimension and Shape ... 7 5 Technical Requirements ... 8 6 Test Methods ... 11 7 Inspection Rules ... 11 8 Package, Mark and Quality Certificate ... 12 Appendix A (Informative) Hardenability Zone and Hardness Value on Each Point... 13ForewordThis Standard was drafted as per the rules specified in GB/T 1.1-2009. This Standard was proposed by China Iron and Steel Industry Association. This Standard shall be under the jurisdiction of National Technical Committee for Standardization of Steel (SAC/TC 183). Drafting organizations of this Standard. Zhejiang Weicheng Holding Co., Ltd., Xining Special Steel Co., Ltd., and Fushun Special Steel Co., Ltd. Chief drafting staffs of this Standard. Miao Zhigang, Xin Donghui, Gao Sheng, Wang Hailong, Chen Qingxin, Yu Gaoxing, Li Hailong, Liang Guangshu, and Ji Xiao. Gear Steel for Wind Power Generation1 ScopeThis Standard specifies the ordering contents, dimension, shape, technical requirements, test methods, inspection rules, package, mark, and quality certificate, etc. of the gear steel for wind power generation. This Standard is applicable to the hot-forging bar (hereinafter referred to as bar), which is used for making the gear steel for wind power generation.2 Normative ReferencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this document. GB/T 222 Permissible Tolerances for Chemical Composition of Steel Products GB/T 223.9 Iron Steel and Alloy - Determination of Aluminium Content - Chrom Azurol S Photometric Method GB/T 223.11 Iron, Steel and Alloy - Determination of Chromium Content - Visual Titration or Potentiometric Titration Method GB/T 223.14 Methods for Chemical Analysis of Iron, Steel and Alloy - The N- Benzoy-N-Phenylhydroxylamine Extraction Photometric Method for the Determination of Vanadium Content GB/T 223.19 Methods for Chemical Analysis of Iron, Steel and Alloy -The Neocuproine-Chloroform Extraction Photometric Method for the Determination of Copper Content GB/T 223.23 Iron, Steel and Alloy - Determination of Nickel Content - The Dimethylglyoxime Spectrophotometric Method GB/T 223.26 Iron, Steel and Alloy - Determination of Molybdenum Content - The Thiocyanate Spectrophotometric Method GB/T 223.59 Iron, Steel and Alloy - Determination of Phosphorus Content - Bismuth Phosphomolybdate Blue Spectrophotometric Method and Antimony Phosphomolybdate Blue Spectrophotometric Method GB/T 223.60 Methods for Chemical Analysis of Iron, Steel and Alloy - The Perchloric Acid Dehydration Gravimetric Method for The Determination of Silicon Content GB/T 223.63 Methods for Chemical Analysis of Iron, Steel and Alloy - The Sodium (Potassium) Periodate Photometric Method for the Determination of Manganese Content GB/T 223.68 Methods for Chemical Analysis of Iron Steel and Alloy -The Combustion Potassium Iodate Volumetric Method for the Determination of Sulfur Content GB/T 223.71 Methods for Chemical Analysis of Iron, Steel and Alloy the Gravimetric Method after Combustion in the Pipe Furnace for the Determination of Carbon Content GB/T 223.84 Steel and Iron – Determination pf Titanium Content - Diantipyrylmethane Spectrophotometric Method GB/T 225 Steel - Hardenability Test by End Quenching (Jominy Test) GB/T 226 Test Method for Macrostructure and Defect of Steel by Etching GB/T 228.1 Metallic Materials - Tensile Testing - Part 1. Method of Test at Room Temperature GB/T 229 Metallic Materials – Charpy Pendulum Impact Test Method GB/T 231.1 Metallic Materials - Brinell Hardness Test - Part 1. Test Method GB/T 908-2008 Forged Bars – Dimensions, Shape, Weight and Tolerances GB/T 1979 Standard Diagrams for Macrostructure and Defect of Structural Steels GB/T 2101 General Provisions on Acceptance, Package, Marking and Quality Certificate for Profile Steel GB/T 2975 Steel and Steel Products - Location and Preparation of Test Pieces for Mechanical Testing GB/T 4336 Carbon and Low-Alloy Steel - Determination of Multi-Element Contents -Spark Discharge Atomic Emission Spectrometric Method (Routine Method) GB/T 6394 Metal – Methods for Estimating the Average Grain Size GB/T 6402-2008 Steel Forgings - Method for Ultrasonic Testing GB/T 7736 Ultrasonic Inspecting Method for Macro-structure and Imperfection of Steel GB/T 8170-2008 Rules of Rounding off for Numerical Values & Expression and Judgement of Limiting Values GB/T 10561-2005 Steel - Determination of Content of Nonmetallic Inclusions - Micrographic Method Using Standards Diagrams GB/T 11261 Steel and Iron - Determination of Oxygen Content - the Pulse Heating Inert Gas Fusion-Infra-Red Absorption Method GB/T 13298 Inspection Methods of Microstructure for Metals GB/T 13299 Steel - Determination of Microstructure GB/T 17505 Steel and Steel Products - General Technical Delivery Requirements GB/T 20066 Steel and Iron - Sampling and Preparation of Samples for the Determination of Chemical Composition YB/T 4307 Iron, Steel and Alloy - Determination of Oxygen, Nitrogen and Hydrogen Contents - TOF-mass Spectroscopy Method after Fusion in a Current of Inert Gas3 Ordering ContentsThe ordering contract or ordering form shall include the following contents according to this Standard. a) Standard number; b) Product name; c) Grade; d) Delivery state; e) Dimension and accuracy; f) Smelting method; g) Surface state (see Sub-clause 5.4.2); h) Delivery quantity (or weight); i) Hardenability (see Sub-clause 5.6); 7.1.1 The exit-factory inspection and acceptance of bar shall be performed by the Quality Technical Supervision Department of the supplier. 7.1.2 The supplier shall ensure the delivered bars to conform to the provisions of this Standard or contract; the purchaser shall have the right to perform inspection and acceptance against any inspection item specified by this Standard or contract. 7.2 Batching rules The bars shall be performed inspection and acceptance as per batch; each batch consists of the bars with the same grade, the same furnace number, the same surface state, the same dimension, the same delivery state, and the same heat treatment system (heat). 7.3 Sampling quantity and sampling position The sampling quantity and sampling position of each batch of bars shall conform to the provisions of Table 6. 7.4 Re-inspection and judgment rules 7.4.1 The re-inspection and judgment rules of bar shall be performed as per the provisions of GB/T 17505. 7.4.2 The inspection and testing results of bar shall be rounded off, by adopting rounding value comparison method, to the same numerical digit marked by the standard digit of specified value; the rounding off rules shall conform to the provisions of Clause 3 in GB/T 8170-2008. 7.4.3 If the supplier can guarantee the steel qualified, the inspection results on macrostructure, non-metallic inclusion and hardenability of bar with the same furnace number are allowed to replace the small one by the large one.8 Package, Mark and Quality CertificateThe package, mark and quality certificate of bar shall conform to the provisions of GB/T 2101. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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