GB/T 29913-2025 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 29913-2025	RFQ	ASK	3 days	Medium carbon alloy bearing steel	Valid
GB/T 29913.1-2013	299	Add to Cart	3 days	Bearing steel for wind power equipment -- Part 1: Yawing and variable pitch bearing steel	Valid

Basic data

Standard ID: GB/T 29913-2025 (GB/T29913-2025)
Description (Translated English): Medium carbon alloy bearing steel
Sector / Industry: National Standard (Recommended)
Date of Implementation: 2026-03-01
Older Standard (superseded by this standard): GB/T 29913.1-2013

GB/T 29913.1-2013: Bearing steel for wind power equipment -- Part 1: Yawing and variable pitch bearing steel

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Bearing steel for wind power equipment Part 1. Yawing and variable pitch bearing steel ICS 77.140.20 H40 National Standards of People's Republic of China Wind power generation equipment bearing steel Part 1. yaw, pitch bearing steel Part 1. Yawingandvariablepitchbearingsteel (ISO 683-17.1999, Heat-treatedsteels, aloysteels Part 17. Balandrolerbearingsteels, NEQ) Issued on. 2013-11-27 2014-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This is Part 1 GB/T 29913 of. This section Press GB/T 1.1-2009 given rule drafting. This section uses redrafted reference method ISO 683-17.1999 "heat-treated steel, alloy steels and Part 17 steel cutting. Ball and Roller bearing steel "prepared with ISO 683-17.1999 is equivalent to the degree of non-conformity. This part is proposed by the China Iron and Steel Association. This part of the National Steel Standardization Technical Committee (SAC/TC183) centralized. This section is drafted. Jiangyin Xingcheng Special Steel Co., Ltd., Metallurgical Industry Information Standards Institute, Luoyang Bearing Science & Technology Co. Shares The company, Hubei Xinye Steel Co., Ltd. The main drafters of this section. Liu Qian, Guo Yan, Yan Luan, Lei Jianzhong, Xu Xiaohong, Fujin Ming, Wang Rigid. Wind power generation equipment bearing steel Part 1. yaw, pitch bearing steel

1 Scope

This section GB/T 29913 specifies the wind power plant in the yaw, pitch bearing steel with the size, shape and tolerances, technical Requirements, test methods, inspection rules, packaging, marking and quality certificate. This section applies to a wind power plant in the yaw, pitch bearing with a diameter greater than 250mm continuous casting round billet diameter or side length 200mm ~ 350mm hot rolled bars, diameter or side length of 200mm ~ 1100mm forging Bars. This section also applies to bearings Steel ingot.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 223.5 steel measuring soluble silicon and total silicon content reduced silicon molybdate salt spectrophotometric method GB/T 223.9 steel and aluminum alloys - Determination of chromium content Azure S Spectrophotometry Determination of GB/T 223.11 steel and alloy chromium content of visual titration or potentiometric titration GB/T 223.13 Methods for chemical analysis of iron, steel and alloy The ammonium ferrous sulfate titration method for the determination of vanadium content GB/T 223.18 Methods for chemical analysis of iron, steel and alloy The sodium thiosulfate separation - determination of copper content Iodometry GB/T 223.23 steel and alloy - Determination of nickel content dimethylglyoxime spectrophotometry GB/T 223.26 steel and alloy - Determination of molybdenum content - Thiocyanate spectrophotometric GB/T 223.58 Methods for chemical analysis of iron, steel and alloys of sodium arsenite - sodium nitrite determination of manganese content titration Determination of phosphorus content GB/T 223.61 Methods for chemical analysis of iron, steel and alloy The ammonium phosphomolybdate volumetric method Determination of sulfur content of potassium iodate titration method after GB/T 223.68 Methods for chemical analysis of iron, steel and alloy tube furnace combustion GB/T 223.69 after carbon and alloy steel - Determination of the pipe furnace combustion gas volumetric method Determination of calcium content GB/T 223.77 Methods for chemical analysis of iron, steel and alloys by flame atomic absorption spectrometry GB/T 223.82 Steel inert gas hydrogen content was measured by pulse fusion thermal conductivity method GB/T 223.84 steel and titanium alloys - Determination of two methane antipyrine spectrophotometry GB/T 226 steel macrostructure and defect etching test method GB/T 231.1 metallic materials Brinell hardness test - Part 1. Test methods GB/T 1814 steel fracture test method GB/T 1979 structure steel macrostructure and defect rating FIG. General provisions GB/T 2101 steel acceptance, packaging, marking and quality certificate GB/T 4162 wrought steel rod ultrasonic testing method GB/T 4336 carbon steel and low alloy steel spark source atomic emission spectrometry method (conventional method) GB/T 6394 Determination of average grain size of metal GB/T 6402 Steel Forgings Ultrasonic Testing Method GB/T 10561-2005 Steel - Determination of content of nonmetallic inclusions - Micrographic method standards diagrams GB/T 11260 round eddy current testing method ......

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