GB/T 20058-2017 English PDF

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GB/T 20058-2017: Rolling bearings -- Single-row angular contact ball bearings -- Chamfer dimensions for outer ring non-thrust side
Status: Valid

GB/T 20058: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 20058-2017	119	Add to Cart	3 days	Rolling bearings -- Single-row angular contact ball bearings -- Chamfer dimensions for outer ring non-thrust side	Valid
GB/T 20058-2006	199	Add to Cart	3 days	Rolling bearings -- Single-row angular contact ball bearings -- Chamfer dimensions for outer ring non-thrust side	Obsolete

Similar standards

GB/T 21559.2   GB/T 21559.1   GB/T 16643   GB/T 20057   

Basic data

Standard ID: GB/T 20058-2017 (GB/T20058-2017)
Description (Translated English): Rolling bearings -- Single-row angular contact ball bearings -- Chamfer dimensions for outer ring non-thrust side
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J11
Classification of International Standard: 21.100.20
Word Count Estimation: 6,650
Date of Issue: 2017-11-01
Date of Implementation: 2018-05-01
Older Standard (superseded by this standard): GB/T 20058-2006
Regulation (derived from): National Standard Announcement 2017 No. 29
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 20058-2017: Rolling bearings -- Single-row angular contact ball bearings -- Chamfer dimensions for outer ring non-thrust side

---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.
Rolling bearings-Single-row angular contact ball bearings-Chamfer dimensions for outer ring non-thrust side ICS 21.100.20 J11 National Standards of People's Republic of China Replacing GB/T 20058-2006 Rolling single row angular contact ball bearings Non-thrust outer bevel chamfer dimensions (ISO 12044.2014, IDT) Posted.2017-11-01 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 20058-2006 "single row angular contact ball bearings rolling contact non-thrust end chamfer size" and GB/T 20058-2006 compared to, in addition to editorial changes, the main technical changes are as follows. --- Modify the scope of the statement (see Chapter 1,.2006 edition Chapter 1); --- Adjust the normative references (see Chapter 2,.2006 edition Chapter 2); --- Added terms and definitions (see Chapter 3); --- Modify part of the symbols and definitions (see Chapter 4,.2006 edition Chapter 3); --- Chamfer size as a separate chapter (see Chapter 5,.2006 edition Chapter 4); --- Increasing the size of the segment single row angular contact ball bearings non-thrust end chamfer dimensions (see Table 1,.2006 edition of Table 1); --- Added references (see references). This standard uses the translation method identical with ISO 12044.2014 "Single row angular contact ball bearings Rolling non-thrust end chamfer size". The documents of our country that are consistent with the corresponding international documents that are normative references in this standard are as follows. --- GB/T 6930-2002 rolling bearing vocabulary (ISO 5593.1997, IDT) --- GB/T 7811-2015 Rolling bearing parameter symbols (ISO 15241.2012, IDT) This standard is proposed by the China Machinery Industry Federation. This standard by the National Standardization Technical Committee Rolling Bearing (SAC/TC98) centralized. This standard was drafted unit. Zhejiang Mega Electrical Co., Ltd., Xiangyang Automobile Bearing Co., Ltd., Zhejiang Youte Bearing Co., Ltd. Division, Xinchang, Zhejiang Province axis Industrial Co., Ltd., Luoyang Bearing Institute Co., Ltd.. The main drafters of this standard. Kangnai are, Lei, Zheng Zixun, Pang Kai Hing, Kong Aixiang, Du Xiaoyu. This standard replaces the standards previously issued as. --- GB/T 20058-2006. Rolling single row angular contact ball bearings Non-thrust outer bevel chamfer dimensions

1 Scope

This standard specifies the single row angular contact ball bearing non-thrust end of the chamfer dimensions, the chamfer dimensions and ISO 15 [1] with. This standard applies to the contact angle does not exceed 30 ° diameter series 9,0 and 2 bearings, and the contact angle of more than 30 ° diameter series 2 and 3 bearings.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. ISO 5593 Rolling Bearings vocabulary (Rolingbearings-Vocabulary) ISO 15241 Rolling bearings symbols (Rolingbearings-Symbolsforphysicalquantities)

3 Terms and definitions

ISO 5593 defines the terms and definitions apply to this document.

4 symbol

ISO 15241 given as well as the following symbols apply to this document. Unless indicated otherwise, the symbols shown in Figure 1 and the values shown in Table 1 all indicate nominal dimensions. d. bearing diameter r1. Outer ring non-thrust end chamfer dimensions r1smin. Outer ring non-thrust end of the smallest single chamfer dimensions α. Contact angle ......

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