GB/T 27557-2011 English PDF

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GB/T 27557-2011: Rolling bearings -- Linear motion rolling bearings -- Identification code
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 27557-2011	209	Add to Cart	3 days	Rolling bearings -- Linear motion rolling bearings -- Identification code	Valid

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Basic data

Standard ID: GB/T 27557-2011 (GB/T27557-2011)
Description (Translated English): Rolling bearings -- Linear motion rolling bearings -- Identification code
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J11
Classification of International Standard: 21.100.20
Word Count Estimation: 9,994
Date of Issue: 2011-11-21
Date of Implementation: 2012-06-01
Quoted Standard: GB/T 16940-1997; GB/T 21559.1-2008; GB/T 21559.2-2008; JB/T 6364-2005; JB/T 7359-2007
Regulation (derived from): Announcement of Newly Approved National Standards No. 18 of 2011
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
Summary: This standard specifies the linear motion rolling bearings (hereinafter referred to as support) code compilation method. This standard applies to the general-purpose support.

GB/T 27557-2011: Rolling bearings -- Linear motion rolling bearings -- Identification code

---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. Linear motion rolling bearings. Identification code ICS 21.100.20 J11 National Standards of People's Republic of China Rolling Linear motion rolling bearings Identification code Issued on. 2011-11-21 2012-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee of Rolling (SAC/TC98) centralized. This standard was drafted. Luoyang Bearing Research Institute Co., Ltd., Harbin Bearing Group, Taizhou UTE Bearing Co., Ltd. The main drafters of this standard. Guobao Xia, Liu Rui, Zheng Zixun, Miao Shu. Rolling Linear motion rolling bearings Identification code

1 Scope

This standard specifies the linear motion rolling bearings (hereinafter referred to as the support) Code preparation methods. This standard applies to general purpose support.

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 16940-1997 linear motion bearings linear ball bearings - Boundary dimensions and tolerances GB/T 21559.1-2008 Rolling Linear motion rolling bearings - Part 1. Dynamic load ratings and rating life GB/T 21559.2-2008 Rolling Linear motion rolling bearings - Part 2. static load rating JB/T 6364-2005 linear motion rolling bearings circulating needle roller rail support JB/T 7359-2007 linear motion rolling bearings needle roller cage assemblies peace

3 linear motion rolling bearings Code

3.1 Linear motion rolling bearings Code constituted Supported by the basic code code, add code and tolerance class code and group composition. Its order is as follows. Basic code add code tolerance class and group code 3.2 Basic Code 3.2.1 Basic configuration code Basic code consists of type code, code size and structure of the type code. Arranged in accordance with the provisions in Table 1. Table 1 Basic Code Type code size code structure type code 3.2.2 Type Code Type code to a letter, its meaning are shown in Table 2. 3.2.3 Size Code Size code represented by the dimensions of the features supported with the installation, whose meanings are shown in Table 3. ......

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