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GB/T 1097-2003 (GBT1097-2003)

GB/T 1097-2003_English: PDF (GBT 1097-2003, GBT1097-2003)
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GB/T 1097-2003English70 Add to Cart 0--9 seconds. Auto-delivery Square and rectangular keys Valid GB/T 1097-2003

Standard ID GB/T 1097-2003 (GB/T1097-2003)
Description (Translated English) Square and rectangular keys
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J18
Classification of International Standard 21.120.30
Word Count Estimation 6,625
Date of Issue 2003-04-29
Date of Implementation 2003-12-01
Older Standard (superseded by this standard) GB/T 1097-1979
Drafting Organization Mechanical Engineering Research Institute
Administrative Organization National Standardization Technical Committee axis machines and accessories
Proposing organization National Standard Committee on Machine Shaft and Accessories
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China
Summary This standard specifies: width b = 8mm ~ 45mm- oriented flat key.

Standards related to: GB/T 1097-2003

GB/T 1097-2003
ICS 21.120.30
J 18
Replacing GB/T 1097-1979
Square and Rectangular Keys
Issued by: General Administration of Quality Supervision, Inspection and
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Dimension and Tolerance ... 4
4 Technical Conditions ... 6
5 Marking ... 7
This Standard revised GB/T 1097-1979 Square and Rectangular Keys – Type and
The major differences between GB/T 1097-1979 and this Standard are as follows:
--- Modify the standard name from “Square and Rectangular Keys – Type and
Dimension” to “Square and Rectangular Keys”;
--- Change the limit deviation of key width, b, from “h9” to “h8” in the Table;
--- Delete “the weight of square and rectangular key (Type-B) per 1000 pieces kg≈”;
add “standard length range”;
--- Modify the making example into “GB/T 1097 Key 16×100”;
--- Add the marking example of “Type-A square and rectangular key, Type-B square
and rectangular key”.
This Standard replaced GB/T 1097-1979 since the implementation date.
This Standard was proposed by and under the jurisdiction of National Technical
Committee for Standardization of Shafts for Machinery and Accessories.
Drafting organizations of this Standard: Mechanical Engineering Research Institute;
Shanghai Qiuming Standard Parts Co., Ltd.; Shijiazhuang Sprocket General Factory;
and Beijing Standard Pieces Co., Ltd.
Chief drafting staffs of this Standard: Ming Cuixin, Shen Zhifang, Du Gang, Zhou
Yueqiu, and Ding Haijun.
Square and Rectangular Keys
1 Scope
This Standard specifies the square and rectangular keys with width of b=8mm~45mm.
2 Normative References
The provisions in following documents become the provisions of this Standard through
reference in this Standard. For dated references, the subsequent amendments
(excluding corrigendum) or revisions do not apply to this Standard, however, parties
who reach an agreement based on this Standard are encouraged to study if the latest
versions of these documents are applicable. For undated references, the latest edition
of the referenced document applies.
GB/T 65 Slotted Cheese Head Screws
GB/T 321 Preferred Numbers – Series of Preferred Numbers
GB/T 822 Cheese Head Screws with Cross Recess
GB/T 1095 Square and Rectangular Keyways
GB/T 1568 Technical Specifications for Keys
3 Dimension and Tolerance
The type, dimension and tolerance of square and rectangular keys are shown in Figure
1 and Table 1.