GB/T 799-2020 PDF in English
GB/T 799-2020 (GB/T799-2020, GBT 799-2020, GBT799-2020)
Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Name of Chinese Standard | Status |
GB/T 799-2020 | English | 105 |
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Foundation bolts
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GB/T 799-1988 | English | 199 |
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Eyelet bolts
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Standards related to (historical): GB/T 799-2020
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GB/T 799-2020: PDF in English (GBT 799-2020) GB/T 799-2020
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 21.060.10
J 13
Replacing GB/T 799-1988
Foundation bolts
地脚螺栓
ISSUED ON: NOVEMBER 19, 2020
IMPLEMENTED ON: JUNE 01, 2021
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Type dimensions ... 5
4 Technical conditions and reference standards ... 8
5 Marking ... 9
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This Standard replaces GB/ T799-1988 “Eyelet bolts”. Compared with GB/T
799-1988, the major technical changes are as follows:
-- Modify the specification range (see Table 1 ~ Table 3; Table 1 of version
1988);
-- Add the type dimensions of foundation bolts (see Chapter 3);
-- Modify the length series (see Table 4; Table 1 of version 1988);
-- Add general technical requirements (GB/T 16938) (see Table 5);
-- Change the product performance grade from 3.6 to 4.6 and 5.6 (see Table
5; Table 2 of version 1988);
-- Add technical requirements for hot-dip galvanizing (GB/T 5267.3) (see
Table 5).
This Standard was proposed by China Machinery Industry Federation.
This Standard shall be under the jurisdiction of National Technical Committee
85 on Fasteners of Standardization Administration of China (SAC/TC 85).
The drafting organizations of this Standard: Hebei Xinde Power Accessories
Co., Ltd., China Productivity Center for Machinery, Zhejiang Haili Co., LTD.,
Ningbo Ningli High-strength Fastener Co., Ltd., General Parts Product Quality
Supervision and Testing Center for Machinery Industry.
This Standard shall be under the interpretation of the National Technical
Committee 85 on Fasteners of Standardization Administration of China.
The previous versions of the standards which are replaced by this Standard are:
-- GB 799-1976, GB/T 799-1988.
Foundation bolts
1 Scope
This Standard specifies the type dimensions, technical conditions, reference
standards and marking of foundation bolts.
This Standard applies to foundation bolts, of which is thread specification is M8
~ M72, the performance grades are 4.6 and 5.6, and the product grade is C.
2 Normative references
The following documents are indispensable for the application of this document.
For dated references, only the dated version applies to this document. For
undated references, the latest edition (including all amendments) applies to this
document.
GB/T 2, Fasteners - Ends of parts with external thread
GB/T 90.1, Fasteners - Acceptance inspection
GB/T 90.2, Fasteners - Marking and packaging
GB/T 196, General purpose metric screw threads - Basic dimensions
GB/T 197, General purpose metric screw threads - Tolerances
GB/T 1237, Designation system for fasteners
GB/T 3098.1, Mechanical properties of fasteners - Bolts, screws and studs
GB/T 3103.1, Tolerances for fasteners - Bolts, screws, studs and nuts
GB/T 5267.1, Fasteners - Electroplated coatings
GB/T 5267.3, Fasteners - Hot dip galvanized coatings
GB/T 5276, Fasteners - Bolts, screws, studs and nuts - Symbols and
descriptions of dimensions
GB/T 5779.1, Fasteners - Surface discontinuities - Bolts, screws and studs
for general requirements
...... Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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