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GB/T 14-2013 PDF English

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GB/T 14-2013: Mushroom head square neck bolts
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GB/T 14: Historical versions

Std IDVersionUSDBuyDeliver [PDF] inTitle (Description)
GB/T 14-2013English189 Add to Cart 3 days [Need to translate] Mushroom head square neck bolts
GB/T 14-1998English279 Add to Cart 3 days [Need to translate] Cup head square neck bolts with large head--Product grade C
GB/T 14-1988EnglishRFQ ASK 3 days [Need to translate] Cup head square neck bolts with large head

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Basic data

Standard ID GB/T 14-2013 (GB/T14-2013)
Description (Translated English) Mushroom head square neck bolts
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J13
Classification of International Standard 21.060.10
Word Count Estimation 8,886
Older Standard (superseded by this standard) GB/T 14-1998
Quoted Standard GB/T 2; GB/T 90.1; GB/T 90.2; GB/T 196; GB/T 197; GB/T 1237; GB/T 3098.1; GB/T 3098.6; GB/T 3103.1; GB/T 5267.1; GB/T 5267.3; GB/T 5276; GB/T 16938
Regulation (derived from) National Standards Bulletin 2013 No. 9
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 thread size of M5 ~ M20, product grade C grade oval head square neck bolts.

GB/T 14-2013: Mushroom head square neck bolts


---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.
Mushroom head square neck bolts ICS 21.060.10 J13 National Standards of People's Republic of China Replacing GB/T 14-1998 Oblate head square neck bolts Issued on. 2013-06-09 2014-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is one of the national standard "bolt series of standards", the series includes. --- GB/T 8-1988 square head bolts; --- GB/T 10-2013 countersunk square neck bolts; --- GB/T 11-2013 Shen head nib bolt; --- GB/T 12-2013 head square neck bolts; --- GB/T 13-2013 round with mortise bolts; --- GB/T 15-2013 oval head nib bolt; --- GB/T 27-2013 hex head bolt reinforcing rods; --- GB/T 28-2013 hex-head screw bolt hole reinforcing bars; --- GB/T 29.1-2013 hexagonal head bolts groove; --- GB/T 29.2-2013 hexagonal head cross recessed bolt; --- GB/T 31.1-2013 hexagon head bolts with; --- GB/T 31.2-1988 hexagon head bolts with a thin rod; --- GB/T 31.3-1988 hexagon head bolts with fine teeth; --- GB/T 32.1-1988 hexagon head bolt hole; --- GB/T 32.2-1988 hexagon head with holes bolt shank; --- GB/T 32.3-1988 hexagon head bolts with wire holes tooth; --- GB/T 35-2013 small square head bolts; --- GB/T 5780-2000 hex head bolts Grade C; --- GB/T 5781-2000 hex head bolt Full thread Class C; --- GB/T 5782-2000 hex head bolts; --- GB/T 5783-2000 hex head bolts - Full thread; --- GB/T 5784-1986 hex head bolt shank; --- GB/T 5785-2000 hex head bolts with fine teeth; --- GB/T 5786-2000 hex head bolt fine pitch full thread; --- GB/T 5789-1986 hex flange bolts to increase the Series B grade; --- GB/T 5790-1986 hex flange bolts Heavy series B grade; --- GB/T 16674.1-2004 Hexagon flange bolts small series; --- GB/T 16674.2-2004 Hexagon flange bolts with fine teeth small series. This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 14-1998 "Mushroom head square neck bolts C grade." This standard 14-1998 major changes compared to GB/T as follows. --- Modify the standard name; --- No international standard ISO 8677. 1986 "Mushroom head square neck bolts Product grade C"; --- Cancel "commodity fasteners varieties should be preferred" (Chapter 1 of the 1998 edition); --- Update normative references (Chapter 2); --- Increase the "common specifications length" terms (see Table 1 Note h); --- Increase general technical conditions (see Table 2); --- Increase in stainless steel grade A2-50 and A2-70 (see Table 2). The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee fasteners (SAC/TC85) centralized. This standard is drafted by. Productivity Promotion Center in the machine. Participated in the drafting of this standard. Ningbo Economic and Technological Development Zone Yonggang Fastener Co., Ltd., Ningbo machine machinery parts and components testing limited the company. This standard replaces the standards previously issued as follows. --- GB 14-1958, GB 14-1976, GB/T 14-1988, GB/T 14-1998. Oblate head square neck bolts

1 Scope

This standard specifies the thread size of M5 ~ M20, product grade C grade oval head square neck bolts.

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. The end of the GB/T 2 fasteners threaded part GB/T 90.1 Fasteners acceptance inspection GB/T 90.2 Fasteners marking and packaging GB/T 196 common thread basic size GB/T 197 common thread tolerance GB/T 1237 marking method fasteners GB/T 3098.1 Mechanical properties of fasteners Bolts, screws and studs GB/T 3098.6 Mechanical properties of fasteners stainless steel bolts, screws and studs GB/T 3103.1 Tolerances for fasteners - Bolts, screws, studs and nuts GB/T 5267.1 fasteners plating layer GB/T 5267.3 Fasteners hot dip galvanized coatings GB/T 5276 Fasteners Bolts, screws, studs and nuts - Symbols and designations size GB/T 16938 Fasteners Bolts, screws, studs and nuts conditions

3 Dimensions

Type dimensions shown in Figure 1 and Table 1. Size code labeling and methods in line with GB/T 5276. ...

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