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GB/T 13915-2013: Tolerance of angles for stamping parts
Status: Valid GB/T 13915: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 13915-2013 | English | 139 |
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3 days [Need to translate]
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Tolerance of angles for stamping parts
| Valid |
GB/T 13915-2013
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| GB/T 13915-2002 | English | 279 |
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3 days [Need to translate]
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Tolerance of angles for stampings
| Obsolete |
GB/T 13915-2002
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| GB/T 13915-1992 | English | 199 |
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2 days [Need to translate]
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Tolerance of angles for stampings
| Obsolete |
GB/T 13915-1992
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PDF similar to GB/T 13915-2013
Basic data | Standard ID | GB/T 13915-2013 (GB/T13915-2013) | | Description (Translated English) | Tolerance of angles for stamping parts | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J32 | | Classification of International Standard | 25.020 | | Word Count Estimation | 6,656 | | Older Standard (superseded by this standard) | GB/T 13915-2002 | | Regulation (derived from) | National Standards Bulletin 2013 No. 9 | | Issuing agency(ies) | General Administration of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 angle of metal stampings tolerance class code, the tolerance value and the deviation value. This standard applies to punching and bending sheet metal parts. | GB/T 13915-2013: Tolerance of angles for stamping parts---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.
Tolerance of angles for stamping parts
ICS 25.020
J32
National Standards of People's Republic of China
Replacing GB/T 13915-2002
Stamping angle tolerance
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 was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB/T 13915-2002 "stamping angle tolerance", compared with the GB/T 13915-2002, in addition to editorial changes, the
The main technical changes are as follows.
--- Increased stampings blanking angle and bending angle of the legend (see 3.1 and 3.2);
--- Modify the standard English translation of the name (see cover, the cover of the 2002 edition);
--- Revised English translation of the term (see 21, 22, 2002 edition of the 2.1, 2.2.);
--- Revised 3.3 representation selected this standard (see 33, 2002 version 3.3.);
--- Modify the limit deviation (see Chapter 1, Chapter 4, 42, 2002 edition of Chapter 1, Chapter 4, 4.2);
--- Revised 4.1 stampings angular deviation range of choice (see 41, 2002 version 3.3.);
--- Modify the tolerance level selection table thickness range and selection of tolerance (see Appendix A, 2002 edition of Appendix A).
This standard by the National Standardization Technical Committee Forging (SAC/TC74) and focal points.
This standard is mainly drafted by. YTO (Luoyang) Limited Fulai Ge body.
The main drafters of this standard. Dai Road, Zhu Jing, Liu Nan.
This standard replaces the standards previously issued as follows.
--- GB/T 13915-1992;
--- GB/T 13915-2002.
Stamping angle tolerance
1 Scope
This standard specifies the angle of metal stampings Tolerance class code, tolerance values \u200b\u200band deviation values.
This standard applies to punching and bending sheet metal parts.
2 Terms and definitions
The following terms and definitions apply to this document.
2.1
Stamping Blanking angle blankingangleforstampingparts
In the flat planar portion stamping stamping or molding, processing by punching step from the point of view.
2.2
Stamping bending angle bendingangleforstampingparts
Processed by bending angle formed by stamping process.
3 stampings angle tolerance levels, and numerical code
3.1 stamping punching angle tolerance points and six levels, namely. AT1 to AT6. AT represents stamping punching angle tolerance, tolerance level on behalf of the
Numerals with Arabic numerals. From AT1 to AT6 rating in descending order. Stamping Blanking angle tolerance values \u200b\u200bspecified in Table 1. stamping
Member blanking angle tolerance should choose a shorter side as the main parameter. Short side dimension L selection example shown in Figure 1.
Table 1 stamping punching angle tolerance
Tolerance level
Short side dimension L
mm
≤10 > 10 ~ 25 > 25 ~ 63 > 63 ~ 160 > 160 ~ 400 > 400 ~ 1000 > 1000
AT1 0 ° 40 '0 ° 30' 0 ° 20 '0 ° 12' 0 ° 5 '0 ° 4' -
AT2 1 ° 0 ° 40 '0 ° 30' 0 ° 20 '0 ° 12' 0 ° 6 '0 ° 4'
AT3 1 ° 20 '1 ° 0 ° 40' 0 ° 30 '0 ° 20' 0 ° 12 '0 ° 6'
AT4 2 ° 1 ° 20 '1 ° 0 ° 40' 0 ° 30 '0 ° 20' 0 ° 12 '
AT5 3 ° 2 ° 1 ° 20 '1 ° 0 ° 40' 0 ° 30 '0 ° 20'
AT6 4 ° 3 ° 2 ° 1 ° 20 '1 ° 0 ° 40' 0 ° 30 '
figure 1
3.2 Stamping bending angle Rating 5 grades, namely. BT1 to BT5. BT represents stamping bending angle tolerance, tolerance level on behalf of the
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