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GB/T 15825.6: Historical versions
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Sheet metal formability and test methods -- Part 6: Conical cup test
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| GB/T 15825.6-1995 | English | 239 |
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Sheet metal formability and test methods--Conical cup test
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Basic data
| Standard ID | GB/T 15825.6-2008 (GB/T15825.6-2008) |
| Description (Translated English) | Sheet metal formability and test methods -- Part 6: Conical cup test |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | J32 |
| Classification of International Standard | 77.040.10 |
| Word Count Estimation | 9,982 |
| Date of Issue | 2008-12-23 |
| Date of Implementation | 2009-06-01 |
| Older Standard (superseded by this standard) | GB/T 15825.6-1995 |
| Quoted Standard | GB/T 308; GB/T 15825.2-2008 |
| Regulation (derived from) | National Standard Approval Announcement 2008 No.21 (Total No.134) |
| 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 sheet metal cone cup is a composite index formability test method " drawing + bulging. " This section applies to a thickness of 0. 50 mm ~ 1. 60 mm sheet metal, negotiated by the parties concerned, the thickness may be appropriate to expand the scope of application. |
GB/T 15825.6-2008: Sheet metal formability and test methods -- Part 6: Conical cup test
---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.
Sheet metal formability and test methods Part 6. Conical cup test
ICS 77.040.10
J32
National Standards of People's Republic of China
Replacing GB/T 15825.6-1995
Performance and test methods for metal sheet forming
Part 6. Cone cup test
Posted 2008-12-23
2009-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 15825 "Performance and test methods for sheet metal forming" is divided into eight sections.
--- Part 1. formability and indicators;
--- Part 2. General test procedures;
--- Part 3. drawing and drawing load test;
--- Part 4. reaming test;
--- Part 5. bending test;
--- Part 6. Cone cup test;
--- Part 7. Test lug;
--- Part 8. Forming Limit Diagram (FLD) Determination Guide.
This part of GB/T 15825 Part 6.
This Part replaces GB/T 15825.6-1995 "Sheet metal formability and test methods - Conical cup test."
Section compared with the GB/T 15825.6-1995, major changes in the following.
--- Added "foreword";
--- "2 Normative references" added the introductory text;
--- Delete the original standard of 6.4, 6.5 and 3;
--- Increased by 7.3;
--- Original name in Appendix A of the standard was changed to "cone cup calculate the relative value";
--- Some of the original standard text format, and the figure caption item number column made editorial changes.
Appendix A of this section is an informative annex.
This part is proposed by China Machinery Industry Federation.
This part of the National Standardization Technical Committee centralized forging.
This section is drafted. Wuhan University of Technology, Zhengzhou University, Dongfeng Motor Co. stamping die.
The main drafters of this section. Jiangkui Hua, Cao deep, Waring, Huang Shangyu, Mao Huajie, Li Jianhua.
This part of the standard replaces the previous editions are.
--- GB/T 15825.6-1995.
Performance and test methods for metal sheet forming
Part 6. Cone cup test
1 Scope
GB/T 15825 provisions of this part of the sheet metal cone cup to a composite value index formability test method "Drawing + bulging."
This section applies to a thickness of 0.50mm ~ 1.60mm of sheet metal, the relevant parties, may be appropriate to expand the applicable thickness
range.
2 Normative references
The following documents contain provisions which, through reference GB/T 15825 in this section constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this
section.
GB/T 308 Rolling Ball (GB/T 308-2002, ISO 3290.1998, Rolingbearings-Bal-Dimen-
sionsandtolerances, NEQ)
GB/T 15825.2-2008 sheet metal formability and test methods - Part 2. General test procedures
3 symbols, names and units
Symbols, names and units used in this section are shown in Table 1.
Table 1 symbol, name and unit
Symbol Name Unit
Dmax cone cups the bottom of the side walls rupture, the mouth portion of the maximum outer diameter mm
Dmin cone cup at the bottom of the side walls rupture, the mouth portion of the minimum outer diameter mm
CCV value mm cone cup
η cone cup relative value
Fp punch force N
Dp ball diameter mm
D0 specimen diameter mm
Dd die hole diameter mm straight end
γ die hole cone angle (°)
D cone cup diameter mm
Qin Dmax cone cup Average maximum outer diameter mm
...
