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GB/T 4678.13-2018: Die casting dies -- Components -- Part 13: Ejector plate washers
Status: Valid GB/T 4678.13: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 4678.13-2018 | English | 119 |
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Die casting dies -- Components -- Part 13: Ejector plate washers
| Valid |
GB/T 4678.13-2018
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| GB/T 4678.13-2003 | English | 199 |
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Die-casting die component -- Part 13: Ejector plate washer
| Obsolete |
GB/T 4678.13-2003
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| GB/T 4678.13-1984 | English | 199 |
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Die-cast die components--Ejector plate washers
| Obsolete |
GB/T 4678.13-1984
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PDF similar to GB/T 4678.13-2018
Basic data | Standard ID | GB/T 4678.13-2018 (GB/T4678.13-2018) | | Description (Translated English) | Die casting dies -- Components -- Part 13: Ejector plate washers | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J46 | | Classification of International Standard | 25.120.30 | | Word Count Estimation | 6,652 | | Date of Issue | 2018-09-17 | | Date of Implementation | 2019-04-01 | | Older Standard (superseded by this standard) | GB/T 4678.13-2003 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 4678.13-2018: Die casting dies -- Components -- Part 13: Ejector plate washers---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.
Die casting dies - Components - Part 13. Ejector plate washers
ICS 25.120.30
J46
National Standards of People's Republic of China
Replace GB/T 4678.13-2003
Die-moulding parts - Part 13. Push-plate washers
Published on.2018-09-17
Implementation of.2019-04-01
State market supervision and administration
China National Standardization Administration issued
Foreword
GB/T 4678 "die-casting parts" is divided into 19 parts.
--- Part 1. Template;
--- Part 2. Round inserts;
--- Part 3. Rectangular inserts;
--- Part 4. square guide column;
---Part 5. Round guide column;
--- Part 6. Leading guide bushing;
--- Part 7. Straight guide sleeves;
--- Part 8. Push board;
---Part 9. Push plate guide column;
--- Part 10. Push plate guide sleeve;
--- Part 11. putter;
---Part 12. Reset lever;
---Part 13. Push plate washers;
--- Part 14. Limit nails;
---Part 15. Blocks;
---Part 16. Flat putter;
---Part 17. Pushing;
---Part 18. Support columns;
--- Part 19. Positioning elements.
This part is the 13th part of GB/T 4678.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
This part replaces GB/T 4678.13-2003 "Die-casting mould parts Part 13. Push-plate washers".
The main technical changes in this section compared with GB/T 4678.13-2003 are as follows.
--- Modified the unsurfaced roughness value in Figure 1, modified from Ra6.3μm to Ra3.2μm;
--- Change the h tolerance requirement in Table 1 to be marked in Figure 1;
--- Table 1 D1 value 32 is modified to 30, h value 5 is modified to 6, in line with other parts of the standard;
--- Modified the material hardness value, modified from hardness 40HRC~45HRC to 28HRC~32HRC.
This part is proposed and managed by the National Die Standardization Technical Committee (SAC/TC33).
This section drafted by. Zhangzhou Hongtu Precision Die Casting Co., Ltd., Changshu City Product Quality Supervision and Inspection Institute, Anhui Ruijie Forging
Limited Liability Company, Guilin University of Electronic Technology, Ningbo Longyuan Precision Machinery Co., Ltd., Yiwu Jinglong Mould Co., Ltd., Xi'an Yuntuo Electric Appliance Co., Ltd.
Co., Ltd., Xiamen Wanhuilong Industry and Trade Co., Ltd., Guilin Electric Apparatus Research Institute Co., Ltd.
The main drafters of this section. Zeng Qin, Qin Jianqing, Lu Meilian, Li Qingning, Lin Guodong, Gong Lihua, Liu Junhua, Huang Xiaoqing, Zhang Li, Yan Canyi,
Zhou Jinfeng, Liao Hongyi, Pan Shuguang.
The previous versions of the standards replaced by this section are.
---GB/T 4678.13-1984, GB/T 4678.13-2003.
Die-moulding parts - Part 13. Push-plate washers
1 Scope
This part of GB/T 4678 specifies the structural type and dimensions, requirements, materials and markings of push-plate gaskets for die-casting moulds.
This section applies to push plate washers for die-casting molds.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 4679 Die Casting Parts Technical Conditions
3 Structure type and size
The structure of the push plate washer is shown in Figure 1, and the dimensions are shown in Table 1.
The unit is mm
Not marked chamfer 1 × 45 °;
The surface roughness value is in microns;
The surface roughness value of the unfilled surface was Ra 3.2 μm.
Figure 1 push plate washer
Table 1 Push plate washer size is in millimeters
D D1 h
6,8
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