|
US$109.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 4678.7-2017: Diecasting dies -- Components -- Part 7: Straight guide bush
Status: Valid GB/T 4678.7: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 4678.7-2017 | English | 109 |
Add to Cart
|
3 days [Need to translate]
|
Diecasting dies -- Components -- Part 7: Straight guide bush
| Valid |
GB/T 4678.7-2017
|
| GB/T 4678.7-2003 | English | 159 |
Add to Cart
|
2 days [Need to translate]
|
Die-casting die components -- Part 7: Straight guide bush
| Obsolete |
GB/T 4678.7-2003
|
| GB/T 4678.7-1984 | English | 199 |
Add to Cart
|
2 days [Need to translate]
|
Die-cast die components--Guide bushings type B
| Obsolete |
GB/T 4678.7-1984
|
PDF similar to GB/T 4678.7-2017
Basic data | Standard ID | GB/T 4678.7-2017 (GB/T4678.7-2017) | | Description (Translated English) | Diecasting dies -- Components -- Part 7: Straight guide bush | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J46 | | Classification of International Standard | 25.120.30 | | Word Count Estimation | 5,595 | | Date of Issue | 2017-09-29 | | Date of Implementation | 2018-04-01 | | Older Standard (superseded by this standard) | GB/T 4678.7-2003 | | Quoted Standard | GB/T 1801-2009; GB/T 1804-2000; GB/T 4679 | | Regulation (derived from) | National Standard Notice 2017 No. 23 | | 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 structure type and size, requirements, materials and marking of direct-guided die-casting die sets. This section applies to direct die casting die sets. | GB/T 4678.7-2017: Diecasting dies -- Components -- Part 7: Straight guide bush---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.
Diecasting dies - Components - Part 7. Straight guide bush
ICS 25.120.30
J46
National Standards of People's Republic of China
Replacing GB/T 4678.7-2003
Die casting parts
Part 7. Straight boot
2017-09-29 Posted
2018-04-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
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 sleeve;
--- Part 7. Direct guide sleeve;
--- Part 8. Push plate;
--- 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 nail;
--- Part 15. Pad;
--- Part 16. Flat push rod;
--- Part 17. Push the tube;
--- Part 18. Supporting columns;
--- Part 19. Positioning components.
This section GB/T 4678 Part 7.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This Part replaces GB/T 4678.7-2003 "Die Cast Parts Part 7. Straight guide sleeve."
This section compared with GB/T 4678.7-2003 main changes are as follows.
--- The standard name changed to three-stage, renamed the "die-casting mold part 7. Direct guide sleeve";
--- According to the latest relevant national standards on the standard content, structure and charts were normative changes;
--- Table 1 to be rearranged, the main parameter D corresponds to the guide section diameter, D1 corresponds to the diameter of the fixed section, and other parts of the standard coordination
Consistent
--- Table D in the D and D1 tolerance requirements H8, r6 replaced by marked in the figure;
--- Adjust the Table 1 D, D1, L size series, and expand the size range, the main parameter D increased by 12 specifications, D1 corresponding increase
20 specifications, L increased 100,120 specifications;
--- Adjust the recommended material and hardness;
--- Modify the markings and examples, and added a mark in the material grade.
This part of the mold by the National Standardization Technical Committee (SAC/TC33) and focal point.
This section drafted unit. Dongguan City, Guangdong Province Quality Supervision and Testing Center, Tianjin Polytechnic Normal University, Suzhou 赛 Po calibration of technical services
Service Company, Po Tak powder injection molding (Changshu) Co., Ltd., Guilin Electric Institute of Science and Technology Co., Ltd., Guilin University of Electronic Science and Technology.
The main drafters of this section. Ouhai Long, Xu Chaohui, Xu Yan, Gu Wen Da, Wang Chong, Liao Hongyi, Huang Wei, Li Zhen, Zhuang Jianfeng, Ma Qingguo,
Li Ruifeng.
This part replaces the standards previously issued as.
--- GB/T 4678.7-1984, GB/T 4678.7-2003.
Die casting parts
Part 7. Straight boot
1 Scope
GB/T 4678 provisions of this part of the direct injection die casting mold structure and size, requirements, materials and markings.
This section applies to die-casting straight guide sleeve.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 1801-2009 Geometrical Product Specifications (GPS) Limits and Tolerances and Matching Options
GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without tolerance
GB/T 4679 die casting mold parts technical conditions
3 structure and size
Straight guide sleeve structure shown in Figure 1, the size shown in Table 1.
Note. The surface roughness is not noted Ra3.2μm.
Figure 1 direct guide sleeve
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 4678.7-2017_English be delivered?Answer: Upon your order, we will start to translate GB/T 4678.7-2017_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time. Question 2: Can I share the purchased PDF of GB/T 4678.7-2017_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 4678.7-2017_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet. Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to [email protected]. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay. Question 5: Should I purchase the latest version GB/T 4678.7-2017?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 4678.7-2017 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.
|