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GB/T 4457.5-2013: Mechanical drawings -- Basic conventions for representing areas on cuts and sections
Status: Valid GB/T 4457.5: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 4457.5-2013 | English | 209 |
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Mechanical drawings -- Basic conventions for representing areas on cuts and sections
| Valid |
GB/T 4457.5-2013
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| GB/T 4457.5-1984 | English | 199 |
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2 days [Need to translate]
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Mechanical drawings--Symbols for sections
| Obsolete |
GB/T 4457.5-1984
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PDF similar to GB/T 4457.5-2013
Basic data | Standard ID | GB/T 4457.5-2013 (GB/T4457.5-2013) | | Description (Translated English) | Mechanical drawings -- Basic conventions for representing areas on cuts and sections | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J04 | | Classification of International Standard | 01.100.20 | | Word Count Estimation | 9,968 | | Older Standard (superseded by this standard) | GB/T 4457.5-1984 | | Quoted Standard | GB/T 4457.4-2002; GB/T 17453-2005 | | Regulation (derived from) | National Standards Bulletin No. 25 of 2013 | | 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 mechanical design of various profiles symbols and painting. This standard applies to the mechanical design of the cross-sectional view and a cross sectional view of the cross-sectional area, said. | GB/T 4457.5-2013: Mechanical drawings -- Basic conventions for representing areas on cuts and sections
---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.
Mechanical drawings. Basic conventions for representing areas on cuts and sections
ICS 01.100.20
J04
National Standards of People's Republic of China
Replacing GB/T 4457.5-1984
Notation mechanical drawing sectional area
Issued on. 2013-12-17
2014-10-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This section drafted in accordance with GB/T 1.1-2009 given rules.
This section is a supplement to GB/T 17453 of.
This Part replaces GB/T 4457.5-1984 "Mechanical Drawing sectional symbol."
This portion of the GB/T 4457.5-1984 compared to the main technical changes are as follows.
--- The standard name was changed to "mechanical drawing cross-sectional area of \u200b\u200brepresentation."
--- Increase the "scope", "Normative references" and add relevant content.
--- Added "General Provisions" and add relevant content.
--- Modify the cross-sectional area in Table 1, "concrete" and "concrete" representation.
--- Wood category "vertical cross-sectional", "cross section" to "profile", "cross section" and "cross-section" Legend apart.
--- Modify the "metal parts in the same figure, the cross-sectional view, a sectional view of the section line should be drawn in equal intervals, and a same direction
As with the main contour or cross-sectional area of \u200b\u200bthe line of symmetry parallel to the line of 45 °. If necessary, the hatch can be painted with the main contours
The proper angle to angle "(see 4.1, GB/T 4457.5-1984 2.1).
--- Revised Figure 1.
--- Changed the time "as part of the graphic to be shown only after the cut, do not draw the boundary fault boundary line should be drawn Hatch
Neat "(see 4.4, GB/T 4457.5-1984 2.4).
--- Modified "When two adjacent cross-sectional area are blacked out, should stay out of the gap between the two cross-sectional area of \u200b\u200bnot less than 0.7mm" (see 4.10,
GB/T 4457.5-1984 2.10).
This part of the National Technical product documentation Standardization Technical Committee (SAC/TC146) and focal points.
This section is drafted. the machine Productivity Promotion Center, Hefei Kaibang Motor Co., Ltd., China Electronics Technology Group Corporation thirty-eighth
Institute, Anhui Hongqiao Metal Manufacturing Co., Ltd., Beijing Branch New Era Information Technology Co., Ltd., Jiangsu Institute of Technology, Dalian Maritime University,
Hefei University of Technology.
The main drafters of this section. thanks to Yang, Zhang Xiaojun, Jinchen Yi, Zhou Hongqiao, Huxiang Tao, Chen Xingyu, Yuchang Guo, Li Rong, Like Shun,
Lidai Song, Liu Jing, Zhang Hongqi, Gao Hongwei, Wang Huai Germany, Zou Yutang, Li Xue Jing.
This part of the standard replaces the previous editions are.
--- GB/T 4457.5-1984.
Notation mechanical drawing sectional area
1 Scope
GB/T 4457 provisions of this part of the cross-section of various symbols in mechanical drawing and painting.
This section applies to the mechanical design of the cross-sectional view and a sectional view showing the cross-sectional area.
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.
GB/T 4457.4-2002 Mechanical drawings Fatou line
Notation GB/T 17453-2005 Technical drawings - sectional area
3 General Provisions
3.1 part complements the GB/T 17453 of.
3.2 In the cross-sectional view and a sectional view, the general cross-section is filled symbol indicates a sectional area.
4 sectional symbol
Commonly used cross-sectional symbol as shown in Table 1.
Table 1 represents a cross-sectional area of \u200b\u200blaw
metallic material
(Already provided for by symbols except sectional)
Wood plywood
(Regardless of the number of layers)
Coil winding dirt around the base element
Rotors, armatures, transformers and
Reactors and other stacked steel
Concrete
Non-metallic materials
(Already provided for by symbols except sectional)
RC
Sand, filling sand, powder metallurgy, sand
Round, ceramic blade, carbide
Blades, etc.
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