GB/T 4457.5-2013 English PDF

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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: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 4457.5-2013	209	Add to Cart	3 days	Mechanical drawings -- Basic conventions for representing areas on cuts and sections	Valid
GB/T 4457.5-1984	199	Add to Cart	2 days	Mechanical drawings--Symbols for sections	Obsolete

Similar standards

GB/T 4096.1   GB/T 5097   GB/T 4249   GB/T 4459.7   GB/T 4460   GB/T 4458.3   

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Older Standard (superseded by this standard): GB/T 4457.5-1984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

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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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