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GB/T 4457.5-2013Mechanical drawings—Basic conventions for representing areas on cuts and sections (English PDF)

机械制图剖面区域的表示法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 17, 2013

Implementation date

October 1, 2014

Scope

GB/T 4457.5-2013 is the English-translated version of 机械制图剖面区域的表示法.

GB/T 4457.5-2013 is the Chinese standard "Mechanical drawings—Basic conventions for representing areas on cuts and sections". Its scope clause reads: 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. Its clauses include general provisions; sectional symbol.

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Document preview — GB/T 4457.5-2013

National Standard of the People's Republic of China

ICS: 01.100.20
Classification: J 04
Replacing: GB/T 4457.5-1984

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
3 General Provisions
4 sectional symbol

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 law 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.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Cited by

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Editions of GB/T 4457.5

Edition	Title	Revision	Status
GB/T 4457.5-2013	Mechanical drawings—Basic conventions for representing areas on cuts and sections	current edition	Current
GB/T 4457.5-1984	Mechanical drawings—Basic conventions for representing areas on cuts and sections	previous edition	Superseded

This page sells the current edition, GB/T 4457.5-2013. Earlier editions are listed for reference only.

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