GB 4476.2-1984 Graphical symbols for metal shipbuilding

This standard applies to metal hull drawings of ships and military auxiliary ships. Other ship hull drawings, ship machinery and ship electrical drawings, in addition to their own characteristics, can be used as a reference. Parts not clearly specified in this standard should be drawn in accordance with the national standard "Mechanical Drawing". GB 4476.2-1984 Graphical symbols for metal hull drawings GB4476.2-1984 Standard download decompression password: www.bzxz.net

UDC.629.12.011:744.4
National Standard of the People's Republic of China
GB 4476.1 ~447B,4--:B4
Published on 1984-06-18
System drawings
Drawings for metal hull of ships1985-04-01Implementation
National Standard
National Standard of the People's Republic of China
Metal hull system drawings
Graphic symbols
Drawings for metal hull of shipsGraphlcal symhols
UDC 629.12.01T:744
.4 : 003. 62
GB 4476.2-84
This standard applies to the shipbuilding drawings of civilian ships and military auxiliary ships. Other shipbuilding drawings, ship machinery and ship electrical drawings, in addition to their own characteristics, can be used as a reference. Parts of this standard that are clearly specified should be drawn in accordance with the national standard "Shipbuilding Drawing". Table of Shape Symbols
Draft symbol
Anhydride symbol
Shaft cut symbol
National Standard 1884-06-18 Issued
19B 5-04-01 Implementation
Continuous symbol*
Discontinuity symbol*
Aspect symbol
Auxiliary symbol
Small face symbol
GB -76.284
If the discontinuous relationship in the shape is clear, the symbol can be uninterrupted. The small opening is not cut, but the symbol can still be used. In the same figure, when this symbol is used more often, such as the surface diagram, the simplified method of the lower half can be adopted. J2bzxz.net
Additional Notes:
New Symbols
GB4476.2—84
This standard was proposed by China Shipbuilding Industry Corporation. The shipbuilding drawing writing group of this standard was responsible for drafting. No.
The main drafter of this standard is Yu Yuanbo.
From the date of implementation of this standard, the original standard CB*3009—77 will be invalid.
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