HG/T 20519.34-1992 Legends for equipment and piping layout drawings

HG/T 20519.34-1992 Legends for equipment and piping layouts HG/T20519.34-1992 Standard download decompression password: www.bzxz.net

Used on equipment and piping layout drawings
HG 20519.34-92
Coordinate origin
Direction indicator
Gravel (Xueshi) ground
Purple soil ground
Concrete ground
Reinforced concrete
Installation holes, pits
Legends used on equipment and piping layout drawings
HG 20519.34-92
National diameter is
Circle diameter is
Electric motor
Circular floor drain
Instrument panel, distribution box
Double-leaf door
Single-leaf door
Empty door opening
Pattern steel platewwW.bzxz.Net
Sub-plate
Floor slab and concrete beam
Partial grid line
Partial sub-plate
New surface painted red
Rhyme surface painted red
Rhyme surface painted red
Cross-section painted red
Cross-section painted red
Concrete cover of trench
Monorail crane
Bridge crane
Concrete column
Concrete floor painted
Cross-section painted red
The diameter of the small circle is
[3mm, also translated
According to the column load surface shape
Get to express
Cantilever crane
Jib crane
Crane track and installation beam
Surface.
Line width 0.9mm
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