HG/T 20519.16-1992 Special pipe rack drawing

HG/T 20519.16-1992 Special pipe rack drawing HG/T20519.16-1992 standard download decompression password: www.bzxz.net

Special pipe rack drawing
HG 20519.16-92
Special pipe rack drawing
HG20519.16-92
Non-standard pipe racks (called special pipe racks) should be drawn. Draw the general structure drawing and prepare the material list according to the technical requirements and welding methods of the "Chemical Equipment Document Preparation Regulations". 2 The line width and font regulations are shown in HG20519.28-92. The supported pipes should be represented by thin solid lines. The welding rod brand should be indicated.
4. If standard parts are selected in the special pipe rack drawing, the drawing number or standard number of the standard parts should be noted. 5 In order to facilitate the reuse of drawings, one drawing is drawn for each special pipe rack. 6 The drawing size is generally A4 or A3.
7 The scale is generally 1:20 or 1:10.
8 A material list is listed above the title bar. Its format and content are shown in the example figure. 9 The notes should indicate the technical requirements or construction requirements as well as the adopted standards and specifications, etc. See the example drawing
Mark the pipe section number and pipe diameter
Note: All welds are made of arc welding, welding rod brand ×××, GB 39-88
GB39-88
XXX-XX
XXX-XX
Drawing number or standard number
Square nut M10
Square nut M12
Pipe clamp Q1-40
Pipe clamp Q1-50
Pipe clamp Q1-100bzxz.net
Steel plate 300×300
x-xx××
Total weight 22 kg
Channel steel [100×48×5.3L-1000
AS1105
Quantity!
Pipe rack diagram (example)
Area number
xxx-xx
Weight (kg)
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