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Keyword:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| HG/T 20559.7-1993 |
(Piping instrumentation diagrams piping and instrumentation design requirements flowchart device tag) |
China Chemical Industry
Standards flowchart |
 English PDF |
| HG/T 20559.6-1993 |
(Piping instrumentation diagrams piping and instrumentation design requirements flowchart insulation, thermal insulation, fire and sound insulation Code) |
China Chemical Industry
Standards flowchart |
English PDF |
| HG/T 20559.4-1993 |
(Piping and instrumentation design requirements flowchart pipeline piping instrumentation diagram number and labeling) |
China Chemical Industry
Standards flowchart |
English PDF |
| HG/T 20559.3-1993 |
(Piping instrumentation diagrams piping and instrumentation design requirements pipes and fittings graphical flowchart symbols) |
China Chemical Industry
Standards flowchart |
English PDF |
| HG/T 20559.2-1993 |
(Piping instrumentation diagrams piping and instrumentation design requirements flowchart graphical symbols) |
China Chemical Industry
Standards flowchart |
English PDF |
| HG 20519.28-1992 |
(flowcharts; equipment, piping layout; piping isometric drawings; fittings chart; equipment installation chart of the line width and font requirements) |
China Chemical Industry
Standards flowchart |
English PDF |
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