GB/T 12529.4-1990
AbolishedGraphic symbols and codes for grainand oil industry--Oil and fat industry
粮油工业用图形符号、代号 油脂工业
Application Summary AI generated
This standard specifies the graphic symbols and codes used in the design of process flow diagrams and technical documentation for the oil and fat industry. It is applied in the engineering design, equipment labeling, and operational management of facilities involved in vegetable oil extraction, refining, and processing. The standard ensures clear communication and standardization across production, maintenance, and procurement activities within grain and oil enterprises.
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