目录简介 | 1 Scope This standard specifies the surface color and mark on equipment, pipe and steel structure in petrochemical industry, which is convenient for operation and overhaul and promotes safe production as well as beautifies the plant appearance. This standard is applicable to the surface color and mark on equipment, pipe and steel structure in constructed, expanded and renovated petrochemical devices. Other devices in the petrochemical plant may refer to this standard. This standard is not applicable to safety color and safety mark. 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to this standard. GB/T 3181 "Colour Standard for Paint Film" GB 7231 "Basic Identification Colours and Code Indications for Industrial Pipelines" DL/T 5072 "Code for Designing Insulation and Painting of Fossil Fuel Power Plant" |