1 Scope
This standard specifies the requirements for the surface color and mark of petrochemical equipment, above ground piping and steel structures.
This standard is applicable to the design, construction and maintenance of surface colors and marks of equipment, above ground piping and steel structures of petrochemical plants and system units.
2 Normative References
The following referenced documents are indispensable for the application of this standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 2893 Safety colours
GB 2894 Safety signs and guideline for the use
GB/T 3181 Colour standard for paint film
GB 13495 Fire safety signs
GB 50051 Code for design of chimneys
DL/T 5072 Code for designing insulation and painting of fossil fuel power plant
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
surface
outermost layer of equipment, piping and steel structures (including thermal insulation external protection layer) that may be seen from the outside
3.2
surface color
color of paint film applied to the surface of equipment, piping and steel structures
3.3
mark
identification of information about equipment tag number, medium name or code, classification of medium hazardous characteristics, flow direction, etc., which is painted or listed on the local scope of the external surface of equipment and pipeline
Foreword I
1 Scope
2 Normative References
3 Terms and definitions
4 General requirements
5 Equipment
6 Piping
6.1 Surface color
6.2 Marks
6.3 Valve and piping auxiliaries
7 Steel structures
Annex A (Informative) Color atlas
Explanation of wording in this standard
