ISO 10628-2-2012 pdf free download.Diagrams for the chemical and petrochemical industry – Part 2: Graphical symbols.
This part of ISO 10628 defines graphical symbols for the preparation of diagrams for the chemical and petrochemical industry. It is a collective application standard of the ISO 14617 series.
This part of ISO 10628 does not apply to graphical symbols for electrotechnical diagrams; for these, see IEC 60617.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 10209, Technical product documentation — Vocabulary — Terms relating to technical drawings, product definition and related documentation
ISO 14617 (all parts), Graphical symbols for diagrams
ISO 15519-1, Specification for diagrams for process industry — Part 1: General rules
ISO 81714 (all parts), Design of graphical symbols for use in the technical documentation of products
IEC 81714 (all parts), Design of graphical symbols for use in the technical documentation of products
3 Terms and definitions
For the purposes of this document, the definitions given in the ISO 14617 series and ISO 10209 apply.
4 Structure of graphical symbols
The graphical symbols are grouped according to functional and/or design features. See Table 1.
5 Graphical symbols
Graphical symbols for diagrams used in chemical and petrochemical industry are presented in Table 2, which is is divided into four columns, as follows:
I Item no. Consecutive numbering within each subject group according to Table 1
2 Reg. no. Registration numbers structured as follows:
nnn Registration number for ISO 14617 graphical symbols.
Cnnnn Preliminary registration number for a new graphical symbol, which will be implemented in ISO 14617. The preliminary registration number will be replaced with the final ISO 14617 registration number at first periodical review of ISO 10628-2.
X2nnn Registration number for ISO 14617 symbol examples.
X8nnn Registration number for ISO 10628-2 symbol examples.
3 Graphical symbol Graphical symbols shown with a 2,5 mm dotted grid behind. Preferred
locations of connections at graphical symbols are indicated by This
is not a part of the graphical symbol.
4 Description The preferred descriptors for the graphical symbol.
Rules for modification of proportions and orientation of graphical symbols are given in ISO 81714 and IEC 81714.
If a graphical symbol is not accessible in ISO 10628-2, then ISO 14617 should be consulted for the needed graphical symbol.
If the needed graphical symbol is not available in ISO 14617, then the symbol shall be created by combining ISO 14617 symbols of basic nature with symbols given supplementary information according to rules given in ISO 14617, ISO 81714 and IEC 81714.ISO 10628-2 pdf download.