Publication CODE |
Title |
IEC 60534-2-4:2009 (2009-05) |
INDUSTRIAL-PROCESS CONTROL VALVES - PART 2-4: FLOW CAPACITY - INHERENT FLOW CHARACTERISTICS AND RANGEABILITY |
|
Price Excl. VAT |
Total number of pages, tables and drawings |
42.00 €
|
20. |
Description
IEC 60534-2-4:2009 applies to all types of industrial-process control valves. It defines how to state typical control valve inherent flow characteristics and inherent rangeabilities. It also defines how to establish criteria for adherence to manufacturer-stated flow characteristics. This edition constitutes a technical revision. The main changes with respect to the previous edition are:
- update the normative references;
- delete the terminology included in IEC 60534-1;
- transform the previous Note 1 in Clause 6;
- redraw the graphics;
- delete the previous Figure 3.
|
Class |
C990
(IEC PUBLICATIONS IEC PUBLICATIONS)
|
BEC Approval |
2009-05-13 |
ICS-Code (International Standards Classification) |
23.060.40
, 25.040.40
|
NBN Status |
New |
|
IEC publication date |
2009-05-13 |
IEC stability date |
2020-12-31 |
IEC last modification date |
2020-01-02 |
|