The International Organization for Standardization (ISO). This ISO document is a Draft International Standard. ISO/TC 118/SC
1.Voting begins on: 2010-10-07.Voting terminates on: 2011-03-07. This second edition cancels and replaces the first edition (ISO 10439:2002), which has been technically revised and split into four (4) parts. 102p. This International Standard specifies minimum requirements and gives recommendations for axial compressors, single-shaft and integrally geared process centrifugal compressors and expander-compressors for special purpose applications that handle gas or process air in the petroleum, petrochemical and natural gas industries. This part of ISO 10439 specifies integrally geared centrifugal compressors in conjunction with ISO 10439-1.