Name: UNI EN ISO 10438-4 : 2009
Brand: UNI

PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT- SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS

Published date

01-01-2009

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, abbreviated terms and definitions
4 General
  4.1 System selection
  4.2 Basic design
  4.3 Gas filters
  4.4 Transfer valves
  4.5 Condensate traps
5 Piping and tubing
6 Instrumentation, control and electrical systems
  6.1 General
  6.2 Alarms and shutdowns
  6.3 Instrumentation
7 Inspection, testing and preparation for shipment
  7.1 General
  7.2 Inspection
  7.3 Testing
  7.4 Preparation for shipment
8 Vendor's Data
  8.1 Proposal
  8.2 Spare parts
Annex A (informative) Datasheets
Annex B (informative) Piping and instrument diagrams
Annex C (informative) Inspector's checklist
Annex D (informative) Dry-gas-seal connection terminology and
        configurations
Bibliography

Describes requirements for support systems for self-acting gas seals (dry gas seals), for example as described in ISO 10439 and ISO 10440-1.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current
SupersededBy	UNI EN ISO 6368:2022
Supersedes	UNI EN ISO 10438-4 : 2004

Standards	Relationship
NBN EN ISO 10438-4 : 2008	Identical
NS EN ISO 10438-4 : 2ED 2007	Identical
BS EN ISO 10438-4:2003	Identical
ISO 10438-4:2007	Identical
I.S. EN ISO 10438-4:2007	Identical
NF EN ISO 10438-4 : 2009	Identical
ONORM EN ISO 10438-4 : 2008	Identical
EN ISO 10438-4:2007	Identical
DIN EN ISO 10438-4:2010-08	Identical
SN EN ISO 10438-4 : 2008	Identical
NEN EN ISO 10438-4 : 2008	Identical

ISO 15649:2001	Petroleum and natural gas industries — Piping
API 520-1 : 2014	SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 1: SIZING AND SELECTION
API 614 : 2008	LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES
API 617 : 2014	AXIAL AND CENTRIFUGAL COMPRESSORS AND EXPANDER-COMPRESSORS
API 526 : 2017	FLANGED STEEL PRESSURE-RELIEF VALVES
ISO 10438-1:2007	Petroleum, petrochemical and natural gas industries — Lubrication, shaft-sealing and control-oil systems and auxiliaries — Part 1: General requirements
ISO 10440-1:2007	Petroleum, petrochemical and natural gas industries — Rotary-type positive-displacement compressors — Part 1: Process compressors
API 520-2 : 2015	SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 2: INSTALLATION
API 619 : 2010	ROTARY-TYPE POSITIVE DISPLACEMENT COMPRESSORS FOR PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES
ISO 10439:2002	Petroleum, chemical and gas service industries Centrifugal compressors