API 526 : 2017
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
FLANGED STEEL PRESSURE-RELIEF VALVES
Amended by
Available format(s)
Hardcopy , PDF
Superseded date
22-08-2023
Superseded by
Language(s)
Russian
Published date
01-09-2017
Publisher
Important note : All end users must be registered with an Account prior to user licenses being assigned.
1 Scope
2 Normative References
3 Terms and Definitions
4 Responsibility
5 Conflicting Requirements
6 Orifice Areas and Designations
7 Design
8 Material
9 Inspection and Shop Tests
10 Identification and Preparation for Shipment
11 Pressure-temperature Tables
Annex A (normative) - Pressure-relief Valve Nameplate
Nomenclature
Annex B (normative) - Pressure-temperature Rating Charts
Annex C (normative) - Bellows Pressure-temperature Requested
Rating Factors
Annex D (informative) - Valve Selection Examples
Annex E (informative) - Valve Selection Example: Restricted Lift
Bibliography
Acts as a purchase specification for flanged steel pressure-relief valves.
| DocumentType |
Standard
|
| Pages |
53
|
| ProductNote |
NEW CHILD ERR 1 2018 IS ADDED
|
| PublisherName |
American Petroleum Institute
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| 11/30159581 DC : 0 | BS EN ISO 23251 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| API 14E : 1991 : R2013 | RECOMMENDED PRACTICE FOR DESIGN AND INSTALLATION OF OFFSHORE PRODUCTION PLATFORM PIPING SYSTEMS |
| API 521 : 2014 | PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| ISO 13707:2000 | Petroleum and natural gas industries Reciprocating compressors |
| EEMUA 184 : 2009 | GUIDE TO THE ISOLATION OF PRESSURE RELIEVING DEVICES |
| 10/30227442 DC : 0 | BS EN ISO 13710 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - RECIPROCATING POSITIVE DISPLACEMENT PUMPS |
| API 619 : 2010 | ROTARY-TYPE POSITIVE DISPLACEMENT COMPRESSORS FOR PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES |
| PREN ISO 23251 : DRAFT 2011 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| API GIRE CH16 : 3ED 85 | PRESSURE RELIEVING DEVICES |
| BS EN ISO 10437:2003 | Petroleum, petrochemical and natural gas industries. Steam turbines. Special-purpose applications |
| ASME PTB 2 : 2009 | GUIDE TO LIFE CYCLE MANAGEMENT OF PRESSURE EQUIPMENT INTEGRITY |
| API 674 REDLINE : 2010 | POSITIVE DISPLACEMENT PUMPS - RECIPROCATING |
| API 576 REDLINE : 2009 | INSPECTION OF PRESSURE-RELIEVING DEVICES |
| API 676 REDLINE : 2009 | POSITIVE DISPLACEMENT PUMPS - ROTARY |
| 96/706683 DC : MAY 96 | ISO 13707 RECIPROCATING COMPRESSORS FOR THE PETROLEUM AND GAS INDUSTRIES |
| API 681 : 1996 : R2010 | LIQUID RING VACUUM PUMPS AND COMPRESSORS FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| EEMUA 151 : 1987 | LIQUID RING VACUUM PUMPS AND COMPRESSORS |
| API 520-2 : 2015 | SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 2: INSTALLATION |
| API 9100B : 1998 | GUIDANCE DOCUMENT FOR MODEL EHS MANAGEMENT SYSTEM |
| API 674 : 2010 | POSITIVE DISPLACEMENT PUMPS - RECIPROCATING |
| API 674 : 2010 : ERR 1 : 2014 | POSITIVE DISPLACEMENT PUMPS - RECIPROCATING |
| ASTM F 1508 : 1996 | Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas and Liquid Services |
| ASTM F 1508 : 1996 : R2010 | Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas and Liquid Services |
| I.S. EN ISO 10440-1:2007 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - ROTARY TYPE POSITIVE-DISPLACEMENT COMPRESSORS - PART 1: PROCESS COMPRESSORS |
| I.S. EN ISO 14224:2016 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - COLLECTION AND EXCHANGE OF RELIABILITY AND MAINTENANCE DATA FOR EQUIPMENT (ISO 14224:2016) |
| UNI EN ISO 23251 : 2008 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| I.S. EN ISO 10438-4:2007 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS |
| I.S. EN ISO 10438-1:2007 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 1: GENERAL REQUIREMENTS |
| UNI EN ISO 10438-1 : 2009 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 1: GENERAL REQUIREMENTS |
| EEMUA 208 : 2010 | GUIDE TO LIFE-CYCLE MANAGEMENT OF PRESSURE RELIEF SYSTEMS |
| 06/30116454 DC : DRAFT MAY 2006 | ISO 10438-4 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS |
| BS ISO 18154:2017 | Ships and marine technology. Safety valve for cargo tanks of LNG carriers. Design and testing requirements |
| API 682 : 2014 | PUMPS - SHAFT SEALING SYSTEMS FOR CENTRIFUGAL AND ROTARY PUMPS |
| 16/30313951 DC : 0 | BS ISO 18154 - SHIPS AND MARINE TECHNOLOGY - PILOT OPERATED SAFETY VALVES FOR LOW TEMPERATURE APPLICATIONS - DESIGN REQUIREMENTS |
| API 520-1 : 2014 | SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 1: SIZING AND SELECTION |
| 04/30114086 DC : DRAFT JUL 2004 | EN ISO 10440-1 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - ROTARY-TYPE POSITIVE DISPLACEMENT COMPRESSORS - PART 1: PROCESS COMPRESSORS (OIL-FREE) |
| API 14E CHINESE : 2007 | RECOMMENDED PRACTICE FOR DESIGN AND INSTALLATION OF OFFSHORE PRODUCTION PLATFORM PIPING SYSTEMS |
| BS 6759-3:1984 | Safety valves Specification for safety valves for process fluids |
| EI 1560 : 2013 | RECOMMENDED PRACTICE FOR THE OPERATION, INSPECTION, MAINTENANCE AND COMMISSIONING OF AVIATION FUEL HYDRANT SYSTEMS AND HYDRANT SYSTEM EXTENSIONS |
| API 611 : 2008 : R2014 | GENERAL-PURPOSE STEAM TURBINES FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| API RP 14E : 1991 | RECOMMENDED PRACTICE FOR DESIGN AND INSTALLATION OF OFFSHORE PRODUCTION PLATFORM PIPING SYSTEMS |
| NORSOK I 001 : 2010 | FIELD INSTRUMENTATION |
| API 612 : 2014 | PETROLEUM, PETROCHEMICAL, AND NATURAL GAS INDUSTRIES - STEAM TURBINES - SPECIAL-PURPOSE APPLICATIONS |
| API 614 REDLINE : 2008 | LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES |
| ISO 10438-1:2007 | Petroleum, petrochemical and natural gas industries — Lubrication, shaft-sealing and control-oil systems and auxiliaries — Part 1: General requirements |
| ISO 14224:2016 | Petroleum, petrochemical and natural gas industries Collection and exchange of reliability and maintenance data for equipment |
| ISO 13631:2002 | Petroleum and natural gas industries Packaged reciprocating gas compressors |
| I.S. EN ISO 23251:2007 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| API STD 612:2020 | Petroleum, Petrochemical, and Natural Gas Industries - Steam Turbines - Special-purpose Applications |
| UNI EN ISO 10440-1 : 2008 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - ROTARY-TYPE POSITIVE-DISPLACEMENT COMPRESSORS - PART 1: PROCESS COMPRESSORS |
| ASTM F 1508 : 1996 : R2004 | Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas and Liquid Services |
| 06/30116443 DC : DRAFT MAY 2006 | ISO 10438-2 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 2: SPECIAL-PURPOSE OIL SYSTEMS |
| 10/30214867 DC : 0 | BS EN ISO 21049 - PUMPS - SHAFT-SEALING SYSTEMS FOR CENTRIFUGAL AND ROTARY PUMPS |
| API 675 : 2012 | POSITIVE DISPLACEMENT PUMPS - CONTROLLED VOLUME FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| API 674 : 2010(R2016) | POSITIVE DISPLACEMENT PUMPS - RECIPROCATING |
| 04/30127186 DC : DRAFT DEC 2004 | ISO 23251 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| API 611 : 2008 | GENERAL-PURPOSE STEAM TURBINES FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| API 676 CHINESE : 2009 | POSITIVE DISPLACEMENT PUMPS - ROTARY |
| API 682 CHINESE : 2014 | PUMPS - SHAFT SEALING SYSTEMS FOR CENTRIFUGAL AND ROTARY PUMPS |
| API STD 676 : 2009 | POSITIVE DISPLACEMENT PUMPS - ROTARY |
| API 674 : 2010 : INC : ERR 1 : 2015 : R2016 | POSITIVE DISPLACEMENT PUMPS - RECIPROCATING |
| API 674 : 2010 : ERR 2 : 2015 | POSITIVE DISPLACEMENT PUMPS - RECIPROCATING |
| API 681 : 1996 | LIQUID RING VACUUM PUMPS AND COMPRESSORS FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| API 676 : 2009 : R2015 | POSITIVE DISPLACEMENT PUMPS - ROTARY |
| BS EN ISO 10440-1:2001 | Petroleum and natural gas industries. Rotary-type positive-displacement compressors Process compressors (oil-free) |
| BS EN ISO 13703 : 2001 | PETROLEUM AND NATURAL GAS INDUSTRIES - DESIGN AND INSTALLATION OF PIPING SYSTEMS ON OFFSHORE PRODUCTION PLATFORMS |
| ISO 10437:2003 | Petroleum, petrochemical and natural gas industries — Steam turbines — Special-purpose applications |
| ISO 23251:2006 | Petroleum, petrochemical and natural gas industries Pressure-relieving and depressuring systems |
| ISO 13710:2004 | Petroleum, petrochemical and natural gas industries Reciprocating positive displacement pumps |
| BS EN ISO 10438-1:2003 | Petroleum, petrochemical and natural gas industries. Lubrication, shaft-sealing and control-oil systems and auxiliaries General requirements |
| ISO 13703:2000 | Petroleum and natural gas industries Design and installation of piping systems on offshore production platforms |
| BS EN ISO 13710:2004 | Petroleum, petrochemical and natural gas industries. Reciprocating positive displacement pumps |
| ISO 10438-4:2007 | Petroleum, petrochemical and natural gas industries Lubrication, shaft-sealing and control-oil systems and auxiliaries Part 4: Self-acting gas seal support systems |
| ISO 10440-1:2007 | Petroleum, petrochemical and natural gas industries — Rotary-type positive-displacement compressors — Part 1: Process compressors |
| BS EN ISO 23251 : 2007 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| EN ISO 10437:2003 | Petroleum, petrochemical and natural gas industries - Steam turbines - Special-purpose applications (ISO 10437:2003) |
| EN ISO 10438-1:2007 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 1: General requirements (ISO 10438-1:2007) |
| EN ISO 13631:2002 | Petroleum and natural gas industries - Packaged reciprocating gas compressors (ISO 13631:2002) |
| EN ISO 21049:2004 | Pumps - Shaft sealing systems for centrifugal and rotary pumps (ISO 21049:2004) |
| UNI EN ISO 10438-4 : 2009 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT- SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS |
| EN ISO 10440-1:2007 | Petroleum, petrochemical and natural gas industries - Rotary-type positive-displacement compressors - Part 1: Process compressors (ISO 10440-1:2007) |
| EN ISO 13710:2004 | Petroleum, petrochemical and natural gas industries - Reciprocating positive displacement pumps (ISO 13710:2004) |
| API 611 REDLINE : 2008 | GENERAL-PURPOSE STEAM TURBINES FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES |
| ISO 18154:2017 | Ships and marine technology — Safety valve for cargo tanks of LNG carriers — Design and testing requirements |
| 09/30171555 DC : DRAFT SEP 2009 | BS EN ISO 10437 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - STEAM TURBINES - SPECIAL-PURPOSE APPLICATIONS |
| API 680 : 1ED 87 | PACKAGED RECIPROCATING PLANT AND INSTRUMENT AIR COMPRESSORS FOR GENERAL REFINERY SERVICES |
| BS ISO 23251 : 2006 AMD 17355 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS |
| API 576 : 2017 | INSPECTION OF PRESSURE-RELIEVING DEVICES |
| 02/705659 DC : DRAFT APR 2002 | ISO/DIS 21049 - PUMPS - SHAFT SEALING SYSTEMS FOR CENTRIFUGAL AND ROTARY PUMPS |
| API 619 REDLINE : 2010 | ROTARY-TYPE POSITIVE DISPLACEMENT COMPRESSORS FOR PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES |
| API 576 CHINESE : 2009 | INSPECTION OF PRESSURE-RELIEVING DEVICES |
| ASTM F 1508 : 1996 : R2016 : EDT 1 | Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas, and Liquid Services |
| API 614 : 2008 | LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES |
| BS EN ISO 10438-4:2003 | Petroleum, petrochemical and natural gas industries. Lubrication, shaft-sealing and control-oil systems and auxiliaries Self-acting gas seal support systems |
| BS EN ISO 13631:2002 | Petroleum and natural gas industries. Packaged reciprocating gas compressors |
| ISO 21049:2004 | Pumps Shaft sealing systems for centrifugal and rotary pumps |
| BS EN ISO 14224:2016 | Petroleum, petrochemical and natural gas industries. Collection and exchange of reliability and maintenance data for equipment |
| BS EN ISO 21049:2004 | Pumps. Shaft sealing systems for centrifugal and rotary pumps |
| EN ISO 10438-4:2007 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 4: Self-acting gas seal support systems (ISO 10438-4:2007) |
| PIP PNE00002 : 2019 | PIPING MATERIAL SPECIFICATION SELECTION, DEVELOPMENT, AND APPLICATION GUIDELINES |
| PIP PNE00002 : 2013 | PIPING MATERIAL SPECIFICATION SELECTION, DEVELOPMENT, AND APPLICATION GUIDELINES |
| ASME B31.12 : 2014 | HYDROGEN PIPING AND PIPELINES |
| ASME B31.3 SPANISH : 2010 | PROCESS PIPING |
| ASME PV CODE 8 DIV 2 : 2017 | BOILER AND PRESSURE VESSEL CODE - RULES FOR CONSTRUCTION OF PRESSURE VESSELS DIVISION 2- ALTERNATIVE RULES |
| ISO 17945:2015 | Petroleum, petrochemical and natural gas industries Metallic materials resistant to sulfide stress cracking in corrosive petroleum refining environments |
| ASME PV CODE 8 DIV 1 : 2017 | BOILER AND PRESSURE VESSEL CODE - RULES FOR CONSTRUCTION OF PRESSURE VESSELS DIVISION 1 |
| ASME B16.5 : 2017 | PIPE FLANGES AND FLANGED FITTINGS: NPS 1/2 THROUGH NPS 24 METRIC/INCH STANDARD |
| ASME B16.34 : 2017 | VALVES - FLANGED, THREADED, AND WELDING END |
| API 527 : 2014 | SEAT TIGHTNESS OF PRESSURE RELIEF VALVES |
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