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API - American Petroleum Institute - Page 94

Standards API - American Petroleum Institute - Page 94

API (American Petroleum Institute) is a leader in the development of petroleum and petrochemical equipment and operating standards covering topics that range from drill bits to environmental protection. These embrace proven, sound engineering and operating practices and safe, interchangeable equipment and materials. Many have been incorporated into state and federal regulations and adopted by ISO for worldwide acceptance.

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Preview API 521/Err1 15.2.1999
API 521/Err1 Adjunct of the standard

Errata 1 - Guide for Pressure-Relieving and Depressuring Systems

Adjunct of the standard published on 15.2.1999

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1.20 USD


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Preview API TR 522 1.4.2022
API TR 522

Technical Report on Pressure-relief System Calculations, First Edition, Includes Errata (2023)

Standard published on 1.4.2022

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electronic (protected pdf) (90.00 USD)


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90.00 USD


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Preview API TR 522/Err 1.10.2023
API TR 522/Err Adjunct of the standard

Errata to Technical Report on Pressure-relief System Calculations, First Edition

Adjunct of the standard published on 1.10.2023

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Preview API STD 526 1.8.2023
API STD 526

Flanged Steel Pressure-relief Valves, Eighth Edition

Standard published on 1.8.2023

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electronic (protected pdf) (302.40 USD)


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302.40 USD


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Preview API STD 527(R2025) 1.7.2020
API STD 527(R2025)

Seat Tightness of Pressure Relief Valves, Fifth Edition

Standard published on 1.7.2020

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electronic (protected pdf) (156.00 USD)


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156.00 USD


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Preview API STD 53(R2023) 1.12.2018
API STD 53(R2023)

Well Control Equipment Systems for Drilling Wells, Fifth Edition

Standard published on 1.12.2018

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electronic (protected pdf) (234.00 USD)


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234.00 USD


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Preview API STD 530 1.4.2015
API STD 530

Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition, Includes Addendum 1 (2019), Addendum 2 (2021), and Addendum 3 (2025)

Standard published on 1.4.2015

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electronic (protected pdf) (432.00 USD)


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432.00 USD


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Preview API STD 530/Add1 1.7.2019
API STD 530/Add1 Adjunct of the standard

Addendum to Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition

Adjunct of the standard published on 1.7.2019

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electronic (protected pdf) (1.20 USD)


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Preview API STD 530/Add2 1.12.2021
API STD 530/Add2 Adjunct of the standard

Addendum to Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition

Adjunct of the standard published on 1.12.2021

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electronic (protected pdf) (1.20 USD)


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Preview API STD 530/Add3 1.1.2025
API STD 530/Add3 Adjunct of the standard

Addendum to Calculation of Heater-tube Thickness in Petroleum Refineries, Seventh Edition

Adjunct of the standard published on 1.1.2025

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electronic (protected pdf) (1.20 USD)


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1.20 USD


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