API STD 673
API STD 673: Centrifugal Fans for Petroleum, Chemical and Gas Industry Services: Edition 3
CDN $330.00
This publication was last reviewed and confirmed in 2025.
Description
This standard covers the minimum requirements for centrifugal fans for use in petroleum, chemical, and gas industry services. Fan static pressure rise is limited to differential usually not exceeding 130 in. (330 cm) of water equivalent air pressure from a single impeller or each impeller in a two stage fan. This standard does not apply to axial flow, aerial cooler, cooling tower, and ventilation fans and positive displacement blowers.
This standard covers equipment for both general purpose and special purpose applications. The purchaser shall determine which classification applies.
Edition
3
Published Date
2025-11-20
Status
Reaffirmed
Pages
123
Language
English
Format
Secure PDF
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Abstract
This standard covers the minimum requirements for centrifugal fans for use in petroleum, chemical, and gas industry services. Fan static pressure rise is limited to differential usually not exceeding 130 in. (330 cm) of water equivalent air pressure from a single impeller or each impeller in a two stage fan. This standard does not apply to axial flow, aerial cooler, cooling tower, and ventilation fans and positive displacement blowers. This standard covers equipment for both general purpose and special purpose applications. The purchaser shall determine which classification applies.
Previous Editions
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