REGISTER

FR
Search
×
FR

Placeholder headline

This is just a placeholder headline

MSS SP-134-2025: Valves for Cryogenic Service, including Requirements for Body/Bonnet Extensions

$

315

BUY NOW

Placeholder headline

This is just a placeholder headline

MSS SP-150-2025: Valves for Use in Hydrogen Peroxide Service

$

189

BUY NOW

Placeholder headline

This is just a placeholder headline

API STD 673: Centrifugal Fans for Petroleum, Chemical and Gas Industry Services: Edition 3

$

300

BUY NOW

Placeholder headline

This is just a placeholder headline

API STD 674: Positive Displacement Pumps-Reciprocating: 3rd Edition

$

363

BUY NOW

Placeholder headline

This is just a placeholder headline

API MPMS CH 22.3: Testing Protocol for Flare Gas Metering: Edition 2

$

193

BUY NOW

Placeholder headline

This is just a placeholder headline

API STD 674: Errata 3

$

0

BUY NOW

Placeholder headline

This is just a placeholder headline

MSS SP-100-2025: Qualification Requirements for Elastomer Diaphragms for Nuclear Service Diaphragm Valves

$

221

BUY NOW

Placeholder headline

This is just a placeholder headline

MSS SP-163-2025: Cable Suspension of Pipe – Materials, Selection, Application, and Installation

$

237

BUY NOW

Placeholder headline

This is just a placeholder headline

API RP 2510A: Fire-Protection Considerations for the Design and Operation of Liquefied Petroleum Gas

$

238

BUY NOW

API STD 673

API STD 673: Centrifugal Fans for Petroleum, Chemical and Gas Industry Services: Edition 3

CDN $300.00

This publication was last reviewed and confirmed in 2025.

Category:

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 Detail Icon

English

Format Secure Icon

Secure PDF

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

Can’t find what you are looking for?

Please contact us at: