Reference profile
- Designation
- API 673
- Title
- Centrifugal Fans for Petroleum, Chemical, and Gas Industry Services
- Issuing body
- API
- Current edition
- [verify]
- Status
- Library record: reviewed; official standard status [verify].
- Category
- Rotating Equipment
1
Overview
Requirements for centrifugal fans in process service, covering mechanical design, materials, and testing.
2
Scope & Applicability
Covers
- Fan mechanical design
- Materials
- Vibration
- Bearings
- Testing
Does NOT cover (exclusions)
- Exclusions are not documented in this library record. Confirm the official publication, neighbouring codes, the adopted edition, and jurisdictional boundaries before application.
3
Key Requirements
Lifecycle requirements
- Process fan specification
- Datasheet
- Bid evaluation
4
Technical Details
Requirements for centrifugal fans in process service, covering mechanical design, materials, and testing.
Components: Impeller, Housing, Shaft, Bearing, Damper.
Where to find it in the codeRefer to the official table of contents and the sections cited by the project specification; section numbering can vary by edition.
5
Engineering Notes
- For process fans (FD/ID, recycle); aerodynamic performance is verified per AMCA/ISO test codes.
6
Related Standards
7
Source, Edition & Status
- Publisher
- API
- Edition Year
- N/A
- Industries
- Refinery, Petrochemical, Power
- Content Status
- reviewed
- Last Reviewed
- 2026-07-01
- Last Updated
- 2026-07-01
- Verified By
- Engineering Reviewer
- Official Link
- N/A
This paraphrased summary is a discovery aid. Do not reproduce or substitute it for the copyrighted official publication or jurisdictional requirements.