Reference profile
- Designation
- ASTM D445
- Title
- Kinematic Viscosity of Transparent and Opaque Liquids
- Issuing body
- ASTM
- Current edition
- [verify]
- Status
- Library record: draft; official standard status [verify].
- Category
- Material & Fabrication
1
Overview
Test method for kinematic viscosity of liquids, the basis for lubricant viscosity grading.
2
Scope & Applicability
Covers
- Kinematic viscosity
- Temperature control
- Capillary viscometer
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
- Oil viscosity testing
- Lubricant QC
4
Technical Details
Test method for kinematic viscosity of liquids, the basis for lubricant viscosity grading.
Components: Viscometer, Kinematic viscosity, cSt.
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
- Provides the 40°C and 100°C viscosities used for ISO VG grading and viscosity index.
6
Related Standards
- ISO 3448
Companion or referenced standard; verify its exact relationship in the adopted edition.
- ASTM D2270
Companion or referenced standard; verify its exact relationship in the adopted edition.
7
Source, Edition & Status
- Publisher
- ASTM
- Edition Year
- N/A
- Industries
- Refinery, Power, General Industry
- Content Status
- draft
- 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.