![header thumbnail](/images/publishers\api_cover.gif)
API SPEC 13A:2019+ADD1:2020
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
![header thumbnail](/images/publishers\api_cover.gif)
Drilling Fluids Materials
Hardcopy , PDF
25-06-2022
English
01-04-2020
This specification covers physical properties and test procedures for materials manufactured for use in oil- and gas-well drilling fluids.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.