The 2021 update is not a minor revision. Compared to the 2015 version, MS81-2021 introduces four paradigm shifts:

If MS81 is published by the Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry, go directly to mss-hub.org. For API standards, visit api.org. For ISO equivalents, visit iso.org.

If you meant a different "MS81-2021" (there can be multiple standards with similar identifiers in different fields), tell me which field (e.g., medical devices, structural steel, electrical systems, IT security) and I will tailor the review to that domain.

While the Ms81-2021 Standard Pdf is current today, standards bodies typically work on a 5-year revision cycle. Expect the MS81-2026 draft to include:

To stay ahead, subscribe to the RSS feed or email notifications from the issuing standards organization.

Ms81-2021 Standard Pdf

The 2021 update is not a minor revision. Compared to the 2015 version, MS81-2021 introduces four paradigm shifts:

If MS81 is published by the Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry, go directly to mss-hub.org. For API standards, visit api.org. For ISO equivalents, visit iso.org. Ms81-2021 Standard Pdf

If you meant a different "MS81-2021" (there can be multiple standards with similar identifiers in different fields), tell me which field (e.g., medical devices, structural steel, electrical systems, IT security) and I will tailor the review to that domain. The 2021 update is not a minor revision

While the Ms81-2021 Standard Pdf is current today, standards bodies typically work on a 5-year revision cycle. Expect the MS81-2026 draft to include: To stay ahead, subscribe to the RSS feed

To stay ahead, subscribe to the RSS feed or email notifications from the issuing standards organization.