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API-6D
Monogram, API-607 4th edition
Firesafe
Approval. ISO-5211 Mounting
Top Flange, Anti-Static Device, Lever-Operator
Padlocking
Device, Graphite Gasket & Stempacking, Belleville
Disc for better lock-in position.
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This Specification
of API-6D 21st edition, March 31,
1994 was formulated by the American Petroleum
Institution Production Department Committee on Standarization
of Valves (Gate, Plug, Ball, and Check Valves).
Valve
Class: Valve Covered by
this specification shall be furnished in the following classes:
-
Class 150, 300, 400, 600, 900, 1500, 2500
Note:
The class designations above are the same as the rating designations
for ANSI B16.5, and therefore
indicate the applicable connecting flanges.
Ratings
applicable
to the following valves:
a.
Standard Flanged-End and Standard Weld-End Valves
b.
Alternate Flanged-End Valves
c.
Alternate Weld-End Valves
John
Valve has received the Certificate and Approval of API-6D
on May 30, 2006. We are
now have the the right to use the Official API Monogram on
manufactured products under the conditions in the official
publications of the American Petroleum Institute entitled
API Spec Q1 and API
Spec 6D and in accordance with the provisions of
the License Agreement.
We
believe in consistent quality upgrade for our customers who
need beyond-standard quality products. With our continuing
improvement in quality and products, we can provide the most
competitive price, the best quality, and the most reliable
servicesto our customers.
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