Xinhai renews NO.6D-0506 API 6D Certificate for Gate Valves, Ball Valves and Check Valves and NO.600-0179 API 600 Certificate for Bolted Bonnet Steel Gate Valves. Certificate Content: the right to Use the Official API Monigram 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. The new API 6D Certificate, granted by The American Petroleum Institute, is valid from January 26, 2013 to January 26, 2016. And the new API 600 Certificate is effective from April 18, 2014 to January 26, 2016.
For respective detailed information, please click API 6D Certificate
or API 600 Certificate