1、 , . API 6AV1 , 2013 . Specification for Validation of Wellhead Surface Safety Valves and Underwater Safety Valves for Offshore Service API SPECIFICATION 6AV1 SECOND EDITION, FEBRUARY 2013 This Standard has been translated by the Scientific and Industrial Valve Manufacturers Association with the per
2、mission of the American Petroleum Institute (API). This translated version shall not replace nor supersede the English language version which remains the official version. API shall not be responsible for any errors, discrepancies or misinterpretations arising from this translation. No additional tr
3、anslation or reproduction may be made of the Standard without the prior written consent of API. - (API). , . API , , . API. , , . , , , , , , , ; , , . , , , . . , , . , , , . , . , . API - . , API, . API , , API. . , , - - (, , , ) . : API Publishing Services, 1220 L Street, NW., Washington, DC. 20
4、005. Copyright 2013 American Petroleum Institute API 6AV1 3 , , - , , , - , , . , , , . : , “ . : , “ , . API, , . , , , , , , American Petroleum Institute, 1220 L Street, N.W., Washington, D.C. 20005. , , . API , , . . API, (202) 682-8000. API API, : 1220 L Street, N.W., Washington, D.C. 20005. , A
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