Drilling

Specification for Wellhead and Christmas Tree Equipment
API Specification 6A, Eighteenth Edition, May 2002 ISO 10423:2001, MOD, Petroleum and natural gas industries—Drilling and production equipment—Wellhead and christmas tree equipment

EFFECTIVE DATE: NOVEMBER 1, 2002

COPYRIGHT American Petroleum Institute Licensed by Information Handling Services

COPYRIGHT American Petroleum InstituteLicensed by Information Handling Services

API Specification 6A / ISO 10423:2001(E)

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