内部翻译资料，仅供培训学习使用 Specification for Wellhead and Tree Equipment 井口和采油树设备规范 API SPECIFICATION 6A ...
Annex E (normative) Dimensional Tables—USC Units尺寸表—USC单位 Table E.1―Type 6B Flanges for 2000 psi 额定压力为 ...
Specification for Wellhead and Tree Equipment 井口装置和采油树设备 API SPECIFICATION 6A TWENTY-FIRST EDITION, NOVEMBER...
