175 MPa超高压井口6BX型法兰结构评价及轻量化设计 |
张绪亮,史君林,董仁,练章华,查磊,蒋洪波 |
Structural evaluation and lightweight design of 175 MPa ultra-high pressure wellhead 6BX flange |
Xuliang ZHANG,Junlin SHI,Ren DONG,Zhanghua LIAN,Lei ZHA,Hongbo JIANG |
图19 极限内压下法兰结构应力和应变云图 |
Fig.19 Stress and strain nephograms of flange structure under ultimate internal pressure |
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