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21 额定工况下法兰结构在附加弯矩作用下的变形示意
Fig.21 Deformation of flange structure under additional bending load under rated condition