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23 上下法兰凸台间隙与力矩的关系曲线

Fig.23 Relationship curves between upper and lower flange boss clearance and bending load