The causes that may induce the leakage of the big-sized flanged heat exchangers were analyzed, and some feasible solution programs were proposed in the design of seal structure.
对可能造成大型法兰式换热器泄漏的原因进行了分析，重点从密封结构的设计方面提出了一些可行的解决方案。
2
The Rosemount 8705 flanged sensors are fabricated from stainless and carbon steel and welded to provide a hermetic seal that protects against moisture and other contaminants.
罗斯蒙特8705法兰传感器是由不锈钢制成，碳钢和焊接提供密封产品，对水分和其他污染物保护。
3
It's suitable to have shell test and seal test for flanged end butterfly valves and wafer type butterfly valves.