弯头应该用螺栓固定在湿井地面，并且设计成具有不需要任何螺栓、螺母或皮带即可连接泵设备的连接法兰的能力。
The elbow shall be bolted to the floor of the wet-well and be so designed as to receive the pump connecting flange without the need for any bolts, nuts or clamps.
重新将安全阀软管接到底部法兰盖内的弯头上。
Reattach the relief valve hose to the elbow in the bottom flange cover.
以插图及表格形式论述了法兰、管段、三通、弯头和填料泄漏勘测的具体要求和数据。
The specific requirements and basic data for the flange, pipe-segment, tee, elbow, and stuffing box were expounded with the figures and lists.
主营产品：钢管，无缝钢管，弯头，法兰，三通，管帽，大小头，管件。
Porduct: steel pipe, elbow, flange, tee, reducer, pipe cap, pipe fitting.
我们常用弯头（弯管、法兰、三通、大小关）作为一种管件。
We usually use elbow( bend, flange, tee, reducer) as a kind of pipe fitting.
另供应各种管道配件，如弯头、法兰等。
We usually use elbow (bend, flange, tee, reducer) as a kind of pipe fitting.
孟村县保圣弯头法兰厂有着良好的信誉和品质的保证。
The Mengtsun county guarantees the Saint bend flange factory to have the good prestige and the quality guarantee.
孟村县保圣弯头法兰厂有着良好的信誉和品质的保证。
The Mengtsun county guarantees the Saint bend flange factory to have the good prestige and the quality guarantee.
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