tee-bend T形接头
ECON INLET TEE BEND 省煤器入口三通
fillet weld tee bend test T型接头弯曲试验
right-angle tee joint bend 直角三通弯管
We usually use elbow( bend, flange, tee, reducer) as a kind of pipe fitting.
我们常用弯头（弯管、法兰、三通、大小关）作为一种管件。
Leather cap type pig has higher abrasion during pigging gas steel pipeline. Furthermore, various elbow bend and tee joint need different suitable length pig or else easy to cause pipeline clog.
在燃气钢质管道清管过程中，皮碗式清管器受到的磨损较大，而且管道中各类弯头和三通件要求清管器的长度合适，否则容易造成卡堵。
We usually use elbow (bend, flange, tee, reducer) as a kind of pipe fitting.
我们常用弯头(管、兰、通、小关)为一种管件。
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