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。
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。
For assemblies of Tee, Cross, Bend or other angles joints.
用于组装三通，四通，弯通或有直角连接的地方。
For assemblies of Tee, Cross, Bend or other angles joints.
用于组装三通，四通，弯通或有直角连接的地方。
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