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neck flat welding flange

2017-02-28 09:12:44   COMMENT:0 HITS:

  neck flat welding flange

  With the neck flat welding flange (HG20594, HG20616, GB / T9116), neck height is low, the flange stiffness, load capacity has increased. Compared with the welding flange, welding consumes high, can not bear high temperature and pressure and repeated bending, but the site installation is more convenient, can be omitted welding seam rubbing injury process, so the flat neck flanges is the more popular.

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