High neck flange: high neck height, the rigidity and bearing capacity of flange are improved. Compared with butt welding flange, welding workload big, electrode consumption is high, can't withstand high temperature and high pressure and repeated bending and temperature fluctuations, but the installation is convenient, can omit the weld inspection process production, more popular.
山西安宝锻压有限公司
Shanxi Anbao Forging Corporation.
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