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Flange weld requirements and heat treatment

2017-08-22 15:44:03   COMMENT:0 HITS:
  In the early flange heat treatment, usually using coal and charcoal as a heating source,ASTM A105 Class 300 Forged Steel Blind Flange heating effect not to mention that this way the pollution of the natural environment is self-evident, with the recent years of national industrial pollution problems Attention, some new fuels are increasingly used in industrial heat treatment, such as some gas and liquid fuels. And for the pursuit of precise control of the industrial heat treatment technology, induction heating and some other heating methods to meet the demand for more energy, because this advanced heating method is more easy to control, and less pollution to the environment, while the flange fittings Product quality has improved the role. 

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