The neck flange is mostly used for the case where the medium condition is relatively gentle, such as low pressure non-purified compressed air and low pressure circulating water. Its strength is that the price is relatively cheap. The neck flange is divided into a neck flat weld flange and a neck butt weld flange. The international standard for pipe flanges can be summarized as two different pipe flange systems that are not interchangeable.
The advantages of neck flange
Jul 25, 2019
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