![](https://www.junkaivalve.com/wp-content/themes/jkfm/images/123.jpg)
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Product name :
Neck flat welding flange SO
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Product standard :
It is produced in strict accordance with relevant national standards
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Product material :
304, 304L, 321, 316, 316L, 310S and other materials
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Tel :
13968819659 13777786843
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