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The welded pipe production line a high degree of automation
2015-06-29
Celebrate Dalian Shuanghe website officially put into use
2015-03-02
Flat steel production line can produce wall thickness 2.0mm-6.0mm, length 6m…
2015-06-29
GB50 longitudinally welded pipe production line officially opened
2015-06-29
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CONTACT INFO
Add：Dalian Lushun three Jian Bao zhen
Tel：0411一86269908
P.C：0411一116043
E-mail：Ericgou@dlshuanghe.com
QUICK LINKS
GB50 High-frequency welded pipe line
GB165 High-frequency welded pipe line
Flat steel production line
Condenser with welded Steel pipe
Square structural tubes
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Pipe
Rectangular structural tube
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