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Bidge Slot Screen have bridge openings arranged in rows and are staggered to reduce t...
Pile tube quality inspection is convenient, especially closed pile tip, pile length a...
Boiler steel pipe Boiler tube is a kind of steel with hollow section and openings ...
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1、Galvanized steel pipes are dipped into a protective zinc coating to protect the pip...
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Company Hebei Borun Steel Trade Co., Ltd Product name ERW steel pipe Out Diameter:1...
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Petroleum casing is an important equipment for oil drilling. The thread surface of oi...
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