9個搜索結果：
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3PE anticorrosive steel pipe
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42CrMo alloy seamless steel pipe
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45 # Carbon Steel Pipe
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Alloy Seamless Steel Pipe
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Epoxy Coal Asphalt Anticorrosive Steel Pipe
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Low Carbon Seamless Steel Pipe
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Thick-walled Alloy Steel Pipe
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Thick-walled Carbon Steel Pipe
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TPEP anticorrosive steel pipe
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