QT500-5 Grout Sleeve Couplers Joint Sleeve Connector For Bridges Construciton
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QT500-5 high quality grouting casing steel joint Introduction: Grouting casing is a mechanical splicing used to connect prefabricated components. Each grouting casing has a threaded end (used to connect steel bars in a prefabricated factory) and a wide ......
QIFU Machinery Co., Ltd
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