675 X 675 Ductile Iron Manhole Cover with GGG50 Material and Circlip Lock EN124 B125
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Circlip Lock Ductile Cast Iron EN124 D400 B125 Round Manhole Cover Design Features : The spring manhole cover is a manhole cover designed with a special spring structure, which is mainly used to enhance the stability, anti-theft and safety of the manhole ......
Handan Shengnada New Material Technology Co., Ltd.
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