We introduce advanced technology and equipment to produce high-quality Square Manhole Cover, SS Repair Clamp, D400 manhole cover, with quality as life as our ultimate goal. With our wisdom and hard work, and with a mission rich in responsibility, we have pursued and surpassed in our quest. We serve the purpose of quality and excellence, heart management, continuous innovation, and strive to meet customer needs. We always have lofty ideals and ambitions in our hearts, and always keep in mind the responsibilities and missions of the team, and move forward with our feet down-to-earth. After so many years of development, we have also realized that innovation is the inexhaustible driving force for the development of an enterprise.
Sealed Manhole Covers
Description:
Loading pressure | Frame size(mm) | Clear opening(mm) | Depth(mm) | Unit Weight(kgs) |
B125 | 750 | 750 | 50 | 34 |
C250 | 750 | 570 | 100 | 44 |
Specification:
ductile iron; turning lock; with hinge and gasket;closed key hole; different decorative pattern is available



While giving full play to its own advantages, we continue to introduce advanced technologies and updated management methods at home and abroad to provide customers with better En124 D400 Cast Iron Double Sealed Triangular Ductile Iron Manhole Cover Foundry. With faster pace, greater development and stronger strength, we will dedicate ourselves to the society and benefit our employees to realize our ideal and value. We build an enterprise ecological mechanism of "innovation for all, innovation for everything, and innovation for all the time".
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