Our sales market has expanded from domestic market to overseas market. The performance of our Manhole Cover, ductile iron bends, flanged pipe has been gradually in line with the international market. We insist on opening up new horizons in the industry with technical innovation, excellent quality and perfect service. The overall strength of the enterprise continues to grow, the scale advantage grows significantly, the business layout becomes more reasonable, the management level improves significantly, and the cultural connotation continues to accumulate. In the face of market challenges, we pay close attention to enterprise management, lay a solid foundation, and formulate and supplement relevant enterprise standards and management methods.
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



In the future, we will try to use new technology to create new business value and to contribute to research and product development for the Supply En124 C250 Sealed Fiberglass SMC for Smart Manhole Cover. We are committed to building our core competitive capabilities in brand, R&D, technology, products, marketing and sales to achieve a new leap forward for our company. The company has made continuous efforts in the industry and has already possessed strong technical strength and a good market foundation.
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