400 600-400 700

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Catalogue

Ductile Cast Iron Round Manhole Cover

Ductile Cast Iron Square Manhole Cover

Ductile Cast Iron Gully Grating & Frame

Ductile Cast Iron Gully Grating

Ductile Cast Iron Manhole Cover Export Series

Current position: Home > Ductile Iron Basket Cover Series > Ductile Cast Iron Gully Grating & Frame

400*600/400*700

400600/400700

以铁代钢，承载力强，高温磨压，精密加工，可有效提高铸铁的抗压性能，尤其是提高了塑性和韧性，从而得到比钢碳还高的硬度。

Previous450*750

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