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Jul. 10, 2025
Centrifugally Cast Iron Pipe: Properties, Production & Applications Centrifugally cast iron pipe is a type of cast iron pipe produced through centrifugal casting technology. It is widely used in water supply...Jun. 30, 2025
Medium‑Duty vs Heavy‑Duty Manhole Covers: Differences When choosing a manhole cover, balancing cost, durability, and the intended application is key. Both medium‑duty and heavy‑duty covers are rated for H‑20 traffic—supporting up to 16,000 lb (≈7.3 t) single‑point wheel loads—but they differ significantly in construction and optimal use scenarios.
