1. For sidewalks, carriageways, car parks, steel gratings of wharves or building floors, due to the different loads and directions of vehicles, the design and selection should be considered according to the actual situation.
2。 For ditch and cross-section ditch cover on the road, not only wheel pressure and impact shall be considered, but also the risk of the cast-iron cover plate bouncing and shifting shall be prevented。 The cast-iron cover plate must be fixed with angle steel and support beam。
3d捕鱼Cast iron cover plate is available in various models to meet different span loads and requirements.
3。 The cast iron cover plate is often crushed and the road surface is also damaged。
4. Adopt hinge connection or hook connection, which is easy to open and has anti-theft function.
5. It is widely used in factories and some communities.
6。 More widely used in some municipal roads, garden facilities, residential areas, schools, stadiums, factory construction and other places have applications。
7. Cast iron cover plate is simple in construction, light in weight, good in bearing, impact resistance, bending rather than folding, large in drainage, beautiful and durable after hot-dip galvanizing treatment, corrosion-resistant, and has incomparable advantages over cast iron cover plate.
8. The anchor plate of the support frame must be firmly embedded in the cement layer;
9. The supporting surfaces on both sides of the ditch must be flat and firm;
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