铸铁地井盖

铸铁地井盖/Cast iron Manhole cover

地井盖由井圈和井盖组成。

规格及型号：FG/QTJG 60/700

民用机场专用设备使用通告号：OG20-138

检测标准 /Testing standard

参照 GB/T23858：2009 标准 Please refer to GB/T23858:2009

参照 MH/T 6107-2014 标准  Please refer to MH/T 6107-2014 

承载力 /Bearing capacity

600KN，符合 4E 类机场大型飞机的胎压要求。

600KN, conforming to the Tire pressure requirements of large airplane in 4E airport.

材质要求 /Material requirements

井盖为球磨铸铁 QT500-7;

井圈为球墨铸铁 QT500-7 cover of ductile cast iron QT500-7; frame of ductile cast iron QT500-7

应用领域 /Application area

机场飞行区及服务车道

airport runway and vehicle areas

井盖设计特点 /Designing Features of Manhole Cover

抗倾覆设计

Resistance to capsizing

轻便和方便开启

Portable and easy-opened

温度耐受力高

High temperature tolerance

防腐、耐久 /Anti-corrosion, durable

井圈加防腐涂层

there is anticorrosive coating on the surface of frame

防盗、防滑 /Against theft and slippery

专用防盗环和井盖表面防滑筋设计。 anti-theft ring and antiskid reinforcement design.

适用于内径为 700mm 的井圈。

Suitable for the frame of which inner diameter is 700 mm.

结构特点 /Structural features

井圈为球墨铸铁整体铸造，保证受力结构的整体性，进行消除应力处理。

The frame is integrally cast by ductile iron, and to guarantee the mechanical structure of integrity, we made it stress relieving.