铝合金地井盖/Aluminium Alloy Manhole Cover

地井盖由井圈和井盖组成。

规格及型号：FG90F
适用于内径800mm的井圈
Suitable for the frame of which inner diameter is 800 mm
民用机场通告编号：OG20-137

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

900KN，符合 4E 类机场大型飞机的胎压要求。

900KN, conforming to the Tire pressure requirements of large airplane in 4E airport.

材质要求 /Material requirements

井盖为铝合金 ZL107;

井圈为球墨铸铁 QT500-7 cover of aluminum alloy ZL107; 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

密封性设计 /Good sealing

双层密封胶圈设计

Double o-ring seal design

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 800mm 的井圈。

Suitable for the frame of which inner diameter is 800 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.

井盖采用阳极化处理，增加抗压强度。

To increase the compressive strength, the manhole cover is anodized