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鋁合金地井蓋FG90A
鋁合金地井蓋/Aluminium Alloy Manhole Cover
地井蓋由井圈和井蓋組成。
規(guī)格及型號(hào)：FG90A
民用機(jī)場(chǎng)通告編號(hào)：OG15-081
檢測(cè)標(biāo)準(zhǔn) /Testing standard
參照 GB/T23858：2009 標(biāo)準(zhǔn) Please refer to GB/T23858:2009
參照 MH/T 6107-2014 標(biāo)準(zhǔn) Please refer to MH/T 6107-2014
承載力 /Bearing capacity
400KN，符合 4E 類機(jī)場(chǎng)大型飛機(jī)的胎壓要求。
400KN, conforming to the Tire pressure requirements of large airplane in 4E airport.
材質(zhì)要求 /Material requirements
井蓋為鋁合金 ZL107; QT500-7 cover of aluminum alloy ZT107;
井圈為球墨鑄鐵 frame of ductie cast iron QT500-7;
應(yīng)用領(lǐng)域 /Application area
機(jī)場(chǎng)飛行區(qū)及服務(wù)車道
airport runway and vehicle areas
井蓋設(shè)計(jì)特點(diǎn) /Designing Features of Manhole Cover
抗傾覆設(shè)計(jì)
Resistance to capsizing
輕便和方便開啟
Portable and easy-opened
溫度耐受力高
High temperature tolerance
密封性設(shè)計(jì) /Good sealing
雙層密封膠圈設(shè)計(jì)
Double o-ring seal design
防腐、耐久 /Anti-corrosion, durable
井圈加防腐涂層
there is anticorrosive coating on the surface of frame
防盜、防滑 /Against theft and slippery
專用防盜環(huán)和井蓋表面防滑筋設(shè)計(jì)。 anti-theft ring and antiskid reinforcement design.
適用于內(nèi)徑為 800mm 的井圈。
Suitable for the frame of which inner diameter is 800 mm.
結(jié)構(gòu)特點(diǎn) /Structural features
井圈為球墨鑄鐵整體鑄造，保證受力結(jié)構(gòu)的整體性，進(jìn)行消除應(yīng)力處理。
The frame is integrally cast by ductile iron, and to guarantee the mechanical structure of integrity, we made it stress relieving.
井蓋采用陽極化處理，增加抗壓強(qiáng)度。
To increase the compressive strength, the manhole cover is anodized