B125级(轻型)

manhole-cover-class-B125
1)井盖实盖系列B-manhole-cover01

* 球铁
* Central Lifting Key Hole
* 切角设计
* 菱形表面花纹
有一些附GRP密封盘。

 

2) 凹陷型井盖系列B-manhole-cover02

* 球铁
* 双密封
* Recessed cover for concrete filling
* GRP plate is optional
有一些类型可装GRP密封盘。

 

3) Double Covers SeriesB-manhole-cover03

* 球铁
* Double Covers (With Inspection Cover)
* 可选不同铸字或不同标志

 

大部分情况使用标准尺寸即可
Ask SYI Sales Representatives for more details at info@syifoundry.com