Type-7 20 inch quick opening type manhole cover | |
1. Quick opening type 2. Singel layer 3. 4 fixing points 4. 180°Max.opening angle of manhole cover 5. Customized seat ring height | |
Optional Type: | |
MH03P-510Q4V100 | Fastened with 4 stainless steel threaded handles |
MH03P-510Q4V120 | Fastened with 4 stainless steel threaded handles |
MH03P-510Q4V150 | Fastened with 4 stainless steel threaded handles |
MH03P-510Q4V170 | Fastened with 4 stainless steel threaded handles |
Technical Specifications: | |
Nominal diameter: | DN500(20″) |
Medium: | Chemicals |
Operating temperature range: | -40 ~ 200 Degree |
Operating temperature range under special working conditions: | -60~ 250 Degree |
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