Type 6 20 inch quick opening type manhole cover | |
1. Quick opening type 2. Double layers 3. 9 fixing points 4. 180°Max.opening angle of manhole cover 5. Customized seat ring height 6. Material:Stainless steel 7. Origin:China | |
Type 6 items optional: | |
MH03P-510K6V100 | Fastened with 9 stainless steel threaded handles |
MH03P-510K6V120 | |
MH03P-510K6V150 | |
MH03P-510K6V170 | |
Technical Specifications: | |
Nominal diameter: | DN500(20″) |
Medium: | Dangerous chemicals |
Operating temperature range(under special working conditions): | -40℃ ~ 200℃,(-60℃ ~ 250℃) |
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