round drain cover

Specifications drain cover for sale

trench cover

construction used manhole cover

cast iron manhole cover price

square manhole cover

  Product Description     Product Description     1. High load capacity & resilience Hardness is same as cast iron, while FRP manhole covers have overwhelming advantages on resilience recovery. They are designed to exceed A15/B125/C250/D400 load capacity, according to EN124: 1994. 2. Designed structure & pressure dispersion Arc-shaped bottom structure allows the pressure they bear disperse averagely on the whole surface. Besides, the products are made not by SMC, it was put in several layers of fiber cloth to enhance the structures. So they are stronger than SMC composite manhole covers. 3. Consequences of temporarily overloading Temporarily overloading may cause smash of concrete covers, seriously deformation, even slightly split. But this will not happen to FRP fiber cloth manhole cover. 4. Safety options There is no metal contain, directly reducing potential accident or further maintenance costs caused by thieves. Anti-slip surface offer a safe road condition even in extreme weather. 5. Light weight Compared with cast iron manhole cover, FRP manhole cover is 30% lighter. Light weight allows more loading per vehicle, more convenient transportation and economical savings. Allows a safer working condition, which single workers is enough for installation without risk of injury. 6. Long service life Strong resistance of acid, alkali, weathering, anti corrosion of water, dust, manhole covers used for gas are well sealed which prevent poisonous gas leaking. Temperature tolerance is at the range of -40°C-200°C. 7. Customer design FRP manhole covers allow customers’ innovative design, logo, or etc. we have our own design team who can also offer design work for customers. 8. No color fading The cover is not sprayed in surface but painted in whole material so that the color can keep no fading. 9. No noise The products are made anti-noises, which is popular to residential areas.   Applications: Manholes allow access to underground pipes, cables, meters and facilities. BS EN124 Standards: -------------------------------------------------------------------------------------------------------------------------------- Packing and shipping:  Packing on pallets with film wrapping
1000 sets in a 20 ft container
1500 sets in a 40 ft container -------------------------------------------------------------------------------------------------------------------------------------- Our service: We guarantee customers 3 YEARS free replacement if any quality problem happens.     Company introduction: Zhengzhou BAOLUAN Municipal Facilities Co., Ltd is a high-tech company engaged in research and development of new environmental friendly materials, production, and exporting. The main products are FRP/GRP Manhole Covers, Artistic Manhole Covers, Water Storm Manhole Covers, Trench Drain Covers, Gully Grates, Sewerage Gratings, etc. Fiber rein forced polymer is made from unsaturated polyester resin; more than ten kinds of composite materials are mixed for pressing under the normal temperature. Because there is no metal contain, so it is completely solves the problems of being stolen.  Using the unique processing of tough fiberglass rebar for the main load bearing instead of traditional steel rebar, the loading capacity is enhanced a lot, completely rewrite the BMC processing covers low load capacity, and fail the tests abide by BS EN124. BAOLUAN products are of highly compress resistance, wear resistance, non breaking, anti-aging, which is exceed the standard of GB/T23858-2009 set by NSC.   The company has a full set of production and inspection equipments from product design, mold development, color scheme. We have cooperated with many renowned research institutes and universities, together developed of a unique formula and processing, created the brand BAOLUAN with high quality and security, artistic features, taken its place in the front rank of domestic manhole cover industry.  The products are popular to many big or medium cities in domestic or overseas.   Products designed to meet or exceed the standard of BS EN 124, quality is our life, we refuse to do defective products no matter OEM or ODM. Road security is always our mission; we will be continuously innovating and creating the better and better BAOLUAN. BAOLUAN would like to try the best to make contribution to the harmonious society and people’s quality of life. --------------------------------------------------------------------- FAQ Why most of the manhole covers are round? 1.  A round manhole cover cannot fall through its circular opening, whereas a square manhole cover could fall in if it was inserted diagonally in the hole.  2. Circular covers don’t need to be rotated or precisely aligned when placing them on the opening. 3. A round manhole cover is easily moved and rolled. 4. Human beings have a roughly circular cross-section. 5. Round tubes are the strongest shape against the compression of the earth around them, so the cover of the tube would naturally be round as well. 6. It’s easier to dig a circular hole.   What's your advantage?  Arc-shaped bottom structure allows the pressure they bear disperse averagely on the whole surface. Besides, the products are made not by SMC, it was put in several layers of fiber cloth to enhance the structures. So they are stronger than SMC composite manhole covers.   Can you do bigger sizes? Yes, we do, the biggest one we have done is 1350mm diameter.   Can you OEM? Yes, sure, we can. pls send us your design draft to us, we will arrange molding.