Manhole cover

BENEFITS of composite manhole covers: theft prevention, noise reduction, resistance, lightness, electric insulation, resistance to corrosion. FRP manhole covers of M.M. are manufactured in accordance with the EN 124:2015: A15 (test load 1.5 ton) Areas which can only be used by pedestrians and pedal cyclists, B125 (test load 12.5 ton) Footways, pedestrian areas and comparable areas, car parking decks, C250 (test load 25 ton) For gully tops installed in the area of kerbside channels of roads which when measured from the kerb edge, extend a maximum of 0.5m into the carriageway and a maximum of 0.2m into the footway. D400 (test load 40 ton) Carriageways of roads including pedestrian streets, hard shoulders and parking areas, for all types of road vehicles.

The chemical composition data in the table for reference only. 2. The mechanical properties comes from the sample taken from round 1/4 diameter, rectangle & square from 1/4 diagonals. 3. Customized size and grade upon your request

Graphite iron castings Gray iron casting iron pulley Huan-Tai specialize in investment castings, sand castings, die castings, gravity castings in material of carbon steel, alloy steel, cast iron, ductile iron, aluminum, bronze and custom material. Typical products include custom casting parts, trailer parts, agricultural gearbox, gear, gear shaft, CNC machining parts, train parts, wear resistant parts, crusher parts like liner plates, bowl liner, jaw plate, mantle, heavy castings, coal mining machinery parts and aluminum castings & bronze castings etc. We strive to provide the high quality castings with tight tolerance and try to avoid defects delivered to our customers. Our inspection: 1.Metal testing and analysis, mechanical properties, microstructure, spectrometer and furnace chemical composition analysis. 2.Non-destruction inspection: MPE, LPE, UE and RE 3.Dimension inspection: well experienced inspector team 4.Quality control 5.3rd party inspection