High performance heavy duty ductile iron manhole cover/cast iron drain grate/trench drain grating cover

1. High load strength

  Less noise and lower vibration transmissions.

 2. Against theft,noise and rust.

 3. Durable life.

 4. Free design

Class A15 Area which can only be used by pedestrians and pedal cyclists

Class B125 Folkways, pedestrian areas and comparable areas, car parks or parking decks

Class C250 For gratings installed in the area of kerbside channels of roads which, when measured from the Serb edge, extend maximum 0.5 m into the carriageway and maximum 0.2 m into the foot way

Class D400 Arrive ways of roads (pedestrian streets included), hard shoulders and parking areas for all types of road vehicles.

Class E600 Areas subject to high axle loads such as docks and airports

Class F900 Areas subject to very high axle loads such as airports

1.We are Alibaba trade assurance Gold Supplier,your payment will be protected 100%

2.We are a factory manufacturing ductile cast iron rain grate,cast iron manhole covers,ductile iron anti-theft covers,etc.,best production capability ,best quality control, Best Service .

3.100% QC inspection Before Shippment.

4. Competitve price with best quality.

5.Response with in 24 hours for any question.

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     Hebei Better United Import&Export Co.,ltd is a professional manufacturer of various kinds manhole cover,over 10 years in north of China.

The company mainly offer ductile cast iron rain grate,nodular cast iron manhole covers,ductile iron anti-theft covers,urban greening tree pit cover plate etc.