Square Ductile Iron Manhole Cover

Ductile Iron is prior to the metal casting process receives crucial mineral additives to produce an exceptionally strong resistance and durable metal, the molecular structure of Ductile Iron gives rise to excellent additional strength and shock load resistance, within structure carbon steel, without steel inheriting corrosion.Ductile Iron Manhole Covers, are fast replacing the conventional Grey Iron Manhole Covers on account of uniqueness in its Strength to Weight ratio, Design, Weight and the Cost benefit.

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Product Description

Product Description

Application

Municipal construction, water project like sewerage, water supply, footway, rainwater, gas, heat, fire, telecommunication, carriageway, etc.

Main Features

1. Good toughness.	2. Strong corrosion resistance.
3. Good plasticity.	4. High strength.
5. Perfect anti-theft and safety performance.	6. Low Noice.

Specification

Product	Length(mm)	Width(mm)	Hight(mm)	Weight(kg)	Loading Capacity
Square Ductile Iron Manhole Cover	800	800	65	85	D400
	800	800	40	42	B125
	700	700	50	47	C250
	700	700	40	40	C250
	650	1020	80	115	D400
	600	800	50	46	C250
	600	800	40	37	B125
	600	600	50	46	D400
	600	600	45	33	C250
	500	500	50	35	C250
	500	500	40	22	B125
	470	860	50	38	B125
	450	750	40	20	B125
	400	600	40	17.5	C250
	400	600	50	23	B125
	400	500	40	20	B125
	400	400	35	11	B125
	382	584	70	47	C250
	300	500	35	11	B125
	300	500	50	22	B125
	300	450	50	14	B125