Manhole Cover EV124/480 Made in China on Hot Sale now

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
100 kg/m³
Supply Capability:
1000 kg/m³/month

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Product Description:

1,Cast Iron Manhole Cover Description :

manhole cover is a removable plate forming the lid over the opening of a manhole, to prevent anyone or anything from falling in, and to keep out unauthorized persons and material.

Manhole covers are often made out of cast iron, concrete or a combination of the two. This makes them inexpensive, strong, and heavy, usually weighing more than 50 kilograms (110 lb). The weight helps to keep them in place when traffic passes over them, and makes it difficult for unauthorised people not having suitable tools to remove them.

A manhole cover sits on metal base, with a smaller inset rim which fits the cover. The base and cover are sometimes called "castings", because they are usually made by a casting process, typically sand-casting techniques.

 

2,Main Features of the Ductile Iron Manhole Cover:

·High endurance

·High Strength

·Pressure Resistence

·Anti-corrosion

·Anti-theft

·Good visual effect

 

3,Manhole Cover Images:

 

Manhole Cover EV124/480 Made in China on Hot Sale now

Manhole Cover EV124/480 Made in China on Hot Sale now

4,Manhole Cover Specifications:

1) Production information
Manhole cover are manufactured for construction and public use. Manhole cover shall be smooth and free sand holes, blow holes, distortion or any other defects 

2) Material
A) Ductile iron GGG50

B) Grey iron GG20
3) Designs
A) EN124 Class B125 C250 D400 F 900, with different size and grammage, or as  customers' requirement.
B) as per customers' drawing or samples
4) Process
A) Molding boards

B) Hand Casting 

5) Coating
A) black bitumen or epoxy .
B)Coating as per customer's requirement

6) Different accessories are available 

7) Packing:
Wooden case or wood pallet, or as per customers' requirement 

8)  Payment terms: T/T or L/C 

9)Inspection

A)Inspection by our factory

B)The third party inspection,SGS

 

 

5FAQ:

We have organized several common questions for our clientsmay help you sincerely

Q. Can I fit a square manhole cover into a round chamber?

A. Yes, there are a select few manhole covers which are square-to-round, meaning they will fit square or round chambers. 

Q. I have a heavy traffic manhole cover but it has been broken by a forklift, why?

A. Forklifts have solid wheels which apply pressure differently to standard pneumatics and therefore covers must be specially adapted to suit this.

 

Q. I’ve measured my clear opening size but none of your covers match it, can you offer anything?

A. It’s likely that your cover is quite old and in imperial measurements which are no longer manufactured. However, we can offer bespoke solutions with manhole covers made to the specification you require.

 

Q. The project I’m working on requires a manhole cover with a quality finish, what’s available?

A. Naturally, galvanised steel of black polypropylene aren’t always ideal, and so we offer brass or stainless steel edging, as well as complete stainless steel covers.

 

Q. Odours are coming through where I have installed my manhole cover, why?

A. Your cover must be sealed and locked, or neoprene sealed, so you would require a T-Range Cover, or if you require a solid top, a selection of the PC range (e.g. PC2BG3, PC6CG3, not PC2BG) are suitable.

 

Q. I need access through my manhole cover on a regular basis, is this possible?

A. Yes, the majority of covers have built-in lifting keys, and for those that don’t we also supply lifting keys. However, the best way to obtain easy access is to have a bespoke, hinged manhole cover.

 

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Q:Which of the elements are metals?
Metals crystallize but owing to their other characteristics the crystals are rarely discussed. Some metals such as gold are too soft to use if not alloyed. Alloying can deal with substitution of specific metal atoms into the matrix so one might achieve the same strength with a lighter density. Some alloys are made to resist wear by achieving hardness--Read more about (Rockwell Hardness). or precious metal as such as gold and alloys of 12, 14, 18 and 24 karat. Other alloys provide for a more uniform expansion or resistance to expansion. or resistance to corrosion, such as brass or a controlled corrosion such as the patina of bronze
Q:What exactly is the definition of Death Metal?
Progressive Metal: is heavy metal with alot of classical influences...there is alot of changes in a progressive metal song...some songs could last for 20-50 mins....bands who are considered Progressive Rock/Metal... Dream theater Spock's beard Transatlantic Marillion Flower Kings Aryeon Devin townsend Band Abydos Ice age Stratavarius Bling guardian Opeth
Q:Transition Metals?
Who cares what you look like? It should be the music that matters, not your clothing.
Q:awesome heavy metal bands?
Metal fans just call a lot of bands they hate 'not metal' even when they are.
Q:what kind of metal is pewter?
Genres:Heavy metal, nu metal, alternative metal
Q:Black Metal vs. Death Metal?
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Q:Thrash Metal vs Nu-Metal?
name the basic property on which metals and non metals are diffrentiated. the answer being : on electrical conductivity
Q:How would you place these metal sub genres in order from lightest to heaviest?
Black metal is a subgenre of Metal typified by its usually raw or under-produced sound and Satanic/rebellious aesthetic, as well as simplistic guitar phrases and under-accentuated rhythmic dimensions which allow more power for the atmospheric, detached and wandering riffs. Vocals are often higher pitched than Death Metal (or, screams rather than death metal's grunts, speaking in slang terms) and can sound detached or unnervingly direct. BQ: I could never possibly pick. I love them both more than life itself. EDIT: Death metal is often much too themed to either I hate God or Check out how obscene I can be. Wait, are you serious? You must be trolling. What you just said is the whole point of black metal.
Q:What's some good foreign metal bands?
Slayer Pantera Iron Maiden Megadeth Motorhead Black Sabbath Judas Priest Anthrax Motley Crue Alice in Chains (Mostly grunge, but it's pretty heavy Sludge Metal, too)
Q:How much is a ton of scrap metal going 4?
Yes, i consider hair metal as metal.

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