• Manhole Cover En124 D400, Locking Manhole Cover from China System 1
  • Manhole Cover En124 D400, Locking Manhole Cover from China System 2
  • Manhole Cover En124 D400, Locking Manhole Cover from China System 3
Manhole Cover En124 D400, Locking Manhole Cover from China

Manhole Cover En124 D400, Locking Manhole Cover from China

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
100 pc
Supply Capability:
10000 pc/month

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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 En124 D400, Locking Manhole Cover from China

Manhole Cover En124 D400, Locking Manhole Cover from China

 


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. 


Q:I'm really lost on this one I can never really tell the differince between any metal so I couldnt tell you which type Ilike.Theres Power metal,Black metal,Death metal...Like whats the differince???
. . . . thrash came after Heavy Metal Its still around whats playing today is whats called Nu Metal, this is your Disturbed, Slipknot, ect, ect bands like Anthrax, Slayer, Metallica, ect ect are still playing and recording but they're reaching the end of their careers, no one can keep that going forever. So its not dying its just that all the big names are slowing down.
Q:i am a death metal fan but doesnt dress like a death metal fan, coudl you tell me what my hair clothes shoes etc. should be so i look like a death metal fan.
If you are planning to start on your woodworking project, this isn't something you should use, it's something that you would be insane not to.
Q:looking for some great nu metal bands. thankx!
Metal is forever Emo is a trend
Q:thnx !
Melodic Death Metal for sure. I do listen to quite a lot of different sub-genres of Metal, but Melodeath is definitely my favourite. Others sub-genres I enjoy include Black Metal and Power Metal.
Q:Or any metal band
Metals - good conductors of heat and electricity, good reflectors of light, malleable, ductile, tend to lose electrons in forming bonds, low electronegativity, low ionization energy Nonmetals - poor conductors of heat and electricity, poor reflectors of light, soft or brittle, tend to gain electrons in forming bonds, high electronegativity, high ionization energy
Q:So i have a choice between Metal Gear HD collection or Twisted Metal for the PS3.. Pleas help me decide. And i cant buy both..
Exodus - 'Bonded By Blood' Metallica - 'Kill em All' Anthrax - Spreading The Disease Metallica ' Master of Puppets' Megadeth ' Rust in Peace Anthrax - 'Among the Living' Slayer - 'Reign in Blood' Megadeth - 'So Far, So Good.....So What' Shadows Fall - 'The Art of Dying' Slayer - 'Seasons in the Abyss' Pantera - 'Cowboys from Hell'
Q:Avoid just general - more specific. Feel free to cross and combine to make your resulting genre.
i dont know if its blAQ METAL BUT I heard some songs by lordi and lovex and i like them im not into that kind of music but lovex ( guardian angel) is cool
Q:i always thought it was a mineral or rock, someone told me it was a metal, anyone know?
Metal Oxide Water
Q:How does the reactivity of a metal increase its value
I like some metal bands :)
Q:What are some environmental effects of metal intustries?
This is a troll right? - Hardcore metal doesn't exist - Neither does hardcore rock. There's hardcore punk, which metalcore borrows influence from - Death metal and metalcore are EXTREMELY different. Different influences, different styles, different everything. - No, not all black metal is not worshiping. Hell, most of it is for image. - I would recommend watching Metal: A Headbanger's Journey You should look into doom metal. PS: Electric Wizard Eyehategod Sleep Black Sabbath Sodom Acid Bath Kyuss Jesu Autopsy Candlemass Cathedral Corrosion Of Conformity Witchfinder General

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