• Manhole Cover Ductile Cast Iron China Heavy Telecom Sew System 1
  • Manhole Cover Ductile Cast Iron China Heavy Telecom Sew System 2
  • Manhole Cover Ductile Cast Iron China Heavy Telecom Sew System 3
Manhole Cover Ductile Cast Iron China Heavy Telecom Sew

Manhole Cover Ductile Cast Iron China Heavy Telecom Sew

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
100 pc
Supply Capability:
10000 pc/month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

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 Ductile Cast Iron China Heavy Telecom Sew

Manhole Cover Ductile Cast Iron China Heavy Telecom Sew

 

Manhole Cover Ductile Cast Iron China Heavy Telecom Sew

 

 


 

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 will give someone as many points as possible if you give me a scale (lightest to heaviest) of types of metal music like heavy, black, thrash, etc.
Dont forget Death Metal (Death, Morbid Angel) to Meldodic Death (In Flames, Dark Tranquillity) to Metalcore (Zao, Heaven Shall Burn) to Deathcore (Despised Icon, Job For A Cowboy) And Early black metal (Celtic Frost, Mercyful Fate), to Second Wave Black Metal (Mayhem, Darkthrone, Satyricon), to Ambient groups (Xasthur) to Blackened Death (Behemoth, Melechesh) Dont forget Power Metal and Symphonic and Sludge and Stoner... Hell, even Thrash metal is making a comeback with Hatchet, 3 Inches of Blood, etc... And it will go on forever...
Q:I was listening to Metal on the radio one day, and I didn't recognize it and I liked it. Am I a metal musique fan?
Gothic metal: - Bloodflowerz - Amatris - Atargatis - Flowing Tears - Krypteria - Midnattsol - The Vision Bleak - Xandria - Eisheilig - Coronatus Symphonic metal: - Haggard - Leaves' Eyes - Weena - Soulslide - Wintermond Power metal: - Blind Guardian - Primal Fear - Helang?r - Equilibrium - Avantasia Heavy metal: - Doro Pesch Folk metal: - Lyriel Some good metal bands from Germany out of my library. I'd say my favorite metal bands come out of Finland though.
Q:atleast 5 difference between metal and nonmetal
BA: okorder
Q:Where are Metals Found ?
You must be young. Most people like the genre of music they grew up with - usually high school thru college. That's when the songs had some meaning to them and take them back to that place. Screaming is not a vocal ability - it is just the ability to scream. If someone wants to sound like cookie monster, I have no problem with it, but I don't consider it a talent unless they knew Jim Henson. As far as the double-bass issue, I think it makes a lot of the songs sound too similar. And, once you reach a certain age, it probably triggers heart murmurs as well. Like whatever you want to like and like two or three genres if you want, but don't call people who like what they like stupid.
Q:a company or futures relates with pewter metal
Metals are held together by metallic bonds. Metallic bonds consist of the attraction of the free-floating valence electrons (negative) for the (positive) metal ions. These bonds are the force of attraction that hold metal together. Metals are made up of closely packed cations rather than neutral atoms. The valence electrons of metal atoms can be seen like as a sea of electrons. The valence electrons are can drift freely from one part of the metal to another. Metallic bonds consist of the attraction of the free-floating valence of negative electrons for the positively charged metal ions. This holds it together! :D
Q:if so what are your top 5 favorite Death Metal bands?
Without metal, we'd still be cavemen and there would be a lot of broken wooden clubs and bats. Metals played a significant role in humankind's technology and it really took off after the Stone Age. In our community, metal makes our infrastructure such as: pipes, drills, computers, telephone poles, vehicles, signs, satellites, furniture, etc. Metals are also used to create other items. Concrete comes from metallic mixers, toothpicks from chainsaws, and even power from batteries.
Q:I love metal, mostly thrash and doom metal. I don't really like nu-metal, but most metalheads seem to hate it. Why is that?
King okorder
Q:Any form of metal works.
You don,'t, the aluminum used to make aircraft is specially formulated, formed by extrusion and/or rolling and heat treated. The stuff is really high tech and it is made with high tech equipment this isn't a do it yourself kind of project.
Q:how does a blacksmith moulds a metal?????
Metallica Black Sabbath Pantera Anthrax Madball Megadeth Slayer Ozzy Osbourne Alice In Chains Annihlator Mudvayne Slipknot Drowning Pool Killswitch Engage Trivium Chimaira Machine Head Fear Factory Lamb of God Cannibal Corpse Manowar Iron Maiden Six Feet Under Ill Nino Hatebreed Obituary Deicide Coal Chamber DevilDriver Type O Negative Death downthesun Stone Sour Superjoint Ritual Down Suffocation Sadus King Diamond Mercyful Fate Cradle of Filth Sanctuary Exodus Suicidal Tendencies Infectious Grooves Napalm Death Korn Dry Kill Logic Murderdolls Soulfly Armored Saint Sepultura Nailbomb Damageplan Hellyeah
Q:alkali metalshalogensnoble gasestransition metals
Most likely the sheet metal from Home Despot is galvanized steel. Not much for interesting patinas there, either a whitish powdery finish or a rust color, depending on how much zinc is on the surface of the steel. The best metals for patinas are copper based alloys. Brass is probably the worst, with bronze being the almost best. Copper would be the ultimate best. There may be some copper sheet at HD, or other hardware stores. You might try some roofing supply outfits, sometimes copper sheet is used as flashing on finer homes or historical restorations. As far as what chemical(s) to use, the application, and preservation of the finished patina is a whole 'nuther question. Finding the metal is the first step. Good luck

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches