Manhole Covers DCI EN124 Black Bitumen Coating
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 300000 pc/month
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Item specifice
1.Cast Iron Manhole Cover Description :
A 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.
Description:
Code | Clear Opening(mm) | Over Base(mm) | Depth(mm) | Class |
202500 | 200 | 230 | 33 | A15 |
202501 | 200 | 230 | 33 | B125 |
202502 | 300 | 330 | 40 | A15 |
202503 | 300 | 330 | 40 | B125 |
202504 | 400 | 440 | 45 | A15 |
202505 | 400 | 440 | 45 | B125 |
202506 | 400 | 440 | 45 | C250 |
202507 | 400 | 440 | 45 | D400 |
202508 | 550 | 590 | 60 | A15 |
202509 | 550 | 590 | 60 | B125 |
202510 | 550 | 590 | 60 | C250 |
202511 | 550 | 590 | 60 | D400 |
202512 | 700 | 740 | 60 | A15 |
202513 | 700 | 740 | 60 | B125 |
202514 | 700 | 740 | 75 | C250 |
202515 | 700 | 740 | 95 | D400 |
202516 | 760 | 800 | 75 | A15 |
202517 | 760 | 800 | 75 | B125 |
202518 | 760 | 800 | 75 | C250 |
202519 | 760 | 800 | 110 | D400 |
202520 | 800 | 840 | 85 | A15 |
202521 | 800 | 840 | 85 | B125 |
202522 | 800 | 840 | 85 | C250 |
202523 | 800 | 840 | 85 | D400 |
202524 | 900 | 940 | 100 | A15 |
202525 | 900 | 940 | 100 | B125 |
202526 | 900 | 940 | 100 | C250 |
202527 | 900 | 940 | 100 | D400 |
202528 | 1000 | 1040 | 100 | A15 |
2.Main Features of the Ductile Iron Manhole Cover:
Long service life
Strong resistance of acid, alkali, weathering, anti corrosion of water, dust, manhole covers used for gas are well sealed which prevent poisonous gas leaking.
Temperature tolerance is at the range of -40°C-200°C.
Customer design
FRP manhole covers allow customers’ innovative design, logo, or etc. we have our own design team who can also offer design work for customers.
No color fading
The cover is not sprayed in surface but painted in whole material so that the color can keep no fading.
3.Manhole Cover Images:
4.Manhole Cover Specifications:
Manholes allow access to underground pipes, cables, meters and facilities.
BS EN124 Standard:
A15: Area which can only be used by pedestrians and pedal cyclists.
B125: Footways, pedestrian areas and comparable parks or car parking decks.
C250: For gully tops installed in the area of curbside channels of roads.
D400: Carriage ways of roads(including pedestrian streets), hard shoulder and parking areas, for all types of road vehicles.
E600: Areas of imposing high wheel loads, e.g. dock and aircraft pavements
5.FAQ:
We have organized several common questions for our clients,may 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:How to distinguish the advantages and disadvantages of bathroom hardware?
- Raw materials: zinc alloy Liepin generally use inferior recycled materials as raw materials, and cut corners to reduce costs, loose structure, light weight, feel giddy. Superior products: general use fine cast pure copper, high-quality zinc alloy or titanium alloy as raw material, tight structure, heavy weight, feel thick. Raw material, YISHION and copper are preferred. The casting and finishing process: the shortage of small Liepin die casting machine and simple machine, pressure, product gross PI surface pores, cracks and surface defects of wire lines, inequality, polishing process rough, simple process. Superior products: the use of large precision computer control die-casting machine tools and digital precision machine tools, rough surface smooth, smooth, no pores, silk defects and other phenomena, grinding and throwing, when the process is rigorous, a wide range of processes. The plating: plating Liepin is thin and uneven, loose structure, poor adhesion, luster, the chrome plated directly in the blank, after a period of time, the surface is easily corroded, wear, blistering and peeling off. The coating thickness is less than 20 microns, the material is easy to be oxidized by air, and the coating surface has many scratches and burrs. Products: in strict accordance with the national standard electroplating technology, using imported raw copper, nickel, chromium and copper after, three plating process, depending on the sense of thick, shiny, long-term use will not wear, corrosion, foaming or peeling,. Compact structure, uniform coating, "" crisp, color surface coating thickness in general more than 30 microns, no scratch coating surface and burr. The accessories Liepin: fasteners made of steel screws, easy to rust, glass products made of low-grade products, uneven thickness, low transparency, visual sense of opacity. Excellent...
- Q:How to buy some ardware
- Professionals said that, on the market of aluminum magnesium alloy and alumina two main Aluminum Alloy common materials, the price difference of nearly 1/3, due to alumina and aluminum and magnesium alloy surface looks almost, it is quite difficult for consumers to distinguish, but still can be judged from the handle, water etc.. Aluminum magnesium alloy material is relatively heavy, the surface is smooth, water stains are not easy to trace, good toughness. And the surface of alumina material is rough, easy to black or trace of water stains. At the same time, if there is a slight scratch on the surface, the aluminum magnesium alloy material can be easily wiped away, while the alumina is difficult to remove. In addition, the door handle will also vary greatly because of the distance and the type of the door.
- Q:What kind of hardware do you have?
- Hardware, traditional hardware, also known as "hardware"". Refers to iron, steel, aluminum and other metal, after forging, rolling, cutting, and so on physical processing made from various metal devices. Such as hardware tools, hardware parts, daily hardware, construction hardware and security supplies. Most hardware products are not final consumer goods. It is made as an industry...
- Q:What does hardware include?
- First of all, "hardware" concept, mainly refers to gold, silver, copper, iron, tin five metal materials collectively.Hardware is the mother of industry; the foundation of national defense and the products of hardware materials are usually divided into two major categories: big hardware and hardware.
- Q:What does the home improvement hardware include? What are your buying skills?
- nail1, characteristicsSteel nails are the most common type of nails, there is no special tools, mainly used for hand nails of some wooden shelves, etc..There are no special tools for cement nails, mainly in hand nails, cement walls and so on.Special nails with thread, mainly used for nail skirting line, thread structure is not easy to loose.
- Q:Hotel room toilet stainless steel parts, how to maintain?
- Cleaning area, other hardware cleaning and maintenance matters needing attentionThe common hardware in the bath area is bathroom cabinets, metal chains, hinges, slides, towels racks, shelves, frames, etc..
- Q:What brand of hardware is better?
- Buy Bathroom Hardware recommended to buy the big brands, of course, in order to avoid unnecessary trouble I suggest you choose those big brands, with the quality of customer service in this regard will be controlled better, like ATGET, a brand of bathroom hardware dily V - O of the two one brand is I trust, with the overall feeling Ya Jie is my home is good, and the Delong Delong, Yatin Yatin, HAVA HAVA, ArgentCrystal ArgentCrystal, elegant, these brands are good brand reputation, are the ten famous network on the china-10 are the latest bathroom hardware accessories
- Q:Which part is responsible for leakage of hardware?
- Waterproof warranty of 5 years, 2 years of pipeline, the warranty period of non developers responsibility, if not handled to the local quality supervision departments complaints, but also no words can be on the court, or drag over the warranty period is himself.
- Q:I opened a small hardware factory, and I also have a few punch, want to do hardware accessories, and do not know what kind of good to do, good money, beg!
- What do you want to punch?. What does your machine do?. Punch can punch too many things.
- Q:What kind of goods do you need to open a hardware store?
- Such as furniture hardware accessories can be divided into functional hardware and decorative hardware two types. Functional hardware refers to the hardware parts that can achieve certain functions of furniture, such as connectors, hinges and slipway. We also need to pay attention to the doors and hardware accessories. Such as lotus and other hardware, the gold and silver and brass and iron, tin five metal materials, hardware is the mother of industry; the national defense foundation, hardware product material, usually divided into two categories of hardware and hardware. Big hardware includes steel plate, steel, flat iron, steel bar, universal channel iron, I-iron and various types of hardware, building hardware, tin, lock nails, wire, steel wire, steel wire cutting, home hardware, tools etc.. On the nature and use of hardware, iron and steel materials, non ferrous metal materials, machinery parts, transmission equipment, auxiliary tools, working tools, construction hardware, household hardware and other eight categories are to be considered
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