• Cast iron composite manhole cover System 1
  • Cast iron composite manhole cover System 2
  • Cast iron composite manhole cover System 3
  • Cast iron composite manhole cover System 4
Cast iron composite manhole cover

Cast iron composite manhole cover

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
2000套 m.t./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

Pressure load: D400

Material: ductile iron QT500-7

Tensile strength: 500 n / 2 MM

Elongation rate: 7%

Spraying: ductile iron manhole covers on the surface treatment is the antirust bituminous paint spraying, the treatment is commonly used coating of casting.

Packing: packed in wooden pallet, steel tie, the outside plastic film

Process: sand casting, pure manual model


Our company covers has the following features:

1, the environmental noise. No noise, the product of environmental protection board and box after lathe processing, can make the plate and frame to 100%.

2, high load capacity. The product load D400

3, security ability. This product adopts double security design, anti-theft performance is better, more powerful guarantee traffic safety.

4, long service life. The product of guard against theft, prevent noise set is firm, durable.


This product applicability is wide and can be used in tap water in urban construction, municipal drainage pipeline inspection Wells, heating, gas inspection Wells, postal services, telecommunications, communications, cable pipe Wells, power line well, street lamps, well well, fire control, all kinds of valves, anti-corrosion project, open ditch cover plate, and can be manufactured according to customer's special needs.


Q: How many kinds of hardware are there in this industry?
Locks, handles, doors and windows, hardware, family decoration, hardware, plumbing hardwareArchitectural decoration, hardware, tools, kitchen hardware,Home appliances, mechanical parts, furniture hardware fittings
Q: What hardware fittings are needed for the glass curtain wall project?
The installation of vertical glass aluminum keel, usually connected with steel connector, connector between the steel and aluminum keel using 2mm rubber pad is isolated by screw connection, M12 stainless steel screw, obtained by calculating the size, with the two level a nut.
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
Q: What kind of hardware installation is there in order of home decoration?
1, carpentry hardware products installation, most wooden products need to consider the problem of paint. Therefore, the installation time of the hardware needs to consider the connection with the construction of the painter. This need from two aspects to consider: first, the installation of metal pieces arranged time not premature, or paint workers in the construction need to consider too many problems on the protection of hardware; second, the installation of metal pieces, but also pay attention to the construction can not destroy the painter who had completed. Therefore, the normal construction is often such arrangements: the hardware need to be drilled, basically is before the paint construction, or before completion of major processes (such as door locks installed before the lock basically is, at this stage the best hand hole study arrangements at this stage). After the painter has finished the construction, the carpentry will be installed again. 2, electrical lighting and switch socket panels should be installed in the wall brush, paint or wallpaper after the completion of work, and then the installation of lamps and switches, socket panel installation. There was such a case: a construction company, to save personnel costs, in the process arrangement for electrical installation of early switch socket, with open cut wallpaper knife switch socket panel, the panel does not accidentally scratched. 3, sanitary ware and bathroom hardware installation, as the current home improvement industry overall management level is still very low, the quality of workers at construction site is generally poor. Therefore, some of the construction site has occurred on the installation of bathtubs, the first use of the phenomenon of construction workers. In recent years, there have been quite a lot of complaints in this respect. Therefore, it is recommended that consumers, unless forced not...
Q: What are the laws and regulations of hardware?
There are two main parts.One is the national quality standard. This is the regulation. The hardware shall conform to the requirements of the regulations in accordance with the regulations.Another is the national security standards, this is the strict implementation of the legal norms.
Q: Native produce is a local specialty, but hardware is not
Native produce is a local specialty, but hardware is not
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: What are the hardware parts of the door?
Handle, hinge, fasteners (bolts, nuts), lock, door stopper, seal, such as cat's eye
Q: What does "R0.5max" mean in hardware drawing?
The "R0.5max" in the hardware drawing refers to the maximum allowable fillet R0.5.Max:N. maximum; maximumV. maximum; maximum possibleHardware:Traditional hardware, also known as "hardware"". Of five metals: gold, silver, copper, iron, and aluminum. By artificial processing, you can make knives, swords and other art or metal devices. The hardware of modern society is more extensive, such as hardware tools, hardware parts, daily hardware, construction hardware and security products. Most hardware products are not final consumer goods.
Q: What is a hardware cooker?
Cookware, such as metal products (metal and other materials, such as wood and plastic), is part of a hardware cookware category.

Send your message to us

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

Similar products

Hot products


Hot Searches

Related keywords