• Heavy manhole cover System 1
  • Heavy manhole cover System 2
Heavy manhole cover

Heavy manhole cover

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
500吨 m.t./month

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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 bar


Knot, external plastic film

Process: sand casting, pure manual model


Our company covers has the following features:

1, the environmental noise. This product environmental noise.

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.


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The general is moving hand, screwdriver, hammer, chisel, inner six angle, sleeve head, Jack, hoist, electric knife, pencil, fork, sawing, file, rivet, etc.
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Luggage hardware accessories can be classified according to the following: material, shape, color, specifications and so on.
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You sell high profits on the high, similar to low
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When cleaning and maintenance, pay attention to some matters.To avoid the strong acid solution directly onto the hardware, accidentally occur immediately wipe clean; avoid using any abrasive cleaners, cloth or paper towel, and anything with strong acid detergent, wipe the surface polished pigment hardware; develop the habit of opening doors and windows to keep the air flowing, bathroom, take separate bathroom hardware maintenance mode.
Q:CNC lathe processing precision hardware, how to choose the grinding wheel?
Alumina grinding wheels are suitable for grinding low speed tools such as high speed steel, tool steel and plain carbon steel.
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Hardware factory is to do hardware processing enterprises, the general supporting the need to use CNC machining center
Q:What do you learn before you sell hardware?
What do you learn before you sell hardware? market researchMarket research is the first step in opening a good hardware store. First of all, we can understand it better. Hardware stores are the kinds of hardware, decoration and some tools, household items such as common. Different areas have different conditions, analysis of the dominant demand and implicit demand of residents here, to compete with other business has much hardware store do not, that is to say, whether products or the mode of operation, do not blindly imitate others, to shop for their own way. At the same time, but also with other hardware stores to communicate well, convenient, when the supply is insufficient, you can exchange for a rainy day.
Q:How to inquire about the price of hardware products? How much is the gross profit of hardware products? Thank you
Gross profit does not know, but you can go to the hardware product supply, purchase price and so on to make some understanding, and then make a decision
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Hardware for construction hardware, metal, locks, nails, iron wire, steel wire mesh, wire scissors, home hardware, tools and so on.
Q:Hardware accessories, hardware is the same?
The basic is the same, accessories are large pieces of accessories, hardware, including accessories

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