The heavy ductile manhole cover

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
2000套 m.t./month

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Product Description:

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. 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 E600

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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Q:What does hardware refer to? What's the use?
Hardware refers to gold, silver, copper, iron, tin, of course, now there are other hardware, such as stainless steel, aluminum alloy and other common metals. Use: to create a spare parts, furniture, cutting tools and other materials.
Q:What does the home improvement hardware include? What are your buying skills?
A lot of home improvement hardware, including door pull pages, locks, slide rails, hinge handle, sliding door, rail suspension wheel, etc., these are considered home improvement hardware. Hardware purchase skills are as follows: (1) should be selected and sealed hinge, slide, lock of good performance. When buying and selling, opening and closing, pulling several times, feel its flexibility and convenience. (2) it is advisable to select locks with good flexibility. When you buy, you can plug the key several times to see if the thread is not smooth. The switch is screwed up, whether it saves power or not. (3) choose all kinds of decorative hardware with good appearance. When buying, mainly to see whether the appearance of defects, electroplating gloss, feel smooth and so on. (4) by hand a weigh weight, like products, the heavy weight of products relatively good materials.
Q:CNC lathe processing precision hardware, how to choose the grinding wheel?
Silicon carbide grinding wheels are suitable for grinding hard alloy and other tools with higher hardness.
Q:What does a hardware factory do?.
Hardware: traditional hardware, also known as "hardware"". Of five metals: gold, silver, copper, iron, and tin. 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.
Q:What does bathroom hardware have?
Bathroom hardware generally refers to the bathroom metal decorations, bathroom hardware pendant, styles, functions of different products prices far apart.A lot of bathroom accessories, but probably include mirror, toothbrush cup, cup holder, soap, tooth, towel rack, towel bar hook, paper rack, clothes hanger and toilet brush box.Tip: hardware definition: 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:Some commonly used metal stamping parts of the material?
Hardware refers to gold, Au, silver, Ag, copper, Cu, iron, Fe, tin, Sn five metal materials, said, "hardware is the mother of the industry";
Q:How to distinguish the advantages and disadvantages of bathroom hardware?
Bathroom hardware raw materialsSuperior 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.Liepin: general use of inferior zinc alloy recycled materials as raw materials, and cut corners to reduce costs, loose structure, light weight, feel light
Q:What brand of hardware is better?
Hardware refers to the use of gold, silver, copper, iron, tin and other metal processing, casting tools obtained, used to fix things, processing things, decoration and so on.
Q:What does building hardware include?
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:Does hardware include plumbing, building materials?
We have a wide range of hardware, but water, electricity and household building materials are very important to us

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