• 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.


Q: The bathroom hardware should be stainless steel or Aluminum Alloy it?
The preferred stainless steel with good economic condition has the advantages of easy cleaning and durability, and strong toughness
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: 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: Is the hardware store profitable?
You sell high profits on the high, similar to low
Q: what Hardware processing order required
Want to contract hardware processing business, you can through relatives, friends or colleagues in many ways to find. Can also take the initiative to contact the business, through the processing of hardware related projects of the company, enterprises, self-employed and so on, from the contract part of the project to do. Start from small business, make more friends, each doing a business, seriously do a good job, quality and quantity, according to the completion of the task of the project period, and strive to establish a sign. Over time, signs have, the volume of business will become increasingly large, business circles will become more and more, and become acquainted with fellow friends will be more and more, orders naturally more and more
Q: What does hardware and electrical appliances include?
Machinery equipment, hardware tools, building hardware, mechanical equipment, locks, security, daily hardwareElectronic, electrical, general accessories, sports and leisure, environmental protection facilities, home appliances, kitchen, raw materials
Q: What's the hardware in the wardrobe industry?
The hardware includes a wardrobe door hinge, handle, drawer rails and other structural parts and accessories such as clothes hanging rod: made of Aluminum Alloy materials, high hardness, large bearing surface, anodized, abrasion resistance, cut flower. The circular surface is provided with a plurality of technological lines, which not only have decorative effect, but also play the role of anti-skid. Guide rail: drawer adopts heavy three section rail or three section slide rail, push and pull smooth and silent, bearing capacity is big, can push and pull more than 100 thousand repeatedly. Pull the plate for a towel and other small items, using common backing tracks. Pull basket: cold rolled steel with surface plating, the effect is shiny and smooth. Surface without flow, bump, no yellow, no delamination, no rust, long shelf life. Laminated buckle: embedded panel buckle prevents the board from slipping. Trousers rack: used for stainless steel folding hanging pants, trousers made straight without wrinkles. Shelf: used to display towels, scarves, hats and other small items of life. Plywood: used for displaying ornaments, cosmetics and other daily necessities. Chuanyijing: built-in sliding mirror is an indispensable item dressing.
Q: What does building hardware include?
Architectural decoration hardware: Architectural hardware, decorative hardware (locks, handles), iron products, hardware fittings, hardware tools, hardware molds, hardware casting, etc.
Q: Which part is responsible for leakage of hardware?
Warranty period, the same place repair two times, repair the bad, can find their own to repair, the cost of developers out.
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.

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