Cast iron sheet perforated strainer

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5000 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 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.


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Q:what is the Hardware classification?
STANLEY lock door lock series lock series, including American Standard oubiao lock series, electronic lock series, style simple fashion style, can provide a variety of solutions for customers, to meet the personalized needs. STANLEY Best on behalf of the world's highest grade lock locks, the highest standards of American Standard lock: the interchangeable lock core is BEST's patented inventions, and has become the highest standards of the American lock industry, the highest standards of the 7 pin hole of the lock core of the lock core lock is designed within the industry, to provide customers with the most secure mechanical access control system; hierarchical management can do more than 6, with a total replacement of the key and the lock core master key, the central key management system is powerful, and according to customer requirements tailored; 1899 STANLEY produced the world's first hinge piece ball hinge, obtained the first patent ball hinge. Now in China investment in the establishment of the hinge of the most advanced production line, the factory strictly according to the standard American Standard control hinge processing, ensure the quality of life of hinge, hinge with two ANSI/BHMA. STANLEY hinge with the same life span, in the normal use of life insurance. STANLEY closed door according to the different needs of customers, to provide American Standard door closers, oubiao door closers and fireproof door closer for customers to choose products through rigorous testing to ensure product quality. STANLEY push bar lock push bar lock according to the function of emergency escape device and fire escape device; according to the appearance design is divided into push bar type and lever type; according to the structure is divided into with the lock, mortise lock type, with the bolt and concealed bolt type, according to the number of lock points and...
Q:Some commonly used metal stamping parts of the material?
Steel, steel, alloy, stainless steel, brass, aluminium, zinc, copper and ironSome other good plastic alloys can also be used as hardware stamping materials
Q:What do hardware mainly do?
Hardness test of stamping dieThe main material of the stamping die is die steel (including tool steel and high speed steel), and sometimes carbide is used.Stamping dies usually require high hardness and wear resistance, and heat treatment is essential.
Q:What do you have for construction hardware? What do you need to open a hardware store? Is the construction hardware mainly aimed at the construction site? Do we need hardware for real estate?
All kinds of wire, nail, mesh and mesh products made of carbon steel or nonferrous metal. Widely used in construction and other construction projects. Kitchen equipment. The main washing table, operation table, cutting machine, stove, stove, oven, kitchen cabinets, storage and lampblack machine etc..Building 5 gold site is a big customer, which requires you to expand your business.Real estate projects in general, the project needs to build houses, but Real Esta
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:Do their own cabinets, cabinets hardware where can I buy?
The general cabinet hardware, materials in city or specialized hardware store to sell. But if you're not common on the market like hardware, cabinets do, they use hardware, are from the big city (Guangzhou, Ji'nan) of the designated manufacturers ordered. If individual purchase sell it, suggest you buy from the Internet.
Q:CNC lathe processing precision hardware, how to choose the grinding wheel?
Generally do not sharpen their own knives, buy special knife Bei
Q:What are the hardware parts used in the decoration?
Locks, handles, hinges, hinges, air guns, drawers, rails are basically these small metal products, so it's called hardware, of course, the new products change with each passing day, you can go to B&Q and other shopping malls to see
Q:Are there any better hardware parts for the glass sliding door?
Could you tell me how thick your glass door is?Hardware accessories should be better, it will be better.
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.

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