• Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China System 1
  • Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China System 2
  • Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China System 3
  • Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China System 4
  • Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China System 5
  • Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China System 6
Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China

Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
100 set
Supply Capability:
4166 set/month

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Product  Description


1) production standard: EN124 from A15 to F900

2) Material: grey iron, ductile iron

3) Type: round type and Square type, triangle

4) we can produce as per customers' drawings

5) ISO9001:2008



Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China

Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China



Specification


Item No.ClassClear Opening(mm)Frame Size(mm)Frame Height(mm)Unit Weight (kg/set)
PBC700B125600×600700×70040
37



Advantages


Good compressive, water-proof, anti-corrosion, not rust, long service life (at least 30 years).

The quality meets the same kinds cast ion manhole covers but the cost is 30% lower than other companies.



Packaging & Shipping


Packaging: Details Pallet with bubble film, Carton or with pallet,

 

Delivery Detail: 8 days if your order is 20"container

 

Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China

Casting Ductile Iron Manhole Covers B125 and C250 for industry with Competitive Prices in China



FAQ


1.Can I get free samples?

A: Yes, we can provide you the free sample, but you need to bear their own delivery costs.

2.Can I request to advance the shipment?

A: It should be depends on whether there is sufficient inventory in our warehouse.

3.Can I have my own Logo on the product?

A: Yes, you can send us your drawing and we can make your logo, but you have to bear their own the cost.


Q: How to improve the surface roughness of casting parts?
One is to improve the accuracy of the model; the two is to improve the molding sand mesh. How much is the other relationship?.
Q: How to get rid of casting sand inside casting parts?
Are you saying that in the sand casting cavity? We use the manual blast, he is like a pipe will be automatic shot out of the grit, into the casting cavity, to remove the internal cavity in the purpose of casting sand!
Q: The casting sand is going on
2, causes(1) sand mold (core) strength is not high, when the box a little reason will fall off.(2) the strength of sand mould (core) is not high, it can not stand the erosion of molten steel.(3) box sand mould (core) crush.(4) high strength under high temperature, warpage, deformation and protuberance into the cast steel under the action of high temperature molten steel.(5) the floating sand in the air hole of the sand mold falls, especially when the floating sand falls in the casting, and the floating sand on the surface of the sand mold is easy to fall through the air vent.(6) when the box is closed, the surface of the mold cavity and the surface of the sand core are not cleaned, and the sand (core) surface has floating sand and so on.
Q: What's the density of the cast iron? The density is thin and the density is thin
Uneven casting density is caused by uneven shrinkage of the casting during solidification.
Q: What is the casting material?
The casting material is usually made of gray cast iron, nodular cast iron and vermicular graphite cast iron
Q: How do you mark it on the drawing? Do you need to discuss it with the manufacturer?Because the casting allowance is the standard, then, after all, is the theoretical value, the actual level depends on the manufacturer, so is it necessary to ask the manufacturer?
Casting parts do not need to provide drawings of casting blank, the casting factory according to your drawings in the required surface will be sufficient allowance, and the rest of the size according to the mechanical design manual and the casting manual can be found. The general foundry casting technology division will mark put shrinkage and the allowance of the map in your chart (usually with the red pen) for the production of wood or other material wood workers die drawings.
Q: Would you please tell me how to use casting parts for a year?The cast of an aircraft wing needs to be put aside for a year before it breaks;Does anyone know why?
3, the resonance method is cast on its resonant frequency vibration 1060ndn, to eliminate the residual stress in casting.
Q: Why do casting parts have air holes?
There are many reasons for casting porosity, mainly due to:1. smelting process is unreasonable, metal liquid absorbs more gas;2. the gas in the mold invades the metal liquid;3. from the mold is more water brush, core dry;4. the casting has poor ventilation;5. ladle tools are not dry.Wait。
Q: My parts complex, machining costs are relatively high, so want to cast, but the surface needs anodizing, what material will be better?
The common material that can be anodized is aluminum alloy. It is recommended to use casting aluminum alloys, such as ZL102 and ZL105, which are commonly used as cast aluminium alloys. The processing of aluminum casting is easy. After processing, the surface of the whole part can be anodized. The color can be chosen.
Q: Why should pig iron be used in casting?
Popular name is called pig iron, in fact, is a kind of cast iron without treatment, after casting, in iron elements to add other elements to improve casting performanceIt mainly improves the fluidity, reduces the melting point and reduces the shrinkage.Usually pure iron and cast iron at the eutectic point (about 4.7% carbon content) can be used for castingThere are many kinds of cast iron, usually grey cast iron, ductile iron and vermicular graphite iron......

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