• Casting OEM ductile iron manhole cover with superior quality for industries with frames System 1
  • Casting OEM ductile iron manhole cover with superior quality for industries with frames System 2
  • Casting OEM ductile iron manhole cover with superior quality for industries with frames System 3
  • Casting OEM ductile iron manhole cover with superior quality for industries with frames System 4
  • Casting OEM ductile iron manhole cover with superior quality for industries with frames System 5
  • Casting OEM ductile iron manhole cover with superior quality for industries with frames System 6
Casting OEM ductile iron manhole cover with superior quality for industries with frames

Casting OEM ductile iron manhole cover with superior quality for industries with frames

Ref Price:
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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.Standard:ISO9001,EN124
2.Applicable medium:gases,liquids,steam
3.Materail:ductile iron,Gray cast iron

Tested item standad

Anti-breaking strength (Mpa)>14

Impact toughness resistance (kg/cm2)>95

Tensile strength (Mpa)>10

Compressive strength (Mpa)>30

Modulus of elasticity(kg/cm2)>1.4*104

Cold-hot resistance measure<0.4

Water-absorption<1.0


Casting OEM ductile iron manhole cover with superior quality for industries with frames

Casting OEM ductile iron manhole cover with superior quality for industries with frames





Specification



Item No.ClassClear Opening(mm)Frame Size(mm)Unit Weight (kg/set)
TD1222D4001220*6751370*83080.5



Advantages



Competitive prices, water-proof,bending and impact strength, anti-corrosion, not rust, long service life (at least 30 years).

· Higher quality /higher tensile

· Higher security /long life

· Possibilities of new locking systems


Packaging & Shipping



Packaging: Details Pallet with bubble film, Carton ,

 

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

 

Casting OEM ductile iron manhole cover with superior quality for industries with frames

Casting OEM ductile iron manhole cover with superior quality for industries with frames



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 change the form of packaging and transportation?

A:Yes,We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.


Q: What are the casting parts used to test shrinkage holes?
3 fluorescent magnetic powder, this method can also be found in part.
Q: What's the effect of casting copper?
Copper is one of the main corrosion resistant alloys. When the mass fraction of copper in cast iron is from 0.25% to 1%, the corrosion resistance of copper in the industrial atmosphere can be obviously increased. But copper has very little corrosion resistance in lye or salt solution.Copper can increase the flowability of molten iron and improve its casting ability remarkably.Copper can increase the coercive force and residual magnetic force, but the permeability is not affected.Combined use of copper with other alloy elements, such as copper chromium, copper chromium molybdenum, copper molybdenum, copper manganese, copper vanadium, can achieve greater results.
Q: What method of casting does not rust? I think the sample is like oil
The surface of a general casting is easy to rust. In order to prolong the rusting period, antirust paint or antirust oil is usually sprayed. What you said should be anti rust oil.
Q: What are the casting parts tested?
The surface brightness, appearance, size, chemical composition, weight, material, surface defects, internal defects, seals need to be checked, leakage, etc.
Q: How to distinguish the forging parts and casting parts accurately
Distinguish from performance:The processing performance of forged parts is higher than that of the same material. The forging parts are compact and have good mechanical properties, but the casting parts may have sand holes, holes, shrinkage holes and other defects, and their mechanical properties are inferior to those of forgings. At the same time, forging processing can ensure the continuity of the metal fibrous tissue, fibrous tissue to forging and forging shape consistency, metal streamline integrity, can ensure the parts with mechanical properties and long service life good.
Q: Why do casting parts have air holes?
First, from the source, tools, raw material drying, in the process of melting into the reaction gas, another influence is pouring process, such as high temperature solidification gas dissolved too much after not excluded. The method can adjust the pouring temperature properly, control the source of gas (drying and controlling the inoculant, especially the content of magnesium), and add cooling iron to change the solidification mode. It depends on what kind of casting you are. You can't make it clear at once. And molding sand relationship is mainly water content and permeability, brush coating resin content.
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: What are the general technical requirements for casting parts?
What kind of casting do you want to know? Copper parts, iron pieces, aluminum pieces??? Their casting conditions are different.
Q: Can the casting part be phosphating with the phosphating solution of the pickling board?
Like stainless steel casting, duplex stainless steel casting is phosphating, ductile iron gray iron is not required
Q: How to solve casting defect casting?
Different defects, different solutions, some shortcomings, the current domestic level can not be resolved

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