Ductile Iron Manhole Cover for Industry with Heavy Duty

Ductile Iron Manhole Cover for Industry with Heavy Duty System 1

Ductile Iron Manhole Cover for Industry with Heavy Duty System 2

Ductile Iron Manhole Cover for Industry with Heavy Duty System 3

Ductile Iron Manhole Cover for Industry with Heavy Duty System 4

Ductile Iron Manhole Cover for Industry with Heavy Duty

Ref Price:

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) Material

a) Ductile Iron GGG500-7 & 400-12

b) Grey Iron GG20

2) Designs.

a) EN124 A15, B125, C250, D400, E600 and F900

b) A60005 for casting design

c) Major standards designs available

d) As per customers' drawings or samples

3) Process

c) Molding boards

d) Green sand with hand molding

Ductile Iron Manhole Cover for Industry with Heavy Duty

Specification

Item No.	Class	Clear Opening(mm)	Frame Size(mm)	Frame Height(mm)	Unit Weight (kg/set)
D60	D400	500*500	600*600	100	55
D55	D400	450*450	550*550	100	47
D50	D400	400*400	500*500	100	38

Advantages

Good compressive, bending and impact strength, 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. Contain no metal

and no recovery value, anti-theft.

Packaging & Shipping

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

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

Ductile Iron Manhole Cover for Industry with Heavy Duty

Our Services

1. Sample is available for free.

2. OEM and ODM are welcome.

3. Free charge of design labels and cartons.

4. Our products: produced by the hydraulic Press. Meanwhile, a number of experienced workers do the strictly Quality control and have production tracking program.

5. Our price: we are the factory, we provide the most competitive price with good quality, and large order quantity will get big support by us!

FAQ

1. How about your price?

A: As one of famous manufacturers of Ductile iron products inChina, Our prices are very favorable and competitive. The customers from all-over the world.

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 requirement, but it maybe let your purchasing cost changed also.

Q:Is the cast steel a casting part?: Cast steel is one of the casting parts that you call. The material is made of carbon steel or alloy steel, stainless steel, etc. the method is cast

Q:What is the ejection angle of the die casting (Tan Gang)?: Especially deep hole, and customers to discuss, generally take 0.3-1 degrees is enough

Q:What are the casting parts used to test shrinkage holes?: 3 fluorescent magnetic powder, this method can also be found in part.

Q:Which surface is coarser for cast iron or cast steel castings? Why?: The surface of the steel is more rough, because the coating sand cast steel cast iron particles compared with graphite coating degree, the other one is to get a better air permeability and collapsibility of sand, the compaction degree is smaller than iron.

Q:In theory, which is more expensive, forging parts or casting parts?: The structure of the casting is relatively flexible in design, and the modeling is easy to realize.

Q:The casting sand is going on: 3, prevention measures(1) to improve the strength of sand mold (core), especially surface strength, high temperature strength, refractoriness, compact, better coating, good core coating and parting surface coating.(2) mould and box can prevent damage;(3) the core should have clearance.

Q:Where is the precision casting factory?: Shandong, DongyingThe birthplace of precision casting

Q:What do you mean by "proofing" in the casting? Do you charge for the proofing?: Die die must charge, wood cheap, expensive aluminum mold

Q:Why does the surface of stainless steel casting mirror mirror ripple?: Because the grinding machine is layer by layer. And the material inside the casting is not completely uniform.

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.

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