D400 CLASS Cast Iron Double Seal Manhole Cover and Frame

D400 CLASS Cast Iron Double Seal Manhole Cover and Frame System 1

D400 CLASS Cast Iron Double Seal Manhole Cover and Frame System 2

D400 CLASS Cast Iron Double Seal Manhole Cover and Frame System 3

D400 CLASS Cast Iron Double Seal Manhole Cover and Frame System 4

D400 CLASS Cast Iron Double Seal Manhole Cover and Frame

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 kg

Supply Capability:: 4100 kg/month

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

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) Sand casting

5).we can produce as per customers' drawings

6)ISO9001:2008

D400 CLASS Cast Iron Double Seal Manhole Cover and Frame

Specification

Item No.	Class	Clear Opening(mm)	Frame Size(mm)	Frame Height(mm)	Unit Weight (kg/set)
TD90	D400	700*500	800*606	150	260
TD90*60	D400	905*905	1055*1055	100	156

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 other companies.

Packaging & Shipping

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

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

D400 CLASS Cast Iron Double Seal Manhole Cover and Frame

FAQ

1. How about your price?

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

2. What is your minimum order requirement?

A: We will indicate the MOQ for each item in the quotation sheet. we accept the sample and trial order. If the quantity of single item can't reach the MOQ, the price should be sample price.

3.Could you specially design and produce for clients?

A: Of course, we have all kinds of professional engineers. We can design and produce special products according to customers' requirements. Such as: special size, special control, OEM, etc.

Q: What are the effects of stiffeners on castings, or on welded parts (for 2 tons or less), casting or weldments on stiffeners?: Please consider the following points:1, batch: if the product batch is very large, casting will certainly have advantages, cost sharing will be very low. If less, it is recommended to use weldments.2. Reinforcement structure: if the structure is relatively simple, it is recommended to use welded parts, complex, preferably casting.

Q: Selection of hydraulic press is the casting parts and steel plate welding, how to choose?: Casting parts in one shape, the overall processing in this regard than steel plate welding better. The same price is much more expensive than steel. Large hydraulic presses seldom have casting parts.

Q: After reaming, the roughness can reach several levels, that is to say, the sample.Casting parts in rocker arm drilling, reaming, roughness, block. After reaming, the roughness can reach several levels, that is to say, the sample.: Not processed, do not understand your problem... There's something wrong with the drilling machine. Please call me

Q: What is the casting material?: Gray iron, carbon steel, low alloy steel, ductile iron, stainless steel, Aluminum Alloy can all be cast out

Q: As shown, how do I achieve the tightness test of this product, and achieve industrial production? Seek expert advice.: Precise and tight sealing of the surface to which the test piece is to be tested, equipped with an airtight test instrument, and an electrical control system. You can complete automated testing equipment

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?: 2, heat aging (artificial aging), also known as stress annealing, is to heat the casting to 550-650 degrees, insulation 2 - 4h, with the furnace cooling to 150 - 200T, and then baked.

Q: Cause of choking of casting parts: Is it boiling from the picture? Does it sound like a fire? If not, it's not choking. I feel like choking. The gas doesn't drain out

Q: When there is no flaw detection for large casting parts, is there any crack inside?: According to the industry standards, within the scope of the standard requirements to determine whether the product is qualified

Q: Is 316 casting better than 304 casting?: The degree of difficulty in the process of casting depends mainly on the structure, precision requirements, and hardness of the casting. It is comprehensive. There is no simple comparison of the material to determine the degree of difficulty in processing