Vented Manhole Cover, Grating Manhole Cover for Tree

Prod Model:	WF-JF
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Item:	Vented Manhole Cover,Grating Manhole Cover for Tre
Use:	Construction and Public Use
Shape:	Round,Square,etc.
Dimensions:	as Your Requirement
Quality Control:	100% Inspected
Advantages:	Within 20 Days After Receiving Last Confirm Info
Unique:	China Gold Supplier
Supply:	Drawing Design
Castig Type:	Sand Casting, Precision Casting
Standard Or Nonstandard:	Nonstandard
Type:	Chemical Hardening Sand
Application:	The Tree Garting Manhole Cover in Roadsite
Machining:	Sand Casting

Product Description

Vented Manhole Cover,Grating Manhole Cover for Tree

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Specification of Manhole Cover
All the sizes of manhole covers are available in the following load bearings:
1. 5 tons (A 15) / 2.5 tons / 5 tons / 10 tons / 12.5 tons (B 125) / 20 tons / 25 tons (C 250) / 40 tons (D 400)

Circular	Rectangular	Square
300 mm	300 mm x 270 mm	300 mm x 300 mm
400 mm	600 mm x 450 mm	400 mm x 400 mm
500mm	700 mm x 500 mm	450 mm x 450 mm
600mm	800 mm x 450 mm	500 mm x 500 mm
690 mm	900 mm x 450 mm	600 mm x 600 mm
900 mm	900 mm x 600 mm	675 mm x 675 mm
1000 mm	990 mm x 1220 mm	750 mm x 750 mm
1100 mm	950mm x 750mm & 600mm x 750mm	800 mm x 800 mm
	(2 covers with single frame)
	675 mm x 2210 mm	900 x 900mm
	(3 covers with single frame)
	675 mm x 1440 mm	900 mm x 900 mm
	(2 covers with single frame)	(2 covers with single frame)
	800 mm x 1600 mm	1000mm x 1000mm
	(2 covers with single frame)
		1200mm x 1200mm
		1500mm x 1500mm

1)Specifications

Ductile Iron Manhole Covers Ductile Iron Manhole Covers for Municipal Works:

1. Process: Sand Casting, Investment Casting (Precision Casting/Lost-Wax Casting).
2. Casting experience: 10years, OEM service available
3. Surface: Blackening, galvanize, plating, painting, etc.
4. Material: QT, iron, steel
5. Technology: Sand casting
6. Advantages: Delivery on time, according to the demand for materials
7. Packing: Wooden case or as your requirement.
8. Deliverywithin 20 days after receiving last confirm information.
9. Production Capacity: Sand Casting 2000 tons per month, Investment Casting 120 tons per month.
10. Certification: ISO 9001: 2008.

Characteristics of our manhole cover:

1. Material: Cast gray iron, ductile iron.

2. Shape: Round, square, rectangle and triangle.

3. Diameter: From 200mm to 1200mm.

4. Weight: From 7kg to 154kg or according to customers\' requirment

5. Packing: In wooden pallet with plastic layer

6. Annual output: 10, 000 tons

7. Coating: Black bitumen or Coating as per customers\' requirement

8. Use: Municipal engineering, Traffic, pavement, electronics, telecom, cable, petroleum, chemical industry, or drainage system and industrial facilities of valve well.


2. Detailed information of manhole cover
1) Various manhole cover made by GX Foundry strictly conform to standard and free from sand holes, blowholes, distortion or any other defects
2)Processes:
A) Automatic machine lines
B) Moulding boards
C) Green sand with hand moulding
3)Guarantee: GX Foundry will replace any heavy duty castings that have been properly installed and broken in normal use, free of charge after receipt of the broken castings.


2)Manufacturing process

1. Sample or Drawing by customer
2. Tooling proposal&Discussion
3.3D Tooling Design
4. Tooling production
5. Rough parts manufacturer
6. CNC Machining
7. Fitting&Finish
8. Tooling Measurement&Check
9. Assembly
10. Trial Production
11. Correction
12. Final Trial
13. Samples Inspection
14. Sample Approval by customer
15. Tooling Approval
16. Ductile iron sand casting

3)Company Profile:
We mainly undertake the casting parts, machined parts and other products. Our Import and Export Department have many years experiences of foreign trade, products are mainly exported to the United States, Denmark, Italy, Russia, Australia etc.

4)Typical products:
Scaffold fittings, Template parts, Railway fittings, ring flange, electromagnetic steel cover, piston, pressure plate, center plate, wear plate, cylinder, impeller, disc etc.
5)quality Control



Quality First, Pric Best, Service Foremost!
We assure you of our best services at all times!

Item	manhole covers
Size	DN100-1000mm
Surface treatment	black painted, oil, painting
Shape	square, round
Material	ductile iron, cast iron, QT500
Heat Treatment	can be as your requirement.
Advantages	Delivery on time,  according to the demand for materials
Packing	wooden case or as your requirement.
Delivery	within 30 days after receiving last confirm information.