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Ductile Iron Manhole Covers Sand Casting As Per Requirements - China

price: contact company for price

Ductile Iron Manhole Covers Sand Casting As Per Requirements

1. Casting experience: 10years, OEM service available.

2. Process: Sand Casting, Investment Casting ( Precision Casting/ Lost- Wax Casting) .

3. Production Capacity: Sand Casting 2000 tons per month, Investment Casting 120 tons per month.

4. Certification: ISO 9001

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. Delivery within 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.



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

2) 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.

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\ ' requirement

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, telecommuter, cable, petroleum, chemical industry, or drainage system and industrial facilities of valve well.

D400 Clear Opening 400mm Casting manhole cover/ cast iron manhole cover price

Clear Opening: 390* 390mm

Frame size: 490* 490mm

Frame depth: 75

Testing Loading: D400

Material: Ductile iron GGG500- 7& 400- 12

Standard : EN124

1. Advantage of our Manhole Covers

1) Can supply all kinds of load class Product such as A15/ B125/ C250/ D400/ E600/ F900

2) Against theft and safety, double sealed, watertight type

3) material No. GGC50( DIN1693- 73) , QT500- 7( GB/ T1348- 1988) , 80- 55- 06( ASTM A536) , FCD500( JISG 5502- 2001) , 500/ 7( BS2789: 1985) .

4) Free charge of design.

5) 3 day pay for ready if the request in stock.

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) Molding boards

C) Green sand with hand molding

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.

Item Description Material Technical Process

1 Ductile iron

castings ASTM A 536- Gr. 60- 40- 18, 65- 45- 12, 80- 55- 06, 80- 60- 03;

DIN- GGG40, GGG50, GGG60, GGG70;

JIS- FCD40, FCD50, FCD60, FCD70;

BS- Gr370- 17, Gr420- 12, Gr500- 7, Gr600- 3, Gr700- 2;

NF- FGS370- 12, FGS400- 12, FGS500- 7, FGS600- 3, FGS700- 2; Green- sand moulding

Resin- sand moulding

Lost foam cast

Shell- core cast

Electric- furnace smelting

2 Grey iron

castings ASTM A48- No. 20, 25, 30, 35, 40, 45, 50;

ASTM A126- Class A, Class B, Class C;

DIN- GG10, GG15, GG20, GG25, GG30, GG35;

JIS- FC10, FC15, FC20, FC25, FC30, FC35;

BS- Grade 150, 180, 220, 260, 300, 350;

NF- FGL150, FGL200, FGL250, FGL300, FGL350; Green- sand molding

Resin- sand molding

3 Carbon steel

castings ASTM A216- Gr. WCB, Gr. WCA, Gr. WCC;

ASTM- 415- 205, 450- 240, 485- 275, 80- 40;

DIN- GS- C25( 1.0619) , GS- 38( 1.0416) ,

GS- 45( 1.0446) , GS- 52( 1.0552) , GS- 60( 1.0558) ;

JIS- SC410, SC450, SC480, SCC5;

BS- A1, A2, A5;

NF- GE230, GE280, GE320, GE370 Soluble glass sand molding

Lost wax casting

( Investment casting)

4 Stainless steel

castings ASTM- CF- 8M, CF- 8, CA- 15, CA- 40, 316, 304;

DIN- G- X6CrNi18 9( 1.4308) , G- X7Cr13( 1.4001)

G- X20Cr14( 1.4027) , 1.4408;

JIS- SCS13, SCS 1, SCS 2, SCS 14A;

BS- 304C15, 410C21, 420C29, 316, 304;

NF- Z6CND18.12M, Z6CN18.10M, Z12C13M, Z20C13M Soluble glass sand molding

5 Alloy steel

castings DIN- GS- 40Mn5( 1.1168) , GS- 20Mn5( 1.1120) ;

GS- 37MnSi5( 1.5122) , GS- 34CrMo4( 1.7220) ;

JIS- SCMn3, SCW480, SCSiMn2, SCCrM3, SCMnCR3;

ASTM- LCC

UNS- J02505, J13048

NF- G20M6, G35CrMo4 Soluble glass sand molding

1. Q: Why choose Shengao product?

A: We shengao have our own plant- - Weifang Shengao machinery Co. , Ltd, therefore, we can surely promise the quality of every product and provide you comparable price.



2. Q: Do you provide OEM Service?

A: Yes, we provide OEM Service.

3. Q: Do you provide customized forging products?

A: Yes. Customers give us drawings and specifications, and we will manufacture accordingly.

4. Q: What is your payment term?

A: We provide kinds of payment terms such as L/ C, T/ T, Paypal, Escrow, etc.

If there' s anything I can help, please feel free to contact with me.


Company Contact:


  • Phone: 865368469256

  • Address: Taihualingyu, Shengli East Street No.4888, Kuiwei , Weifang, China

  • Email: Email


Published date: September 11, 2015 -

  • Business Description: Weifang Jufeng International Trade Co.,Ltd is located in WeiFang the

    famous city in China and the world center of kites. It is 140 kilometers

    far away from Qingdao port,the transporation is very convenient. Our

    company use the location advantages of ShanDong province to integrate

    resources so that we can processing according to the drawings of

    customers. 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.

       Over the years,company adhere to the guideline for management of "Quality first ,Reputation first,Delivery just in time,Price best". We will try our best to improve the technical level and perfect the enterprise management. Our company will depend on superior quality of products and sincere service to cooperate with dometic and overseas,new and old customers and establish eternal friendship to create a bright future.

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