Model NO.: As customer request
Surface Treatment: Sand Blast
Surface Roughness: Ra0.8
Standard: GB
Certification: CE, ISO 9001:2000
Place of Origin: Shandong,China
Use: Construction and Public Use
Shape: Round,Square,etc.
Dimensions: as Your Requirement
Brand Name: Shengao,OEM
Quality Control: 100% Inspected
Delivery: Within 20 Days After Receiving Last Confirm Info.
Supply: Drawing Design
Unique: China Gold Supply
Trademark: ShengAo
Transport Package: Pallet, Iron Frame, Flywood Box.
Specification: SGS, ISO9001: 2008, ASTM, GB, DIN124, CE
Origin: Weifang City, Shandong Province
HS Code: 7325109000
Model NO.: As customer request
Surface Treatment: Sand Blast
Surface Roughness: Ra0.8
Standard: GB
Certification: CE, ISO 9001:2000
Place of Origin: Shandong,China
Use: Construction and Public Use
Shape: Round,Square,etc.
Dimensions: as Your Requirement
Brand Name: Shengao,OEM
Quality Control: 100% Inspected
Delivery: Within 20 Days After Receiving Last Confirm Info.
Supply: Drawing Design
Unique: China Gold Supply
Trademark: ShengAo
Transport Package: Pallet, Iron Frame, Flywood Box.
Specification: SGS, ISO9001: 2008, ASTM, GB, DIN124, CE
Origin: Weifang City, Shandong Province
HS Code: 7325109000
China Foundry Dutile Iron Square Manhole Cover With Frame Round Opening Manhole Covers 600x6001. 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. 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.
Details of the product:
1.Material & Standard:grey iron,ductile iron,malleable iron,carbon steel,alloy steel(high Manganese steel,high Chromium steel and others),Stainless steel,Aluminum alloy,Copper alloy;
2.Moulding processing:Green sand,Resin sand,Waterglass sand,Lost wax/Silicon sol or Die casting.
3.Melting facilities:Cupola furnace,medium frequency induction electric furnace or electric arc furnace.
4.Casting Inspection facilities:Direct-reading spectrum instrument,metallographic analysis,magnetic particle inspection,ultrasonic inspection,X-ray inspection,mechanical properties inspection.
5.Heat treatment facilities:Aging oven,Electric furnace,Normalizing,Quenching and Tempering equipments.
6.Surface treatment:Shot blast cleaning,polishing,Chrome plating,Zinc plating,powder coating and others.
7.Machining facilities:CNC centres,NC lathes,NC milling machines,NC boring machines,drilling machines and other common machines.
8.Inspection facilities:CNC 3-D inspecton facilities and others.
9.Industrial categories:Tractor,Heavy-duty truck industry,Car industry,Farm machinery,Construction engineering machine industry,Electricity power industry,Elevator industry,Valve industry,General machine industry and others.
10. Part Unit weight range:
    For grey iron casting: up to 15000kgs;
    For ductile iron casting:up to 4000kgs;
    For high manganese steel casting:up to 5000kgs;
    For carbon steel & alloy steel casting:up to 10000kgs;
    For Aluminum/copper alloy die casting:from 8g up to 12kgs;
    For Investment/lost wax casting:up to 80kgs;
11.Representative product:machine bed,machine table,bearing stand,housing,casing,cover,valve body,pump body,big ring gear,big pulley,big sheave,bolster,frame,rear frame,front frame,engine block,mill-ball,hammer,jaw plate,bucket tooth,front idler,excavator sprocket,link rod,Bucket link rod,barre liner,grate plate,top grate,open grate,front wall and rack etc.


Â
Item: Drain,Grating,Manhole Cover |
Materail:Cast Gray Iron,Ductile Iron |
Shape:Round,Square,Rectangle,and Triangle |
Process:Drawing-mould making-raw casting-sand blasting-rough machining-surface treatment-product inspection |
Size range 200mm to 1200mm,Weight range 7kgs-154kgs |
Surface treatment:Spray coated,Epoxy,Painted,Enamel etc. |
Certificate:ISO9001:2000,SGS |
Class:A15,B125,C250,D400,E600,F900 |
manhole cover,drain covers,recessed manhole covers,manhole covers round,manhole,sewer cover,round manhole covers,inspection cover,composite manhole covers,sewer lid,sewer covers drain covers,ductile iron manhole cover,sewer manhole,manhole drain,manhole drain cover,manhole access,sewer hole cover,access manhole,drain grid cover,man hole,manhole cap,standard manhole,manholr
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.
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 moulding Resin-sand moulding Lost foam cast Shell-core cast Electric-furnace smelting |
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 moulding Resin-sand moulding Lost wax casting (Investment casting) Lost foam cast Shell-core cast Electric-furnace smelting |
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 moulding Resin-sand moulding Lost wax casting (Investment casting) Electric-furnace smelting |
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 moulding Resin-sand moulding Lost wax casting (Investment casting) Electric-furnace smelting |
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.
Â
2. Q: Do you provide OEM Service?
    A: Yes, we provide OEM Service.
Â
3. Q: Do you provide customized products?
     A: Yes. Customers give us drawings and specifications, and we will manufact accordingly.
Â
4. Q: What is your payment term?
    A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc. China Foundry Dutile Iron Square Manhole Cover With Frame Round Opening Manhole Covers 600x600
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. 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.
Details of the product:
1.Material & Standard:grey iron,ductile iron,malleable iron,carbon steel,alloy steel(high Manganese steel,high Chromium steel and others),Stainless steel,Aluminum alloy,Copper alloy;
2.Moulding processing:Green sand,Resin sand,Waterglass sand,Lost wax/Silicon sol or Die casting.
3.Melting facilities:Cupola furnace,medium frequency induction electric furnace or electric arc furnace.
4.Casting Inspection facilities:Direct-reading spectrum instrument,metallographic analysis,magnetic particle inspection,ultrasonic inspection,X-ray inspection,mechanical properties inspection.
5.Heat treatment facilities:Aging oven,Electric furnace,Normalizing,Quenching and Tempering equipments.
6.Surface treatment:Shot blast cleaning,polishing,Chrome plating,Zinc plating,powder coating and others.
7.Machining facilities:CNC centres,NC lathes,NC milling machines,NC boring machines,drilling machines and other common machines.
8.Inspection facilities:CNC 3-D inspecton facilities and others.
9.Industrial categories:Tractor,Heavy-duty truck industry,Car industry,Farm machinery,Construction engineering machine industry,Electricity power industry,Elevator industry,Valve industry,General machine industry and others.
10. Part Unit weight range:
    For grey iron casting: up to 15000kgs;
    For ductile iron casting:up to 4000kgs;
    For high manganese steel casting:up to 5000kgs;
    For carbon steel & alloy steel casting:up to 10000kgs;
    For Aluminum/copper alloy die casting:from 8g up to 12kgs;
    For Investment/lost wax casting:up to 80kgs;
11.Representative product:machine bed,machine table,bearing stand,housing,casing,cover,valve body,pump body,big ring gear,big pulley,big sheave,bolster,frame,rear frame,front frame,engine block,mill-ball,hammer,jaw plate,bucket tooth,front idler,excavator sprocket,link rod,Bucket link rod,barre liner,grate plate,top grate,open grate,front wall and rack etc.


Â
Item: Drain,Grating,Manhole Cover |
Materail:Cast Gray Iron,Ductile Iron |
Shape:Round,Square,Rectangle,and Triangle |
Process:Drawing-mould making-raw casting-sand blasting-rough machining-surface treatment-product inspection |
Size range 200mm to 1200mm,Weight range 7kgs-154kgs |
Surface treatment:Spray coated,Epoxy,Painted,Enamel etc. |
Certificate:ISO9001:2000,SGS |
Class:A15,B125,C250,D400,E600,F900 |
manhole cover,drain covers,recessed manhole covers,manhole covers round,manhole,sewer cover,round manhole covers,inspection cover,composite manhole covers,sewer lid,sewer covers drain covers,ductile iron manhole cover,sewer manhole,manhole drain,manhole drain cover,manhole access,sewer hole cover,access manhole,drain grid cover,man hole,manhole cap,standard manhole,manholr
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.
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 moulding Resin-sand moulding Lost foam cast Shell-core cast Electric-furnace smelting |
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 moulding Resin-sand moulding Lost wax casting (Investment casting) Lost foam cast Shell-core cast Electric-furnace smelting |
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 moulding Resin-sand moulding Lost wax casting (Investment casting) Electric-furnace smelting |
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 moulding Resin-sand moulding Lost wax casting (Investment casting) Electric-furnace smelting |
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.
Â
2. Q: Do you provide OEM Service?
    A: Yes, we provide OEM Service.
Â
3. Q: Do you provide customized products?
     A: Yes. Customers give us drawings and specifications, and we will manufact accordingly.
Â
4. Q: What is your payment term?
    A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc.