Steel Lost Wax Casting Products
1. Company Profile:
Specializing in the manufacturing of lost wax investment castings and finished products in carbon steel and alloy steel, our company is a world class manufacturer and supplier of investment castings in China. It consists of 2 major facilities, both steel casting foundry and CNC machining factory which enable us to supply both precision castings and finished products with an annual production capacity of over 20,000 tons, and the products are mainly exported to Europe, America, Japan and other destinations around the world. The headquarters of our company is located in the famous industrial town Yinzhou, Ningbo in China. It is very convenient to be reached with an advantageous geographic position; it is located about 30 kilometers away from the Bei-lun Port which is the second biggest port in China, and about 15 kilometers away from the Lishe International Airport. The principal production base of the cast steel foundry is located in Qiucun Town, Fenghua, Ningbo, a distance of 15 kilometers away from the Headquarters. Our company was established in 1992, it covers a total area of 40,500 square meters and now has more than 500 employees, including 10 engineers and 60 technicians. The company owns a brand-new foundry, which covers an area of more than 30,000 square meters. Our products cover a wide range of industries including train; railway, automobile; truck, construction machinery, mining machinery, forklift, agricultural machinery, shipbuilding, petroleum machinery, construction, valve and pumps, electric machine ,hardware, power equipment and so on. We are capable to produce products according to customers' drawings or samples, we focus on both carbon steel and alloy steel. Up to today, more than 100 raw materials and 5,000 kinds of different products have been developed and produced by us. We are familiar with the various industrial standards, such as Chinese GB, American ASTM, AISI , German DIN, French NF, Japanese JIS, British BS, Australian AS and Association of American Railroads (AAR ) and other industrial standards. |
2. History:
Since 1992
1992 | Ningbo Yinzhou Longxing Machinery Manufacturing Factory was established. Mainly engaged in machining. |
1999 | Renovation investment casting production lines in Longxing, production of precision casting, production capacity of 5000 tons. |
2001 | Obtained ISO9001:2000 certificate. |
2003 | Products began to export. |
2005 | Ningbo Fenghua Huawei investment casting co.,ltd was established. |
2007 | Cooperating with Bombardier, first the OEM railway customer abroad. |
2008 | All casting production line moved to Huawei, production capacity of 15000 tons. Cooperating with Hyundai motor company in North America, the first OEM automobile customer abroad. |
2009 | Ningbo Qianhao metal product co.,ltd was established. Mainly engaged in machining and import & export business. |
2011 | Obtained TS16949:2009&ISO14001:2004 certificate. |
2012 | Cooperating with Doosan in Korea, first the OEM construction machinery customer abroad. |
2013 | Huawei expanded production capacity to 20000 tons. |
2014 | Establishing ERP production management system, implementation of 6S management. |
2015 | Building a fully automated wax and shell making process flow line in Huawei. |
3. Overview of Factory---Huawei Investment Casting
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4. Overview of Factory---Qianhao Machining (predecessor is Longxing machinery )
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5. Our Mission:
Create the Best Value for Customers,Contribute for Equipment Manufacturing in the World.
6. Our Values:
7. Human Resources:
Working Style: Sincere pragmatic , Persistent effort , Teamwork , Struggle&Transcend
Employee Image: Elegant style, Polite and courteous, Warmly and humble, Be neither Arrogance nor Inferiority, Preciseness and Professional.
Human resources | |
Casting Engineers | 3 |
Material Engineers | 1 |
Heat Treatment Engineers1 | 1 |
Machining Engineers12 | 5 |
Professional Technician | 12 |
QA | 28 |
Production Managers | 55 |
Sales &Customer Service Staffs18 | 18 |
Direct Labor | 390 |
Total :513 |
8. Annual Turnover:
Expected Target : Up to 2020, annual turnover exceeds 60 million dollars
Annual turnover(Unit: Million Dollars) | |
2005 | $ 7.4m |
2006 | $ 9.0m |
2007 | $ 12.6m |
2008 | $ 16.0m |
2009 | $ 10.7m |
2010 | $ 15.5m |
2011 | $ 18.4m |
2012 | $ 17.6m |
2013 | $ 26.9m |
2014 | $ 32.6m |
2015 | $ 34.1m |
2016 | $ 36.6m |
9. Product Descripition:
Description | Investment casting |
Material | Carbon steel, alloy steel, stainless steel |
Process | Lost wax casting + cnc machining |
Casting dimension tolerance | CT7 |
Casting surface roughness | Ra 12.5um |
Casting weight range | 0.1-90kg |
Size | Max linear size: 1200mm, Max diameter size: 600mm |
Machining Precision | Positioning accuracy 0.008mm, Rep. position. accuracy 0.006mm |
Machining surface roughness | Ra0.8~6.3um |
Max Machining Travel Of Spindle | 1900mmx850mmx700mm |
Max Machining Turning Diameter | 830mm |
Material standard | GB, ASTM, AISI, DIN, BS, JIS, NF, AS, AAR....... |
Surface treatment | KTL(E-coating), Zinc plating, Mirror Polishing, Sand Blasting, Acid pickling, black oxide, Painting, Hot galvanizing,Powder coating, Nickel plating |
Service available | OEM & ODM |
Quality control | 0 defects,100% inspection before packing |
Application | Train & railway, automobile& truck, construction machinery, forklift, agricultural machinery, shipbuilding, petroleum machinery, construction, valve and pumps, electric machine, hardware, power equipment and so on. |
10. Product Profile:
1. Marterial percentage | alloy steel:45% |
2. Casting weight percentage | 0.1-5kg:40% |
3. Industry percentage | Components for train & railway: 25% |
4. Globa market share | United States:30% |
5. Production capacity | Production Capacity: 25,000 tons / year |
11. Manufacturing Process:
Process design⇒ Tooling making ⇒ Wax injection ⇒Wax pattern assembly⇒ Mold preheat ⇒ Wax removal ⇒Stuccoing ⇒Dipping Casting⇒ Mold shake out ⇒Work piece cut-off ⇒ Grinding ⇒ Pack& transport ⇒ Final inspection ⇒Machining ⇒ Heat treatment
12. Major Machining Equipment List:
Machining Capabilities | |
Three-Axis turning centre: 1 | Four-Axis Vertical Machine Center: 21 |
Four-Axis Horizontal Machine Center: 1 | CNC Milling Machine: 6 |
Vertical Lifting Milling Machine:4 | Universal Milling Machine: 2 |
Plane Milling Machine: 2 | Fase Milling Machine: 3 |
CNC Lathe Machine: 27 | Oblique Guide CNC Lathe Machine: 2 |
Engine Lathe Machine: 6 | Special Lathe: 5 |
Radial Drilling Machine: 4 | Porous Drilling Machine: 1 |
CNC Drilling Machine: 5 | Cylindrical Drilling Machine: 11 |
1.Direct-Reading Spectrometer | 12.3D Scanner |
2.Non-contact infrared thermometer | 13.Coordinate Measuring Machine |
3.Metallographic Microscope | 14.Surface Roughness Tester |
4.Tension Tester | 15.Ultrasonic Testing Machine(HS600) |
5.Low Temperature Chamber For Impact Specimen | 16.Coating thickness gauge |
6.Impact Test Machine | 17.Portable Magnetic Particle Tester |
7.Magnetic Particle Testing Machine | 18.Portable Hardness Tester |
8.Ultrasonic Testing Machine | 19.Hardness Test Machine |
9.X-ray tester | 20.Rockwell Hardness Test Machine |
10.Surface Roughness Tester | 21.Contact infrared thermometer |
11.Video Measurement Machine |
1. Chemical analysis |
2. Tensile strength |
3. Elongation rate |
4. Shrinkage rate |
5. Impact test |
6. Harness test |
7. Metallography |
8. Non-destructive tests(including dye-penetrant, ultrasonic, magnetic particle and radiography) |
9. Surface roughness test |
10. CMM test |
11. 3D scanner |
APQP-Casting
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APQP-Machining
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Inspection Report-Casting
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Inspection Report-Machining
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Other Quality Document
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17. Contact Information: