Valve Body Casting For Shipbuilding
1. Company Image:
2. Overview of Factory---Huawei Investment Casting:
- Established in 2005, plant area covers about 20,000 square meters, with about 240 employees.
- Using advanced lost wax investment casting process, equipped with several modern types of energy-saving & environmentally-friendly production lines including a fully automatic or semi-automatic production lines of key processes: wax making, shell making, pouring, heat treatment.
- Annual supply capacity is 20,000 tons.
|
3. Overview of Factory---Qianhao Machining(predecessor is Longxing machinery ):
- Established in 1992,plant area covers about 20,000 square meters, with about 160 employees.
- Equipped with complete advanced CNC machining equipments, including 30 vertical and horizontal centers, and more than 30 CNC machines and 50 other machining equipments.
- The machining facility is fully independent from the casting foundry and has an independent management team and tailored business model to suit. In addition to the casting, forging and machining, it also has the facility to machine various profiles.
|
4. Our Mission:
Create the More Value for Customers,Contribute for Equipment Manufacturing in the World.
5. Our Values:
- Moving with the Times
- Pioneering and Innovation
- Harmony and Win-Win
- Striving for Excellence
6. Product Description:
| 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 |
| Casting 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 Travel Of Spindle | 1800mmx850mmx700mm |
| Max Turning Diameter | 1000mm |
| 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 |
| 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. |
7. Product Profile:
| 1. Marterial percentage | alloy steel:45% carbon steel:35% stainless steel:10% iron:10% |
| 2. Casting weight percentage | 0.1-5kg:40% 5-20kg:30% 20-40kg:20% above 40kg:10% |
| 3. Industry percentage | Components for train & railway: 25% Components for automobile & truck: 30% Components for construction machinery & forklift: 25% Components for agricultural machinery: 10% Other machinery compponents: 10% |
| 4. Globa market share | United States:30% Europe:35% Japan& Korea:15% Domestic market:15% Other:5% |
| 5. Production capacity | Production Capacity: 20,000 tons / year The Current Production Output: 15,000 tons / year Open Capacity Percentage: 25% |
8. 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
9. Key Casting and Machining Equipment:
10. Major Machining Equipment List:
| Machining Capabilities |
| Three-Axis turning centre: 1 | Four-Axis Vertical Machine Center: 28 |
| 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 | CNC Porous Drilling Machine: 6 |
| CNC Special Drilling Machine: 2 | Cylindrical Drilling Machine: 11 |
11. We provide various test facilities as mentioned under:
| 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 Scanning |
12. Key Testing Equipment:
13. APQP and Inspection Report:
APQP-Casting - Process Flow Diagrams
- Control Plan
- Process FMEA
- Casting Process Instruction
- Solidification Simulation Report
- Heat Treatment Work Instruction
- Casting Final Quality Control WI
- Visual Inspection VI For Surface Irregularities
|
APQP-Machining - Process Flow Diagrams
- Control Plan
- Process FMEA
- Machining Process Instruction
- Gauge List And Validation Plan
- Final Quality Control WI
|
Inspection Report-Casting - Material Test Report(A)
- Material Test Report(B)
- Magnetic Particle Inspection Report
- Ultrasonic Examination Report
- Radiographic Test Report
- Destructive Test Report
- Coating Test Report
- Visual Inspection Report
- Casting Inspection Report
|
Inspection Report-Machining - Dimensional Inspection Report(A)
- Dimensional Inspection Report(B)
- CMM Report
|
Other Quality document - PPAP Checklist
- Measurement System Analysis Study
- Process Capability Studies
- Corrective Action Report(8D)
- Packaging Instruction
|
14. Core competition advantages:
| Advantages 1:High Engineering and Technical Capability | - An industry's senior engineering technical team , with special skills and rich experience in product design, casting ,heat treating and machining fields.
- Based on customer needs, in the beginning of product development, offer a solution, casting design, by structural component designed to casting parts, optimize the product design, then reduce costs and creating the more value for the customers.
- Special Techniques Enable us to Be Competent with Those Difficulties at Wax Injection & Shell Making Procedures When Manufacturing the Parts with Inner-Sophisticated-Structures.
- Use casting simulation analysis system software, try our best to ensure the success of the one-time trial sample.
|
| Advantages 2: Advanced Inspection Equipment & Strong Quality Assurance Capacity | - Our testing equipments are not only leading in the industry, and also has a very complete range, they are hardware guarantee to ensure us continue to provide high-quality products for our customers.
- Carrying out ISO9001 and TS16949 quality management system, full implementation of 5S and Kanban site management, which is software guarantee of the quality.
- IQC, IPQC and FQC quality management team to control the whole production process, effectively prevent the generation of unqualified product.
- Our casting' PPM ≤1000 Machining ' PPM ≤600
- We sticks to the quality management philosophy that “Starting from the customer needs and ending with their satisfaction, focusing on customer demands and exceeding their expectations”.
|
| Advantages3: Good Customer Service | - QIANHAO can provide customers with good service, our staff have abundant commercial experience, good language ability, and rich foundry or mechanical background. We are committed to providing customers with accurate, careful and speedy service.
- Quotation, Quality Complaints and Email Response can usually be quickly and efficiently feedback within 48 hours.
- We have carried out an information-based management which is driven by an ERP and PMC system, to ensure on time delivery rate: 95%
|
| Advantages 4: Powerful Deep-processing Ability It is our core competitive ability in the industry | - Machining capability as the same as casting, the machining facility is fully independent from the casting foundry and has an independent management team and tailored business model to suit.
- QIANHAO has completed a transformation and upgraded to a deep-processing manufacturer with expanded production capabilities and is committed to be equipped with other capabilities except casting, we focus on developing terminal products for top-end markets.
- High technical content in machining, and casting with sheet metal, welding, assembling, QIANHAO has the most competitive advantage, it is the good choice for you.
|
15. Contact information:
