Investment Precision Castings Valve Body

• 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.

• Established in 1993,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.

Train & railway, automobile& truck, construction machinery, forklift, agricultural machinery, shipbuilding, petroleum machinery, construction, valve and pumps, electric machine, hardware, power equipment and so on.

alloy steel:45%          

carbon steel:35%

stainless steel:10%

iron:10%

0.1-5kg:40%

5-20kg:30%

20-40kg:20%

above 40kg:10%

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%

United States:30%

Europe:35%

Japan& Korea:15%

Domestic market:15%

Other:5%

Production Capacity: 20,000 tons / year

The Current Production Output: 15,000 tons / year

Open Capacity Percentage: 25%

APQP-Casting    

1. Process Flow Diagrams
2. Control Plan
3. Process FMEA
4. Casting Process Instruction
5. Solidification Simulation Report
6. Heat Treatment Work Instruction
7. Casting Final Quality Control WI
8. Visual Inspection VI For Surface Irregularities

APQP-Machining  

1. Process Flow Diagrams
2. Control Plan
3. Process FMEA
4. Machining Process Instruction
5. Gauge List And Validation Plan
6. Final Quality Control WI 

Inspection Report-Casting    

1. Material Test Report(A)
2. Material Test Report(B)
3. Magnetic Particle Inspection Report
4. Ultrasonic Examination Report
5. Radiographic Test Report
6. Destructive Test Report
7. Coating Test Report
8. Visual Inspection Report
9. Casting Inspection Report

Inspection Report-Machining    

1. Dimensional Inspection Report(A)
2. Dimensional Inspection Report(B)
3. CMM Report

Other Quality Document     

• PPAP Checklist
• Measurement System Analysis Study
• Process Capability Studies
• Corrective Action Report(8D)
• Packaging Instruction

• 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 QIANHAO 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.

• 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”.

• 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%

• 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.