Located near Bohai Bay and adjacent to the Beijing-Shanghai Expressway, Nanpi Haokai Hardware Products Co., Ltd has established itself as a leading private manufacturer in China’s metal fabrication industry. With over two decades of technological innovation and production excellence, the company serves global clients across new energy, automotive, electrical appliances, medical equipment, instrumentation, and machinery manufacturing sectors through its integrated design, production, and after-sales service system.
Core Manufacturing Capabilities
The company operates a 5,000㎡ production facility equipped with 30+ stamping presses (30-250 tons), 30+ CNC machining centers including automatic lathes and Swiss-type turning machines, and advanced injection molding equipment. This technical infrastructure supports three main product lines:
- Precision Stamping Components: Custom-designed parts with tolerances ±0.02mm, including the flagship metal shovel series featuring one-piece construction with reinforced ribs and smooth contours
- CNC Machined Parts: High-precision components like brass connecting rods with surface finishes Ra≤0.8μm, supporting multiple material substitutions and surface treatments
- Injection Molded Parts: Engineering plastic components with complex geometries, produced using 80-320 ton injection machines
A dedicated team of 16 engineers and 7 senior technicians ensures seamless execution from prototype development to mass production. The company maintains strict quality control through 12 inspection stations and real-time production monitoring systems.
Customized Solution Development
Nanpi Haokai Hardware distinguishes itself through its engineering-driven approach to customization. The company accepts orders starting from 100 pieces for prototypes and scales efficiently to 100,000+ piece annual volumes. Key customization parameters include:
| Parameter | Customization Range |
|---|---|
| Material Selection | Cold-rolled steel, stainless steel, brass, aluminum, titanium alloys, engineering plastics |
| Dimensional Tolerance | ±0.02mm (metal parts), ±0.05mm (plastic parts) |
| Surface Treatments | Zinc plating, nickel plating, anodizing, passivation, powder coating |
| Production Lead Time | 7-15 days for prototypes, 15-30 days for mass production |
Industry-Specific Applications
The company’s product portfolio demonstrates versatile engineering capabilities across multiple sectors:
Automotive Industry: Brass connecting rods with 0.01mm dimensional accuracy are used in battery management systems for electric vehicles. The one-piece metal shovels serve as durable scrapers in paint booths.
Medical Equipment: Precision-rolled zinc-plated bushings with knurled surfaces provide secure positioning in diagnostic imaging devices. The corrosion-resistant properties meet stringent medical standards.
Renewable Energy: Custom terminal housings with gold-plated contacts ensure reliable conductivity in solar inverter systems. The company’s stamping technology enables complex geometries required for high-voltage applications.
Quality Assurance System
Nanpi Haokai Hardware maintains ISO 9001:2015 certification through comprehensive quality management protocols:
- Incoming material inspection with spectral analysis
- In-process quality control using CMM measurement
- Final product testing including salt spray resistance (96-500 hours)
- Batch traceability through ERP production records
The company’s quality department conducts regular process capability studies (CPK≥1.33) to ensure consistent production yields exceeding 99.5%. Customers receive detailed inspection reports with each shipment, including material certificates and dimensional measurement data.
FAQ
What types of metal stamping services does Nanpi Haokai Hardware provide?
The company specializes in progressive die stamping, deep drawing, and precision blanking for parts with complex geometries. Minimum part size is 2mm×2mm, maximum size 1,200mm×800mm, with thickness capabilities from 0.1mm to 10mm.
How does the company ensure CNC machining accuracy?
All CNC operations use imported cutting tools and high-precision machine tools with positioning accuracy ≤0.005mm. The production process includes real-time compensation through machine tool probes and post-processing verification using CMM measurement.
What is the minimum order quantity for custom parts?
For new projects requiring tooling development, the MOQ is typically 500-1,000 pieces depending on part complexity. For existing tooling modifications, the company accepts orders starting from 100 pieces for sampling and 300 pieces for production.
How does Nanpi Haokai Hardware handle urgent orders?
The company maintains dedicated production lines for expedited orders, with capacity to complete tooling development in 3-5 days and initial samples in 7 days. An emergency response team coordinates 24/7 production scheduling for time-sensitive projects.
Summary
Nanpi Haokai Hardware Products Co., Ltd has established itself as a comprehensive solution provider in China’s precision metal fabrication industry. Through continuous investment in advanced equipment and technical talent, the company delivers customized components that meet international quality standards while maintaining competitive pricing. Its strategic location near major transportation hubs enables efficient logistics to global markets, with regular shipments to Europe, North America, and Southeast Asia. The company’s commitment to technological innovation and customer-centric service positions it as a preferred partner for multinational corporations seeking reliable Chinese manufacturing suppliers.