Audited Supplier
Welcome to Ningbo Yinzhou Ke Ming Machinery Manufacturing Co., Ltd.
We specialize in customized carbon steel, stainless steel, and iron casting parts to meet your specific needs. Our wide range of over 2000 products caters to small and medium-sized enterprises seeking to develop new products.
Our mechanical machining workshop offers rough and CNC processing to fulfill all customer requirements, ensuring timely delivery with ample production capacity.
CNC Machining Services
- CNC Milling, Turning, and Drilling
- Materials: Aluminium, Steel, Polymers, and more
- Prototype & Serial Manufacturing
- Express Manufacturing within 10 Days
Common Alloy Steel Grades for Casting
Upload your CAD files for an instant quote and let us help you bring your designs to life.
| C | Si | Mn | Cr | Mo | P≤ | S≤ | Ni | |
| 42CrMo | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | 0.15-0.25 | |||
| 35CrMo | 0.32-0.40 | 0.17-0.37 | 0.40-0.70 | 0.80-1.10 | 0.15-0.25 | |||
| 40CrNiMo | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.60-0.90 | 0.15-0.25 | 1.25-1.65 | ||
| 4130 | 0.28-0.33 | 0.15-0.35 | 0.40-0.60 | 0.80-1.10 | 0.15-0.25 | 0.035 | 0.04 | |
| 4140 | 0.38-0.43 | 0.15-0.35 | 0.75-0.10 | 0.80-1.10 | 0.15-0.25 | 0.035 | 0.04 | |
| 8630 | 0.28-0.33 | 0.15-0.35 | 0.70-0.90 | 0.40-0.60 | 0.15-0.25 | 0.035 | 0.04 | 0.40-0.70 |
Ningbo Yinzhou Ke Ming Machinery Manufacturing Co., Ltd.
Welcome to Ningbo Yinzhou Ke Ming Machinery Manufacturing Co., Ltd.!
Located in the industrial town of Yinzhou, Ningbo, China, our company offers easy accessibility due to its advantageous geographic position. Established in 2003, we operate from a spacious 5000 square meter facility with over 50 dedicated employees. Specializing in steel investment casting OEM production, we boast a modern factory equipped with advanced CNC machining technology. Our casting services include Investment Casting, Shell Mold Sand Casting, Lost Foam Casting, Water Glass Casting, and Lost Wax Casting. Trust Keming Machinery for high-quality casting solutions tailored to your needs.
