Precision Machining Parts with Heat Treatment

• Type: Clay Dry Sand
• Casting Method: Directional Crystallization
• Sand Core Type: Sodium Silicate Sand Core
• Application: Hardware
• Machining: CNC Machining
• Material: Steel
• Model NO.: km-c085
• Surface Treatment: Sand Blast
• Surface Roughness: Ra6.3
• Standard: AISI
• Certification: ISO 9001:2008
• Size: What You Want
• Tolerance: +-0.005mm
• Heat Treatment: 20
• Galvanized Treatment: 0.0002mm
• Transport Package: Requirements of Customer
• Specification: ISO9001
• Trademark: KM
• Origin: Ningbo Zhejiang China
• Production Capacity: 5000t/Year

Product Description

Welcome to Ningbo Yinzhou Ke Ming Machinery Manufacturing Co., Ltd.

We specialize in carbon steel, stainless steel, and iron casting parts tailored to your needs. With over 2000 products crafted with various structures and materials, we cater to small and medium-sized enterprises seeking custom solutions.

Our state-of-the-art mechanical machining workshop offers rough and CNC processing to meet diverse customer requirements. With ample production capacity, we ensure timely delivery of your orders.

CNC Machining Service

• 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 explore the possibilities with our high-quality casting services.

	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.

Located in the renowned industrial town of Yinzhou, Ningbo, China, our company boasts a strategic geographic position for easy accessibility. Established in 2003, we operate within a spacious 5000 square meter facility with over 50 dedicated employees. Our state-of-the-art factory is equipped with advanced CNC machining technology, specializing in steel investment casting OEM production.

Keming Machinery offers a wide range of casting services, including Investment Casting, Shell Mold Sand Casting, Lost Foam Casting, Water Glass Casting, and Lost Wax Casting. With a focus on precision and quality, we strive to meet the diverse needs of our clients with excellence.