Shenzhen KONSTUN Precision Technology Co., Ltd. specializes in the manufacturing of custom precision stainless steel CNC machined parts for customers requiring high dimensional accuracy, stable product quality, and reliable long-term performance. With advanced CNC machining equipment and extensive precision manufacturing experience, we provide stainless steel machining solutions for industries with demanding structural and quality requirements.
Stainless steel is widely used in precision manufacturing because of its excellent corrosion resistance, mechanical strength, wear resistance, and long service life. Compared with standard metal materials, stainless steel provides better durability and structural stability under complex operating environments, making it suitable for components exposed to humidity, chemicals, high temperatures, or continuous mechanical stress.
However, stainless steel machining also presents greater technical challenges compared with aluminum and other soft metals. During CNC machining, factors such as cutting heat, material hardness, chip control, and tool wear directly affect machining efficiency, dimensional stability, and surface quality. Shenzhen KONSTUN Precision Technology Co., Ltd. applies optimized cutting parameters, fixture solutions, and process control methods to maintain stable machining performance and reduce deformation risks during production.
We support prototype development, low-volume customization, and large-scale production according to customer drawings and technical specifications. From precision shafts and structural components to complex mechanical parts, we provide reliable stainless steel CNC machining solutions for global customers.
Our factory is equipped with advanced CNC Turning centers, CNC milling machines, Swiss-type lathes, and multi-axis machining systems capable of producing complex stainless steel components with tight tolerances and stable repeatability.
Our machining capabilities include:
CNC Turning
CNC Milling
Swiss-Type Precision Machining
Multi-Axis CNC Machining
Drilling and Tapping
Precision Thread Machining
Complex Structure Processing
Small Precision Part Machining
Through integrated machining processes and optimized fixture control, multiple operations can often be completed in a single setup, helping reduce clamping errors and improve overall dimensional consistency.
Depending on part structure and material requirements, machining tolerances can reach ±0.01mm.

Excellent Corrosion Resistance
Stainless steel materials offer strong resistance to oxidation, moisture, and chemical corrosion, making them suitable for demanding industrial and outdoor environments.
High Mechanical Strength
Compared with many standard metals, stainless steel provides excellent structural strength and long-term durability under high-load conditions.
Stable Performance in Harsh Environments
Stainless steel maintains stable performance under temperature fluctuations, humidity exposure, and mechanical stress, making it suitable for critical industrial applications.
Suitable for Precision Structures
Advanced CNC machining processes allow stainless steel components to achieve precise dimensions, fine threads, and complex geometries.
Long Service Life
Due to its wear resistance and structural reliability, stainless steel is widely used in products requiring long-term operational stability.
Shenzhen KONSTUN Precision Technology Co., Ltd. supports various stainless steel grades according to different industrial requirements.
Available materials include:
Stainless Steel 303
Stainless Steel 304
Stainless Steel 316
Stainless Steel 316L
Stainless Steel 420
Stainless Steel 430
SUS Series Materials
Customized Stainless Steel Grades
Different stainless steel materials provide different characteristics in corrosion resistance, hardness, machinability, and strength. Our engineering team can recommend suitable materials according to product applications and environmental requirements.
We provide multiple surface finishing options to improve appearance, corrosion resistance, and functional performance.
Available surface treatments include:
Polishing
Brushing
Sandblasting
Passivation
Electroplating
Nickel Plating
Chrome Plating
Laser Marking
Electropolishing
Different surface finishing methods can improve surface smoothness, assembly appearance, and corrosion protection performance.
Our Precision Stainless Steel CNC Machined Parts are widely used in industries requiring strength, corrosion resistance, and stable structural performance.
Medical Equipment
Used in medical devices, surgical instruments, and healthcare equipment requiring corrosion resistance and precision manufacturing.
Industrial Automation
Applied in automation equipment, fixtures, robotic systems, and precision mechanical assemblies.
Automotive Industry
Suitable for automotive connectors, precision shafts, brackets, and functional mechanical components.
Food Processing Equipment
Stainless steel materials are commonly used in food-grade equipment requiring corrosion resistance and hygienic performance.
Communication Equipment
Used in communication systems, electronic structures, and precision support components.
Marine and Outdoor Applications
Due to excellent corrosion resistance, stainless steel is suitable for outdoor and marine environments exposed to humidity and harsh conditions.

At Shenzhen KONSTUN Precision Technology Co., Ltd., quality management is integrated throughout the entire production process.
For stainless steel CNC machining, maintaining machining stability and dimensional consistency is essential due to the material’s hardness and thermal characteristics. Our production team focuses on process optimization, cutting stability, and inspection control to ensure reliable product quality during batch production.
Our quality control procedures include:
Raw Material Inspection
Process Monitoring
Precision Dimensional Measurement
Surface Finish Inspection
Assembly Compatibility Inspection
Final Product Verification
Inspection equipment includes:
Coordinate Measuring Machines (CMM)
Optical Measuring Instruments
Surface Roughness Testers
Hardness Testing Equipment
Precision Gauges and Measuring Tools
Inspection reports and dimensional records can be provided according to customer requirements.
Extensive Precision Machining Experience
We have rich experience in manufacturing stainless steel precision components for multiple industries.
Advanced CNC Equipment
Our factory is equipped with modern CNC machining systems capable of supporting complex and high-precision machining projects.
Tight Tolerance Control
We focus on stable machining accuracy and production consistency for demanding industrial applications.
Flexible Production Capacity
We support prototype development, low-volume production, and large-scale manufacturing projects.
Engineering-Oriented Manufacturing Support
Our engineering team provides practical machining recommendations and process optimization solutions.
Reliable Quality Assurance
Strict inspection standards ensure every stainless steel CNC machined part meets customer specifications and industrial standards.
Can you manufacture custom stainless steel CNC machined parts according to drawings?
Yes. We support custom machining according to customer drawings, 3D files, samples, and technical specifications.
What stainless steel materials do you commonly machine?
We commonly process Stainless Steel 303, 304, 316, 316L, 420, and other customized stainless steel grades.
What tolerance can you achieve?
Depending on part structure and machining requirements, tolerances can typically reach ±0.01mm.
Do you support surface finishing services?
Yes. We provide polishing, passivation, electroplating, electropolishing, sandblasting, and other surface treatments.
Can you support prototype and batch production?
Yes. We support rapid prototyping, low-volume customization, and large-scale production projects.
What industries do your stainless steel CNC parts serve?
Our products are widely used in medical, automotive, automation, electronics, communication, marine, and industrial equipment industries.
Shenzhen KONSTUN Precision Technology Co., Ltd. provides reliable precision stainless steel CNC machining solutions for customers worldwide.
If you are looking for a professional manufacturer for custom stainless steel CNC machined parts, feel free to contact our engineering team for technical consultation and quotation support.

Tel: +86 13823354485
E-mail: konstun@126.com
5th Floor, Building A, Xinghezhong High-Tech Industrial Park, No. 7 Xiangshan Avenue, Luotian, Songgang Subdistrict, Bao'an District, Shenzhen
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