CNC Steel Parts
Corrosion-Resistant Precision for Harsh Environments
Our CNC-machined stainless steel parts deliver ±0.005mm tolerances and Ra≤0.4μm surface finishes, ideal forMedical equipment, Marine engineering and food processing. With material options like 316L (Excellent corrosion resistance) and 304 (strong universality), we ensure longevity and hygiene meet strict industry standards.
Our goal is to become your true partner in the field of CNC steel parts in China. Xi 'a Hi-Precision Machinery Co., Ltd has over 15 Years of experience in precision CNC machining. We provide high-quality global manufacturing solutions and one-stop supply chain management solutions. We have a skilled engineering team dedicated to refining every stage, from product development and process improvement to production oversight, ensuring every product delivered meets rigorous quality and performance standards. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.
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Custom CNC Machine Steel Hydraudic PistonModel name: Custom CNC Machine Steel Hydraudic Pistonread more
Application: Hydraulic rivet gun
Material: AISI4340
Process: CNC Turning, grinding
Tolerance:0.03-0.05mm -
CNC Machining Tool Steel ServiceModel name: CNC Machining Tool Steel Serviceread more
Application: Portable Coffee Machine
Material: A2、D2
Process: CNC machining
Minimum Order Quantity:1pcs -
CNC Special-Shaped Carbon Steel PartsModel name: CNC Special-Shaped Carbon Steel Partsread more
Application: Non-standard accessories
Material: carbon steel
Process: CNC machining
Minimum Order... -
CNC Turned 1045 Steel Cap BlackenModel name: CNC Turned 1045 Steel Cap Blackenread more
Application: Automobile industry, aerospace, machinery manufacturing, etc.
Material: 1045 steel
Process: CNC lathe... -
CNC Manufacturing Steel Pump ShaftModel name: CNC Manufacturing Steel Pump Shaftread more
Application: Medical equipment, precision instruments, auto parts, etc.
Material: 45# steel,40Cr,3Cr13/4Cr13,20CrMnTi,etc.... -
Cnc Machining Automotive Drive Bearing PartsModel name: cnc machining automotive drive bearing partsread more
Application: Auot, car, truck etc.
Material: 304,etc.
Surface Finished: Electroplating, polishing, heat... -
CNC Steel PartsModel name: CNC Steel Partsread more
Application: Mechanical Equipment,etc.
Material: 304,etc.
Surface Finished: Electroplating, polishing, heat treatment, etc.
Process:... -
CNC Mechanical PartsModel name: CNC mechanical partsread more
Application: Mechanical equipment
Material: metal,plastic,etc.
Surface Finished: Anodizing, polishing,, etc.
Process: CNC... -
Custom Machined Metal PartsModel name: Custom Machined Metal Partsread more
Application: Machinery equipment
Material: aluminum,stainless steel
Surface Finished: Anodizing, polishing.
Process: CNC... -
High Precision CNC Machining PartsModel name: High precision CNC machining partsread more
Application: All industries, Medical, Auto, robot
Material: aluminum,steel
Surface Finished: Anodizin, polish.... -
CNC Machined Steel Clutch Disk Hub For Car PartsModel name:CNC Machined Steel Clutch Disk Hub for Car Partsread more
Application: Automobile manufacturing industry
Material: 1045 steel
Surface Finished: Anodizing... -
Custom CNC Machining Flywheel Flange For Car PartsModel name: Custom CNC Machining Flywheel Flange for Car Partsread more
Application:Automobile manufacturing, remote control cars, drones,etc
Material: aluminum,steel.brass,etc...
Why Choose Us
Our team: Our company has 6 senior CNC programming engineers, 4 design engineers, and 2 quality engineers.
Our equipment: We currently have 24 CNC four-axis, five-axis, and vertical machining centers, drilling and milling, drilling and tapping, and fine engraving and milling, 12 precision CNC turning and milling composites (with automatic feeding systems), 4 precision CNC tool-feeding lathes, including two Longze LA-250, two Baoji CK50, two SK50P, one Taiwan Liwei T6, and various types of CNC lathes.
Our certification: The company has passed the national environmental impact assessment and project certification, GJB 9001C-2017 (national military standard), GB/T 19001-2016/ISO 9001:2015 (national standard) quality management system certification.
Our services: In the pre-sales stage, our team of experts will recommend the most suitable products according to the needs of customers and provide detailed technical consultation. During the sales period, we ensure timely delivery and provide installation guidance. For after-sales, we provide long-term technical support, warranty services and spare parts to help customers maximize the use of products and get reliable maintenance during use.
Advantages of CNC Steel Parts
Precision and accuracy
Cnc machines operate with exact precision, allowing for the production of components with tight tolerances. This is critical in industries where even a minor deviation can lead to significant failures.


Versatility in applications
From automotive to construction, the adaptability of cnc machining meets the requirements of a wide array of steel machining projects, including those involving carbon steel, tool steel, and stainless steel.
Enhanced productivity
Automation and the ability to run 24/7 significantly boost productivity, reducing lead times and increasing the throughput of machined steel parts.


Superior surface finishes
Cnc machining provides exceptional surface finish options, which are essential for both functional and aesthetic purposes.
Reduced material waste
The precision of cnc machining minimizes excess material removal, leading to more sustainable manufacturing processes.


Customization and flexibility
The process allows for easy adjustments and customization, accommodating unique designs and prototypes without the need for extensive tooling changes.
Product Parameters of CNC Steel Parts


CNC machining of steel components is crucial across industries due to steel’s strength and versatility. In aerospace, it’s used for critical parts and engines; automotive relies on it for engines, transmissions, and precision components. Medical devices benefit from steel’s biocompatibility, while oil and gas industries use it for corrosion-resistant infrastructure. Tool and die making, energy, industrial machinery, electronics, defense, and consumer goods also leverage CNC machined steel for diverse applications. This underscores the material’s adaptability and importance in manufacturing.
Surface Finishes and Post-processing Options for CNC Steel Parts
Powder coating
Powder coat finish involves depositing dry powder on the surface of the steel. The finish is typically between 0.15 and 0.3 mm thick. The apparent benefit is to increase the cnc steel parts’ resistance to corrosion.
Carburizing
Carburizing hardens metal surfaces. The process revolves around heating steel metal in the presence of materials containing carbon, like carbon monoxide and charcoal. Besides hardness, carburizing also enhances the resistance of the cnc steel parts to wear.
Nickel plating
This surface finish involves electroplating steel metal by adding a thin layer of nickel, around 0.1 mm. This can improve the resistance of the steel parts to corrosion and wear.
Grinding
Grinding helps to smoothen the steel surface, removing irregularities. Manufacturers do this using a grinding wheel.
Define requirements: Clearly outline specifications for the steel parts.
Select a manufacturer: Choose a reputable cnc machining manufacturer.
Submit cad files: Provide detailed cad design files.
Material selection: Collaborate on selecting the appropriate steel alloy.
Design optimization: Work together to optimize the design for manufacturing.
Quotation and lead time: Request a quote and confirm lead time.
Approve quote
Approve the quote to initiate manufacturing.
Prototype or sample run
Consider a prototype or sample run for validation.
Quality assurance agreement
Establish a quality assurance agreement.
Production and monitoring
Communicate regularly for updates on production.
Quality inspection
Conduct thorough quality inspections.
Finalization and delivery
Finalize the order and coordinate delivery or shipment.
Packing and Shipping of CNC Steel Parts
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Packing |
Wooden box. |
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Shipping |
Shipped by road, sea, rail. |
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Payment Terms |
50%T/T in advance, the balance before delivery; Western Union is acceptable, the best pay us by Alibaba Assurance on line, that's an assurance for overseas customers. |
FAQ
As one of the most professional CNC steel parts manufacturers and suppliers in China, we're featured by cheap products and good service. Please rest assured to buy customized CNC steel parts from our factory. For free sample, contact us now.
Small Batch CNC Machining, CNC Mechanical Parts, CNC Metal Machining Service