Turned Parts

Product Overview and Technical Benchmarks

 

Turned parts are precision components manufactured by removing material from metal bars or raw stocks through advanced turning processes. By precisely controlling cutting parameters, multi-axis tooling systems, and rigorous machining accuracy, our turned parts achieve exceptional dimensional consistency, mirror-like surface finishes, and dependable mechanical performance.

 
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Core Technical Specifications:

 

 

Parameter

Specification Details

Machining Tolerance

Capable of achieving tight tolerances down to plus or minus 0.005 millimeters depending on material and geometry.

Diametral Range

From micro-components starting at 2 millimeters up to large turned parts reaching 300 millimeters.

Surface Roughness

Ra 0.4 micrometers to Ra 3.2 micrometers for optimal fit and performance.

 

 

Main Categories of Turned Parts

 

 

 
CNC Precision Turned Parts

Our CNC precision turned parts are manufactured using state-of-the-art CNC turning and milling equipment to achieve extreme accuracy, superior repeatability, and stable long-run production performance.
Key Advantages: Strict dimensional control, consistent quality in mass production, flexible customization for complex geometries, and superior surface finishing.

 
Stainless Steel Turned Parts

Engineered for ultimate corrosion resistance, structural strength, and durability in harsh operational environments.
Common Grades: Stainless Steel 304, 316, 303, 201, 17-4PH.
Target Applications: Food processing machinery, medical equipment, marine systems, industrial valves, and chemical processing equipment.

 
Brass and Copper Turned Parts

Designed for electrical and mechanical systems requiring superior electrical and thermal conductivity, corrosion resistance, and excellent machinability.
Typical Products: Brass threaded inserts, electrical terminals, high-frequency copper connectors, and fluid-system fittings.

 
Aluminum Turned Parts

Delivers lightweight structural solutions without compromising strength, corrosion resistance, or aesthetic appeal.
Common Alloys: Aluminum 6061-T6, 6063, 7075-T6.
Target Applications: Automotive lightweighting, electronics enclosures, robotics frames, and aerospace structural components.

 
Custom Fasteners and Hardware Turned Parts

Manufactured strictly to blueprint specifications, supporting various international thread standards including Metric, UNF, UNC, BSP, and NPT, alongside custom locking or sealing designs.

 

 

Advanced Manufacturing Capabilities and Equipment

CNC Turning and Milling:

Multi-axis turning centers equipped with live tooling for simultaneous turning and milling operations, reducing setup times and boosting precision.


Automatic Lathe Machining:

High-speed CAM and CNC sliding-head automatic lathes ideal for high-volume, cost-effective production of small precision parts like pins, small shafts, and micro-bushings.

Thread Processing:

In-house capability for internal and external threading across standard and customized pitches.

Knurling Processing:

Diamond, straight, and diagonal knurled surfaces engineered for secure human grips, handles, and reliable press-fit assemblies.

Secondary Machining Services:

Comprehensive value-added services including deep-hole drilling, face milling, precision tapping, cylindrical grinding, and automated deburring.

 

Comprehensive Material Options

 

We stock and process a wide selection of certified raw materials to match your exact application parameters:

 
01
 

Ferrous Metals:

Stainless Steel 304, 316, 303; Carbon Steel 1045, 1020; Alloy Steel 4140, 4340.

 
02
 

Non-Ferrous Metals:

Aluminum 6061, 6063, 7075; Brass C36000; Copper C11000; Bronze.

 
03
 

Engineering Plastics:

Nylon PA66, POM Delrin, PTFE, PEEK, Polycarbonate.

Aluminum Tek Screws

 

Professional Surface Treatment Solutions

To enhance wear resistance, corrosion protection, and visual aesthetics, we offer comprehensive surface treatments:

Electroplating:

Zinc plating in clear, yellow, or black; Nickel plating; Chrome plating; Silver and Gold plating.

01

Anodizing:

Standard Anodizing and Hard-Coat Anodizing available in multiple colors for aluminum parts.

02

Finishing and Mechanical:

Electro-polishing, mechanical polishing, sandblasting with glass bead or aluminum oxide, and vibratory deburring.

03

Thermal and Chemical Treatments:

Heat treatment including quenching, tempering, and case hardening; Black Oxide; and Passivation for stainless steel.

04

 

 

OEM and Custom Manufacturing Workflow

 

 

 

Drawing and Spec Review: Engineering evaluation of CAD and PDF files, tolerances, and functional requirements.

 
 

DFM Analysis: Value-engineering suggestions to optimize performance and lower unit costs.

 
 

Material Selection and Sourcing: Certified raw material procurement with strict mill test reports.

 
 

Prototype Production: Rapid prototyping for functional testing and validation.

 
 

Sample Approval: Sending physical samples with full dimensional inspection reports for client sign-off.

 
 

Mass Production and Inspection: Controlled batch manufacturing backed by rigorous quality gates.

 
 

Global Logistics and Delivery: Custom protective packaging utilizing anti-rust wrapping, foam-lined cartons, and wooden crates shipped via air, sea, or express courier.

 

 

 

Rigorous Quality Control System

 

 

Quality is embedded in every stage of our production lifecycle under ISO 9001 quality management standards, ensuring full traceability and accountability:

Incoming Material Inspection:

Chemical composition verification and dimensional screening of raw material bars.


First Article Inspection:

Comprehensive verification of the first manufactured piece prior to full-scale batch production.

In-Process and Patrol Inspection:

Operators and quality control inspectors perform routine checks using calibrated micrometers, calipers, and thread gauges.

Advanced Metrology:

Utilizing high-precision coordinate measuring machines, optical profile projectors, and roughness testers for strict tolerance verification.

Final Pre-Shipment Audit:

Complete cosmetic, functional, and packaging checks before cargo release.

 

Industry Applications
 

Our precision turned components power innovation across the globe:

Automotive:

Steering components, sensor housings, transmission pins, and fluid fittings.

Industrial and Automation:

Pneumatic cylinders, automation robotics joints, and heavy machinery fasteners.

Agricultural and Construction:

Heavy-duty linkage pins, bushings, and rugged hardware assemblies.

Electrical and Energy:

Terminal blocks, conductive pins, and switchgear components.

Why Global OEM Buyers Choose Us
 

The company conducted a competitive advantage analysis to identify its strengths and weaknesses compared to its rivals.

Proven Manufacturing Excellence:

Decades of specialized machining experience serving demanding international markets.

Flexible Scale:

Seamlessly scaling from small prototype batches to large-scale mass production runs.

Uncompromising Quality:

Zero-defect mindset supported by advanced inspection tools and certified protocols.

Responsive International Service:

Professional engineering support, fast quotation turnaround, and reliable export logistics.

 

 

FAQ

 

 

Q: What information do you need to provide an accurate quotation?

A: Please provide two-dimensional or three-dimensional drawings in PDF, STEP, or IGES formats, required material grades, target quantities, surface treatment specifications, target tolerances, and specific application details.

Q: Can you manufacture parts strictly based on physical samples?

A: Yes. If you do not have drawings, you can mail us a physical sample. Our engineering team will perform reverse engineering, draft professional blueprints, and verify them with you before production.

Q: What is your standard machining tolerance capability?

A: Our standard machining tolerance is typically within 0.01 millimeters, and we can achieve high-precision tolerances down to 0.005 millimeters depending on the part geometry and material selection.

Q: What quality management standards do you follow?

A: We operate strictly under ISO 9001 quality management standards, ensuring full material traceability and process accountability.

Q: What is your Minimum Order Quantity?

A: We are highly flexible and support low-volume prototype development as well as large-scale mass production orders.

Q: How do you handle international shipping and packaging?

A: We use heavy-duty export packaging including anti-corrosion oil, vacuum-sealed bags, customized foam boxes, and durable wooden crates to prevent transit damage. We coordinate globally via standard international shipping terms or express courier services.

Q: What is the typical lead time for custom turned parts?

A: Prototype samples typically take 5 to 10 days. Mass production orders generally require 15 to 25 days, depending on part complexity, material availability, and order volume.

Q: Do you provide Material Test Reports?

A: Yes, raw material mill certificates and dimensional inspection reports can be provided along with the shipment upon request.

We are one of the most experienced turned parts manufacturers and suppliers in China, specialized in providing high quality customized products. Please feel free to buy discount turned parts in stock here from our factory. Contact us for quotation.