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TONGREN CNC
CNC Manufacturing
Brass Parts Manufacturing
Custom CNC machined brass parts for fittings, connectors, valves, bushings, electrical components, precision hardware, automotive systems, electronics and industrial equipment.
We provide brass CNC milling, brass CNC turning, drilling, tapping, threading, surface finishing and quality inspection for custom brass components.
Precision Brass Components
Excellent Machinability
Prototype & Production
Multiple Surface Finishes
Precision Manufacturing for Custom Brass Parts
Brass is widely used for precision machined parts because it offers excellent machinability, corrosion resistance, electrical conductivity, thermal conductivity, dimensional stability and an attractive natural appearance.
✓Electrical connectors
✓Automotive parts
✓Decorative hardware
✓Plumbing fittings
✓Electronics hardware
✓Custom assemblies
✓Valve components
✓Precision instruments
✓Power & signal systems
✓Bushings & bearings
✓Industrial equipment
Services Available:
Why Choose Us for Brass Parts Manufacturing
Excellent Brass Machinability
Brass allows efficient machining, clean chip formation and consistent production quality.
Tight Tolerance Brass Parts
Precision brass components can be produced with accurate dimensions, clean threads and detailed features.
CNC Milling and CNC Turning
We support brass milling, brass turning, drilling, tapping, threading, grooving and knurling.
Prototype and Low Volume Production
We provide brass prototype machining, one-off parts, small batches and recurring production.
Surface Finishing Support
Available finishes include polishing, brushing, nickel plating, chrome plating, tin plating and laser marking.
Quality Inspection
We inspect dimensions, threads, holes, concentricity, finish and plating requirements.
Brass Grades We Machine
Different brass grades provide different levels of machinability, strength, corrosion resistance, conductivity and formability.
C360 Free-Cutting Brass
Excellent machinability for turned parts, fittings, connectors, fasteners and precision components.
C260 Cartridge Brass
Good ductility and corrosion resistance for electrical parts, tubes, covers and hardware.
C464 Naval Brass
Improved corrosion resistance for marine hardware, fittings and valve components.
C353 Brass
Suitable for threaded parts, fittings, hardware and general precision components.
C377 Forging Brass
Used for machined valve bodies, fittings and plumbing hardware.
Other Brass Alloys
Custom brass alloys can be reviewed according to drawings and material specifications.
Our Brass CNC Machining Capabilities
Surface Finishes for Brass Parts
Brass surface finishing can improve appearance, corrosion resistance, wear resistance, solderability, electrical performance and product identification.
As MachinedPolishingBrushingBead BlastingNickel PlatingTin PlatingSilver PlatingGold PlatingChrome PlatingBlack OxideLacquer CoatingLaser MarkingCUSTOM PARTS
Custom Brass Parts We Manufacture
We produce a wide range of custom brass machined parts for prototypes, production assemblies and precision industrial applications.
Brass Fittings
Custom plumbing, pneumatic, hydraulic and fluid-control fittings.
Brass Connectors
Precision connectors for electrical, electronic and communication systems.
Brass Bushings
Wear-resistant bushings, sleeves and bearing-related components.
Brass Valve Components
Valve bodies, stems, seats, plugs and internal parts.
Brass Threaded Parts
Threaded inserts, adapters, fasteners and custom hardware.
Brass Electrical Components
Contacts, terminals, conductive hardware and connector components.
Brass Inserts
Threaded inserts and press-fit components for plastic and metal assemblies.
Brass Pins and Shafts
Precision turned pins, shafts and cylindrical parts.
Brass Housings
Custom housings and covers for instruments and equipment.
Brass Automotive Parts
Fittings, connectors, sensor components and mechanical hardware.
Brass Instrument Components
Precision parts for measurement, control and optical instruments.
Brass Custom Hardware
Decorative and functional custom brass hardware.
Applications of Custom Brass Parts
Quality Assurance for Brass Parts
CMM InspectionHeight GaugeCaliper and MicrometerThread GaugePin GaugeSurface Roughness TestFlatness InspectionConcentricity CheckPlating Thickness CheckMaterial CertificationFirst Article InspectionDimensional ReportRequest a Quote for Your Brass Parts
Send us your drawings or CAD files. Our engineering team will review and send back manufacturability, pricing, lead times and surface finish recommendations within 24 hours.
Step 1
Send Drawing
Upload CAD files or drawings via email or our portal.
Step 2
Engineering Review
DFM analysis and machining feedback within 24 hours.
Step 3
Production
Precision CNC machining and finishing operations.
Step 4
Quality & Delivery
Full inspection, QC report and worldwide shipping.
Frequently Asked Questions
What are brass parts?
Brass parts are precision components manufactured from copper-zinc alloys for electrical, plumbing, automotive, industrial and decorative applications.
What brass grades can you machine?
Common grades include C360, C260, C464, C353, C377 and other customer-specified brass alloys.
Why is brass easy to CNC machine?
Many brass alloys offer clean chip formation, low cutting resistance and good dimensional stability.
Can you manufacture custom brass fittings?
Yes. We manufacture plumbing, pneumatic, hydraulic and specialty brass fittings.
Can you make brass connectors and electrical parts?
Yes. We support terminals, contacts, inserts, connectors and conductive hardware.
Do you support brass CNC turning?
Yes. We manufacture shafts, pins, bushings, fittings, threaded parts and small precision components.
Do you support brass CNC milling?
Yes. We manufacture housings, plates, brackets, valve bodies and complex brass parts.
Can you manufacture brass prototypes?
Yes. We support one-off prototypes, low-volume orders and recurring production.
What surface finishes are available?
Polishing, brushing, nickel plating, chrome plating, tin plating, gold plating, silver plating and laser marking are available.
Can brass parts be nickel plated or chrome plated?
Yes. Plating options can be selected according to appearance, corrosion resistance and functional requirements.
What tolerance can you achieve?
Tolerance depends on alloy, geometry, feature size and part dimensions.
Can you work with STEP or CAD files?
Yes. You can send STEP, IGES, X_T, SLDPRT, STL, DWG or PDF files for quotation and engineering review.
Do you provide inspection reports?
Yes. We can provide dimensional inspection reports, material certificates and first article inspection reports when required.
Do you ship brass machined parts globally?
Yes. We support global delivery for custom brass CNC machining projects.
