CNC Threaded Industrial Pressure Connector
Technical Machining Specifications
|
Parameter |
Capability |
|
Thread Standards |
NPT, NPTF, BSPP, BSPT, UNF, UNC, Metric coarse & fine |
|
Diameter Range |
M3 to M64 / 1/16" to 2-1/2" NPT equivalent |
|
Max Length |
500mm between centers |
|
Dimensional Tolerance |
±0.01mm on critical sealing surfaces |
|
Thread Class |
2A/2B, 3A/3B, or custom gauged to specification |
|
Surface Finish |
Ra 0.8–3.2 μm, customizable per application |
|
Annual Capacity |
500,000+ precision machined components |
Available Materials
Material selection is critical for pressure resistance, corrosion protection, and service life. We offer multiple material options according to different operating environments.
|
Material |
Features |
Typical Applications |
|
Stainless Steel 304 / 316 / 316L / 303 |
Excellent corrosion resistance and durability |
Chemical equipment, food processing, sanitary systems |
|
Carbon Steel 20# / 45# |
Good strength and cost efficiency |
Hydraulic equipment, industrial machinery |
|
Alloy Steel 42CrMo |
High strength and wear resistance |
Heavy-duty pressure applications |
|
Aluminum Alloy 6061-T6 / 7075 |
Lightweight and corrosion resistant |
Pneumatic and automation systems |
|
Brass / Bronze |
Good machining performance and corrosion resistance |
General industrial fittings |
Material certificates and chemical composition reports can be supplied to ensure complete batch traceability.

Manufacturing Process
Our production process combines advanced CNC machining technology with strict quality control procedures.
1. Engineering Review
- Analyze customer drawings and 3D models
- Verify thread specifications and tolerance requirements
- Optimize machining processes through DFM analysis
- Provide production recommendations before manufacturing
2. Precision CNC Machining
- CNC turning for accurate outer profiles
- Precision threading for stable connection performance
- Drilling and secondary machining operations
- Controlled machining parameters for repeatable quality
3. Surface Treatment
Available surface finishing options include:
- Passivation for stainless steel components
- Electroless nickel plating
- Zinc coating
- Hard anodizing
- PTFE coating
These treatments improve corrosion resistance, wear resistance, and service life.
4. Quality Inspection
Each production batch is inspected through multiple quality control procedures:
|
Inspection Item |
Equipment / Method |
|
Thread Accuracy |
Thread plug & ring gauges |
|
Dimensional Accuracy |
CMM inspection |
|
Surface Quality |
Surface roughness tester |
|
Material Verification |
Spectrometer analysis |
|
Pressure Performance |
Pressure testing when required |
Application Industries
Our precision machined connectors are widely used in industries requiring reliable pressure connection solutions.
|
Industry |
Application Examples |
|
Hydraulic Systems |
Excavators, agricultural machinery, industrial hydraulic equipment |
|
Pneumatic Equipment |
Automation systems and air control devices |
|
Process Control |
Pressure sensors, transmitters, instrumentation systems |
|
Food & Pharmaceutical |
Stainless steel sanitary fluid systems |
|
Marine & Energy |
Corrosion-resistant pressure connection applications |
|
Industrial Automation |
Compact pneumatic manifolds and control systems |
Why Choose Our CNC Machined Connectors?
|
Advantage |
Description |
|
OEM Custom Manufacturing |
Produced according to customer drawings and samples |
|
Precision Thread Machining |
Ensures accurate fitting and sealing performance |
|
Flexible Production |
Supports prototypes and large-volume orders |
|
Complete Quality Control |
Full inspection records and traceability |
|
Factory Direct Supply |
Competitive pricing from Ningbo manufacturer |
Start Your Project
Looking for a reliable CNC Threaded Industrial Pressure Connector supplier?
Send us your STEP, IGES, PDF drawings, material requirements, and application information. Our engineering team will provide a professional manufacturing solution, quotation, and production plan.
From prototype development to mass production, we deliver precision-machined threaded connectors with consistent quality, reliable sealing performance, and competitive manufacturing advantages.
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