Precision Custom Stainless Steel Ferrules | 304 & 316 CNC Machining
High-precision CNC ferrules, leak-proof & fully certified
Tolerance: Precise CNC turning to ±0.01mm (±0.0004").
Material: Certified SS304, SS316, and SS316L alloy stocks.
Pressure: Zero-leak sealing rated up to 6,000 PSI.
Finish: Burr-free Ra 0.8 surface for optimal fluid integrity.
Standard: Compliant with ASTM A276 and ISO 9001:2015.
Capacity: Scalable production from prototypes to 10k+ units.
Quality: 100% thread and dimensional inspection with FAI reports.

High-Performance Stainless Steel Ferrules for Industrial Fluid Systems
Xiamen Dazao offers specialized CNC machining services for high-precision stainless steel ferrules used in critical fluid connection environments. Unlike standard off-the-shelf components, our custom CNC stainless steel parts are engineered for superior mechanical grip and vibration resistance. By utilizing advanced CNC turning services, we ensure every stainless steel tube ferrule achieves a precise cold-work bite on the tubing, ensuring a permanent, gas-tight seal in stainless steel hydraulic fittings.

Technical Specifications: 304/316 Stainless Steel Compression Ferrules
|
Engineering Attribute |
Specification Details |
|
Material Grades |
SS304, SS316, SS316L, 17-4 PH, Duplex 2205 |
|
Machining Process |
5-Axis CNC Turning / Swiss-Type Machining |
|
Size Capability |
1.5mm to 60mm (Metric) / 1/16" to 2" (Imperial) |
|
Dimensional Tolerance |
±0.01mm (Tight tolerance available upon request) |
|
Surface Roughness |
Ra 0.4μm - Ra 0.8μm |
|
Seal Type |
Single Ferrule / Double Ferrule / Front & Back Sets |
|
Compatible Standards |
ASTM, DIN, JIS, ISO |
|
Post-Processing |
Passivation, Electropolishing, Ultrasonic Cleaning |
Material Hardness & Sealing Integrity
To achieve a leak-proof seal, the precision stainless steel ferrule must be harder than the tube it connects to. We utilize controlled annealing and surface hardening processes to ensure the ferrule maintains its structural memory while deforming sufficiently for a high-pressure seal.

Quality Control: Zero-Defect Inspection for Industrial Ferrules
Our quality management system is optimized for industrial stainless steel ferrules where failure is not an option.
Spectrometer Analysis: Verifies chemical composition of SS316 to ensure corrosion resistance.
CMM Metrology: Automated coordinate measuring for batch concentricity.
Hardness Gradient Testing: Ensures the high pressure stainless steel ferrule meets Rockwell hardness requirements.
Surface Profile Testing: Contact-type profilometers verify Ra values to prevent micro-leak paths.

Industry Applications for Precision Stainless Steel Tube Ferrules
Our CNC machined parts are deployed in environments demanding extreme durability:

Oil & Gas
Corrosion resistant ferrules for offshore instrumentation.

Semiconductor
UHP gas delivery systems requiring Ra 0.4 finishes.

Medical Fluidics
316L precision stainless steel ferrules for diagnostic equipment.

Renewable Energy
High-pressure hydrogen storage and refueling connectors.

Aerospace
Lightweight hydraulic control manifold components.

Chemical & Petrochemical Processing
Secure connections for aggressive media and reagent delivery systems requiring high chemical stability.
Request a Quote & Technical Consultation
FAQs

01.What is the maximum pressure rating for your stainless steel ferrules?
02.Can you machine custom dimensions for non-standard tubing?
03.How do you prevent galling in stainless steel ferrule threads?
04.Do you offer 316L material for medical-grade applications?
05.What is the minimum order quantity (MOQ)?
06.How do your ferrules compare to Swagelok or Parker standards?
Secure Your Fluid System with Zero-Leak CNC Components
Don't compromise on fluid integrity. Upload your 2D/3D CAD files (STEP, IGES, or PDF) for a technical review. Our engineers provide rapid DFM feedback and a quote within 24 hours to accelerate your project timeline.
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