Product Overview
This custom engine component is fully fabricated from SUS304 stainless steel, combining multi-step metalworking procedures to meet strict engine operating standards. Our workshop first carries out rough and finish machining via CNC turning and CNC milling to form the main nozzle body, then completes seamless welding of the side tube as required by client technical drawings.
To guarantee stable dimensional accuracy across all batches of CNC stainless steel fuel nozzle, we equip production lines with high-precision CNC lathes, multi-axis milling centers and laser drilling equipment for tiny flow hole forming. Every production link, from early technical verification to finished product inspection, has standardized control rules to eliminate size deviation and surface defects.
The finished custom fuel nozzle reaches micron-level dimensional precision and complex integrated structure. SUS304 stainless steel brings solid hardness and outstanding wear resistance, which greatly extends the service cycle when installed in high-temperature, high-pressure engine systems.
Product Advantages
Exclusive Advantages of Our Custom Stainless Steel Fuel Nozzle
Stable Material Performance for Engine Working Conditions
SUS304 stainless steel features excellent anti-corrosion, wear resistance and tensile strength. The material can keep stable structural performance under long-term high-temperature fuel contact, avoiding leakage or deformation issues common with low-grade metal nozzles.
Micron-Level Controllable Machining Accuracy
All machining paths are programmed on CNC equipment, which ensures unified size, interchangeability and tight tolerance for every custom fuel nozzle. Tiny fuel flow holes and threaded connections are processed with laser drilling to meet engine fuel delivery precision requirements.
Integrated Welding & Complex Custom Structure
Different from split assembled nozzles on the market, we finish one-piece welding of side tubes during production. CNC technology supports irregular special-shaped structures, so we can fully realize all personalized structural designs from aerospace and auto engineering clients.
Flexible Production for Prototypes & Mass Batches
Our automatic machining workflow cuts down manual operation links and shortens production lead time. We handle single prototype testing, small-batch trial orders and large-volume repeated production flexibly without raising extra costs for custom CNC stainless steel parts.
Product Application
Typical application scope

Aerospace Manufacturing

Auto & Motorsports

Food Manufacturing

Medical Devices
Product Parameters
| Product Name | CNC Stainless Steel Parts |
| Manufacturing Type | CNC machining, CNC lathe machining, CNC milling,etc. |
| Product Material | SUS304, SUS316, etc. |
| Facilities | CNC lathe,CNC milling machine,etc. |
| Tolerance | +/-0.005mm |
| Surface Finish | Ra0.08 |
| Order Quantity | 1000pcs |
about Company
As a precision CNC machining specialist with 15+ years of industry expertise, we provide high-quality CNC stainless steel parts through advanced multi-axis CNC machining centers and professional engineering teams. Guided by quality-first principles, innovation-driven solutions, and on-time delivery, we have become a trusted partner for OEM manufacturers worldwide. Our ISO 9001:2015-certified facility ensures a robust quality management system.
Professional Team
Our team consists of 6 senior CNC programming engineers, 4 design engineers, and 2 quality engineers.
Good customer reviews
Search for keywords like "Xi an Hi-Precision Machinery Co.,Ltd" on Alibaba to visit our store and read real customer reviews.

45+
CNC Machines
20+
Machinable Materials
100+
Factory Area
2007
Founding Time
More cases








Company Advantages
competitive advantage
Materials and processes are well-matched, precision and quality are stable, delivery time and cost are controllable, and service and compliance are in place.
Qualifications
We have ISO9001:2015 + industry-specific certifications.
equipment
We have milling and turning machines.
Delivery time
Samples ≤ 5 days, batches ≤ 15 days (depending on size)
service
Response within 24 hours, providing DFM support.
CNC Stainless Steel Parts Manufacturing Process
CNC Stainless Steel Parts Manufacturing Process
Our standard production workflow follows these practical steps:
Drawing Review Our engineering team checks your technical drawings, tolerance requirements, material specs and application scenarios to confirm machining feasibility before production starts.
Material Selection We pick the right stainless steel grade based on your part's working environment, strength needs and corrosion resistance demands, ensuring it matches your actual use case.
CNC Programming Our machinists write custom CNC programs tailored to your part's geometry, tool paths and production volume, optimizing for both precision and efficiency.
Precision Machining We use CNC milling and turning machines to shape stainless steel blanks into finished parts, strictly following your dimensional and tolerance requirements.
Surface Finishing After machining, we apply the surface treatments you specify-from basic deburring to passivation or electropolishing-to meet appearance and functional needs.
Quality Inspection Every finished part goes through dimensional checks and quality testing using professional measuring tools, ensuring it fully complies with your drawing standards.
Packaging & Delivery We carefully pack parts to avoid damage during transit and arrange shipping according to your delivery timeline, whether for local or global orders.
FAQ About CNC Stainless Steel Parts
FAQ
Q: What stainless steel grades can you machine?
A: We work with common grades like 303, 304, 316, 316L and 17-4PH stainless steel, selecting the best fit based on your project's performance and cost requirements.
Q: What tolerance can your CNC stainless steel machining reach?
A: Tolerance depends on part complexity, material type and machining process. For well-designed components, our precision machining can achieve tight tolerances down to around ±0.005mm.
Q: Can you make custom stainless steel parts from our drawings?
A: Yes, we offer full OEM CNC machining services. Just send us your CAD models, 2D drawings or technical specs, and we'll produce parts exactly to your design.
Q: What surface finishes are available for stainless steel parts?
A: We provide a range of finishes including polishing, bead blasting, passivation, electropolishing, brushing and other custom treatments to meet your appearance and corrosion resistance needs.
Q: Do you handle both prototypes and production runs?
A: Absolutely. We support one-off prototype machining for testing, low-volume production runs and repeat manufacturing for long-term OEM projects.
Contact Us

The best SUS CNC Parts Manufacturer
We will provide a preliminary plan and quotation within 24 hours of receiving your inquiry.
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