Dongguan Yyi Technology Co., Ltd.
| Payment Terms | MoneyGram,Western Union,T/T,D/P,D/A,L/C |
| Usage | Industrial |
| Sample Time | 3~7 Days |
| Single Gross Weight | 0.2 kg |
| Tolerance | ±0.01mm |
| Thickness | Min 0.5mm,the best is 1.5mm--5mm |
| Color | Silver |
| Payment | T/T 30% deposit |
| Lead Time | 7-15 Days |
| Qc Control | 100% inspection on critical dimension |
| Standard | ISO9001 |
| Processing | CNC Machining |
| Dimension | Customized per drawing |
| Package | Carton Box or Wooden Case |
| Method | CNC machining |
| Application | Machinery Parts |
| Brand Name | YYI |
| Model Number | YYI-SSP-3 |
| Certification | TUV, RoHs |
| Place of Origin | Guangdong, China |
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Product Specification
| Payment Terms | MoneyGram,Western Union,T/T,D/P,D/A,L/C | Usage | Industrial |
| Sample Time | 3~7 Days | Single Gross Weight | 0.2 kg |
| Tolerance | ±0.01mm | Thickness | Min 0.5mm,the best is 1.5mm--5mm |
| Color | Silver | Payment | T/T 30% deposit |
| Lead Time | 7-15 Days | Qc Control | 100% inspection on critical dimension |
| Standard | ISO9001 | Processing | CNC Machining |
| Dimension | Customized per drawing | Package | Carton Box or Wooden Case |
| Method | CNC machining | Application | Machinery Parts |
| Brand Name | YYI | Model Number | YYI-SSP-3 |
| Certification | TUV, RoHs | Place of Origin | Guangdong, China |
| High Light | YYI Tech CNC Stainless Steel Components ，High-Precision CNC Stainless Steel Components | ||
YYI Tech is a trusted manufacturer of precision CNC stainless steel parts based in China. We specialize in complex metal components that meet rigorous industrial standards. Leveraging advanced 3-, 4-, and 5-axis CNC machining technology, we deliver components with exceptional dimensional accuracy, repeatability, and corrosion resistance.
Our parts are engineered to perform in demanding environments — from aerospace assemblies to medical instrumentation.
Material Types:
SS304 – Excellent general corrosion resistance
SS316 – Ideal for marine and chemical applications
SS303/SS416 – Optimized for high-speed machining
Duplex Stainless – For strength-critical parts
Machining Capabilities:
Tolerance: ±0.005–0.01 mm
Surface Roughness: Ra 0.8–3.2 µm
Max part size: 600mm x 600mm x 400mm
Minimum wall thickness: 0.5 mm
CNC turning, milling, threading, tapping, pocketing
Surface Finishing:
Electropolishing, Passivation, Bead Blasting, Mirror Polish
Custom coating available on request (e.g., TiN, black oxide)
Inspection & Certification:
100% dimensional inspection
CMM, height gauge, thread gauge reports
Material certificates & RoHS/REACH compliance provided
Aerospace & UAV
Automotive OEM & Tier-1
Surgical & Diagnostic Medical Devices
Semiconductor Equipment
Industrial Automation & Robotics
Precision Engineering – Capable of high-complexity geometry
Confidentiality – NDA protection for all client data & designs
Quality Control – ISO9001:2015 compliant with full traceability
Scalability – Prototyping to 100,000+ units/month
Efficient Production – Optimized CNC workflows for reduced lead times
Q: What file formats do you accept?
A: STEP, IGES, DXF, DWG, STL, Parasolid (x_t/x_b)
Q: Can you help with design for manufacturability (DFM)?
A: Yes, our engineers will review and suggest optimizations before production.
Q: How do you guarantee dimensional accuracy?
A: Through in-process QC, CMM inspection, and final part validation reports.
Q: What is your lead time?
A: Typically 5–10 working days for prototypes, 15–20 for volume production.
Q: Do you provide First Article Inspection (FAI) reports?
A: Yes, upon request. PPAP documentation is also available for automotive clients.
Company Details
Business Type:
Manufacturer
Year Established:
2010
Total Annual:
3000000-5000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
About Dongguan YYI Technology Co., Ltd At Dongguan YYI Technology Co., Ltd., we are dedicated to transforming your concepts into tangible innovations. With over 20 years of industry experience, our company has evolved into a leading provider of rapid prototyping and low-volume manufacturing solut... About Dongguan YYI Technology Co., Ltd At Dongguan YYI Technology Co., Ltd., we are dedicated to transforming your concepts into tangible innovations. With over 20 years of industry experience, our company has evolved into a leading provider of rapid prototyping and low-volume manufacturing solut...
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