📧 lujinfu65@gmail.com 📱 +86-135-3297-9626 🏭 Factory Direct — 15+ Years Experience
语言切换
🏭 China Direct Manufacturer

Precision Stamping Parts Manufacturer
for Southeast Asia

Specialized in flat washers, spring washers, and custom stamped components. ISO 9001 certified. Serving Thailand, Vietnam, Malaysia, Indonesia and beyond.

📝 Request a Quote View Products →
15+
Years Experience
12+
Export Countries
99.7%
Quality Pass Rate

📦 Our Core Products

SY Shang Yi core products - flat washers, spring washers and custom stamped components
OUR PRODUCTS

Stamping Parts Catalog

Precision stamped metal components for industrial applications

Flat washers product image 1 - stainless steel flat washers
Flat washers product image 2 - carbon steel flat washers
Flat washers product image 3 - zinc-plated washers
Flat washers product image 4 - DIN125 standard washers
Flat washers product image 5 - custom washers
Flat washers product image 6 - various sizes

Flat Washers

Standard and custom flat washers in various materials and sizes.

  • Material Stainless / Carbon Steel
  • Size Range M2 – M30
  • Standard DIN125 / GB97
  • MOQ 100,000 pcs
  • Surface Zinc-plated / Passivated
Inquire Now →
Spring washers product image 1 - spring lock washers
Spring washers product image 2 - wave washers
Spring washers product image 3 - spring washers close-up
Spring washers product image 4 - DIN127 washers
Spring washers product image 5 - high hardness washers
Spring washers product image 6 - various types

Spring Washers

Spring lock washers designed to prevent loosening under vibration.

  • Material 65Mn / 304SS
  • Size Range M2 – M30
  • Standard DIN127 / GB93
  • MOQ 100,000 pcs
  • Hardness HRC 42-50
Inquire Now →
Custom stamped parts product image 1 - custom metal stamping
Custom stamped parts product image 2 - custom brackets
Custom stamped parts product image 3 - precision stamping
Custom stamped parts product image 4 - OEM components
Custom stamped parts product image 5 - complex stampings
Custom stamped parts product image 6 - custom designs

Custom Stamped Parts

Custom-shaped stamped components per your drawings and specifications.

  • Material SPCC / SUS / Brass
  • Thickness 0.1mm – 5mm
  • Tolerance ±0.02mm
  • MOQ 10,000 pcs
  • Mold In-house design
Inquire Now →
PRODUCTION PROCESS

Flat Washer Manufacturing Flow

From raw material to finished product — 6 steps of precision stamping

Flat washer stamping process flow diagram showing raw material, stamping, piercing, deburring, plating, and inspection steps
1

Raw Material

Carbon steel / SS coil

2

Stamping

High-precision press setup

3

Piercing & Blanking

Inner hole + outer, one-shot

4

Deburring & Clean

Vibration + ultrasonic clean

5

Plating

Silver plating, anti-rust

6

Inspect & Pack

Dimension + visual QC

WHY CHOOSE US

Our Core Advantages

🏭

Factory Direct

No middleman markup. Direct pricing from manufacturer.

📐

Precision Tooling

In-house mold design & manufacturing. Tolerance down to ±0.02mm.

✅

ISO 9001 Certified

Full quality management system with 99.7% pass rate.

🚢

Fast Export

15-25 day lead time. Sea & air freight to Southeast Asia.

FACTORY & QUALITY

Manufacturing Capabilities

🏭 Factory Tour Stamping Production Line
8,000
㎡ Area
45+
Machines
50M+
Monthly pcs
15-25
Day Lead

Built for Precision & Scale

Our factory is equipped with 45+ stamping presses ranging from 16T to 300T, capable of handling both high-volume production runs and custom small-batch orders. We operate an in-house tooling workshop for rapid mold development and maintenance.

  • ✓ In-house mold design & manufacturing (CAD/CAM)
  • ✓ Materials: Stainless steel, carbon steel, brass, aluminum, copper
  • ✓ Surface treatment: zinc plating, nickel plating, anodizing, passivation
  • ✓ Quality control: CMM measuring, salt spray test, hardness test
  • ✓ OEM/ODM welcome — send us your drawings
ISO 9001
Quality Management
CE
Conformity
RoHS
Compliant
GET IN TOUCH

Request a Quote

Send us your requirements and get a response within 24 hours

Contact Information

📧
Email
lujinfu65@gmail.com
📱
WhatsApp / WeChat
+86-135-3297-9626
💬
LINE ID
manci-lu
📍
Factory Address
中国广东省东莞市厚街镇明珠路130号101
⏱️
Response Time
Within 24 hours
Scan to Connect
LINE QR code for contacting SY Shang Yi
LINE
Zalo QR code for contacting SY Shang Yi
Zalo

Quick Inquiry Form

Fill in the form below and we'll get back to you with pricing and details.

Scan to Connect
LINE QR LINE
Zalo QR Zalo
扫码联系