Quality at Every Stage of Manufacturing
From raw materials to finished enclosures, SHIJIE guarantees strict inspection, precision control, そして信頼できるパフォーマンス.
Incoming Material Inspection
Every project begins with trusted raw materials.
- Material Certification – Each batch of stainless steel, アルミニウム, or galvanized steel is verified with supplier certificates.
- Dimensional Check – Raw sheets are measured to ensure thickness tolerance within ±0.1 mm.
- Surface Condition – Materials are inspected for scratches, oxidation, or defects.
- Chemical & Mechanical Properties – Random sampling tests ensure compliance with industry standards.
👉Only qualified materials enter our production floor.
In-Process Production Control
Precision is guaranteed at every stage of fabrication.
- レーザー切断 / CNC Punching – Accuracy controlled within ±0.1 mm
- 曲げ & Forming – Angle deviation ≤ ±0.5°, dimension tolerance within ±0.2 mm
- 溶接 – Consistent seams checked for penetration and strength
- 表面仕上げ – Coating thickness maintained at 60–120 μm, corrosion resistance verified by salt spray tests
👉 Each workstation is equipped with calibrated measuring tools, ensuring continuous process validation.
Final Product Testing
Before delivery, every enclosure is thoroughly checked.
- Full Dimensional Inspection – Ensures product matches drawings and tolerances
- IP Protection Test – Waterproof and dustproof enclosures tested to IP55 / IP65 standards
- Load & Strength Test – Structural integrity verified for heavy-duty enclosures
- Surface Appearance – Visual inspection for uniform coating, color consistency, and logo clarity
👉 Precision parts can be controlled up to ±0.01 mm when required.
Quality Assurance
We build customer confidence with certified processes.
- ISO 9001 Certified – Standardized procedures across all production stages
- QC Documentation – Each order comes with full inspection reports upon request
- Continuous Improvement – Regular audits, equipment calibration, and staff training
👉 SHIJIE doesn’t just deliver enclosures — we deliver confidence.
