Sheet Metal Cover

Fuzhou Jiahexing Company ensures industry-leading performance in sheet metal cover products through systematic technical parameter management and strict quality control systems in the following aspects: - Materials Science: Establishing a complete material database to achieve optimal material selection - Process Control: Digital management of key process parameters, CPK ≥1.67 - Quality Assurance: Implementing full-process inspection, defect rate ≤0.1% - Technological Innovation: Annual R&D investment ≥5%, continuously optimizing process solutions We recommend customers select the most suitable product solutions based on specific application scenarios by referring to the above technical parameter tables. Our engineering team can provide professional technical consultation and customized services.

Category：

Sheet Metal Services

Product Description

1. Comparison of Material Engineering Properties

Material Properties	Cold Rolled Steel Plate (SPCC)	Stainless Steel (SUS304)	Aluminum Alloy (5052-H32)
Thickness Tolerance	±0.05mm	±0.08mm	±0.10mm
Surface Roughness	Ra0.8-1.6μm	Ra0.4-1.2μm	Ra0.8-2.0μm
Yield Strength	180-220MPa	≥205MPa	≥140MPa
Thermal Conductivity	50W/(m·K)	16W/(m·K)	138W/(m·K)
Typical Applications	Electrical Enclosures	Medical Equipment	Lightweight Structures

2. Comparison Table of Processing Parameters

Process Parameters	Laser Cutting	CNC Bending	Precision Stamping
Processing Accuracy	±0.05mm	±0.1mm	±0.08mm
Maximum Thickness	Carbon Steel 12mm	Stainless Steel 8mm	3mm
Surface Quality	Ra1.6-3.2μm	Ra3.2-6.3μm	Ra1.6-3.2μm
Processing Speed	10m/min	15 times/min	60 times/min
Equipment Power	6kW	300t	250t

3. Surface Treatment Technical Parameters

Treatment Process	Technical Indicators	Performance Parameters	Applicable Materials
Electro-galvanizing	Coating Thickness 5-15μm	Salt Spray Test 48-96h	Cold Rolled Steel Plate
Powder Coating	Film Thickness 60-120μm	Adhesion Grade 0	All Metals
Anodizing	Film Thickness 10-25μm	Hardness 300-500HV	Aluminum Alloy
Electropolishing	Surface Roughness Ra≤0.4μm	Corrosion Resistance Improved by 50%	Stainless Steel

4. Quality Inspection Standard System

Inspection Items	Inspection Equipment	Inspection Standards	Acceptance Criteria
Dimension Inspection	Coordinate Measuring Machine	ISO 2768-mK	±0.1mm
Coating Thickness	Eddy Current Thickness Gauge	ASTM B499	±5μm
Salt Spray Test	Salt Spray Test Chamber	ASTM B117	≥500h
Mechanical Properties	Universal Testing Machine	ASTM E8/E8M	Conforms to Drawings

5. Typical Product Technical Parameters

Product Type	Structural Features	Performance Indicators	Special Processes
Battery Box Cover	Integrated Heat Dissipation Structure	Protection Level IP67	Insulation Coating
Medical Protective Shield	Lead Plate Sandwich Design	2mm Pb Equivalent	Antibacterial Treatment
Robot Shell	Quick Release Structure	Opening and Closing Life ≥ 50,000 times	Oil Stain Resistant Treatment
Control Cabinet Door	Electromagnetic Shielding Design	30-1000MHz ≥ 60dB	Double sealing strip

6. Production Management System

Technical Field	Traditional Solution	Jiahexing Innovative Solution	Performance Improvement
Lightweight Design	Pure Thinning	Topology Optimization + Hollow Structure	30% Weight Reduction
Surface Treatment	Chromate Passivation	Chromium-free Passivation Technology	Environmental Protection Improvement
Intelligent Integration	None	Embedded Sensors	Real-time Monitoring
Rapid Prototyping	Mold Development	3D Printing Verification	70% Cycle Reduction

Fuzhou Jiahexing Company ensures that sheet metal cover products maintain industry-leading status in the following aspects through systematic technical parameter management and strict quality control system:

Materials Science : Establish a complete material database to achieve optimal material selection
Process Control : Digital management of key process parameters, CPK≥1.67
Quality Assurance : Implement full-process inspection, defective rate ≤0.1%
Technological Innovation : Annual R&D investment ≥5%, continuously optimize process solutions

We recommend customers select the most suitable product solution based on specific application scenarios by referring to the above technical parameter table. Our engineering team can provide professional technical consultation and customized services.

Sheet Metal Enclosure

Sheet Metal Bracket

Sheet Metal Enclosure

Sheet Metal Bracket

Fuzhou Jiahexing Machinery Co., Ltd.

Tel:+86-18350057156

Email:sam@fzjhx.com

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