• No. 99 Yilan Rd., Xiamen , CN.

Custom Metal Enclosure

  • Materials:
    Stainless steel, carbon steel, aluminum, galvanized sheet, coated sheet.

  • Fabrication:
    Cutting, forming, welding, machining, powder coating, and assembly.

  • Size Range: Compact enclosures to multi-panel cabinets and large frames
    up to 60 ton (customizable)

  • Need metal enclosures or cabinets? Openex offers full-service fabrication from design to delivery. Aluminum, stainless steel, and more. Contact us now for a free quote!

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Custom Metal Enclosure Fabrication

End-to-End Manufacturing of Industrial Enclosures, Cabinets, and Covers

Openex has decades of experience fabricating custom metal enclosures, machine covers, electrical cabinets, chassis, and protective housings for OEMs, integrators, and equipment manufacturers. From precision-milled aluminum boxes to fully welded powder-coated cabinets, we offer complete manufacturing — including cutting, forming, welding, coating, assembly, and testing.

Whether you're producing industrial fuel tanks, battery enclosures, control panels, or structural frames, we support your project with high-volume or prototype solutions. We adhere closely to customer designs and provide value-engineered enhancements to reduce cost and improve manufacturability.

Enclosure Types & Capabilities

  • Machine covers, sheet metal enclosures, and modular panels
  • Custom control boxes, NEMA-rated electrical enclosures, and sealed housings
  • Welded cabinets, storage units, industrial racks, and server frames
  • Chassis for automotive and electronic components
  • Steel fuel tanks and protective structural boxes

Manufacturing Services

  • Cutting: Laser, waterjet, turret punch, plasma, and flame
  • Bending & Forming: 3,000-ton CNC press brakes, 15 m length capacity
  • Welding: MIG, TIG, spot, and robotic welding with cosmetic finishing
  • Machining: Hardware openings, tapped holes, ventilation slots, hinge cutouts
  • Surface Treatment: Powder coating, painting, pre-priming, galvanizing, polishing
  • Assembly: Gaskets, locks, hinges, fasteners, electrical standoffs, and mounting features

Materials We Fabricate

  • Cold rolled and hot rolled steel (CRS, HRPO)
  • Galvanized, Galvalume, Galvanneal, Aluminized steel
  • Stainless steel (304, 316L, 201, polished or brushed)
  • Aluminum (5052, 6061, pre-painted or pre-anodized)
  • Nickel alloys, copper, and other specialty metals

Why Choose Openex?

  • Full-process expertise: Sheet metal through final assembly under one roof
  • Precision engineering: Tight tolerances, dimensional repeatability, full QA inspection
  • Design optimization: We help reduce project cost through early DFM review
  • Flexible delivery: We supply parts, welded frames, powder-coated enclosures, or fully assembled modules

Get in Touch

Looking for a reliable partner to fabricate your custom metal enclosures, cabinets, or fuel tanks? Contact Openex for expert support from design to delivery.

📧 Email: [email protected]
📞 Phone: +86 186 5928 0806

Our Full-Service Metal Fabrication: metal cutting and sheering, metal forming, bending, and rolling, welding, CNC machining, sheet metal assembly, and quality inspection

Machining Services: Multi-Axis Machining, 5-Axis Machining, CNC Milling | Vertical and Horizontal, CNC Turning | Vertical and Horizontal, CNC Engineering, CMM Inspection

Material Types: castings, forgings, fabricated weldments, billets, bar stock, and plate

Metal Materials we worked: Stainless steel, Carbon Steel, aluminum, brass, bronze, chromium, copper, Monel, nickel, titanium, zinc, and many other superalloys.

Certifications: ISO 9001, CE EN 1090-1, ISO 3834, ABS, AWS, API, ASME, DNV.GL.

Industries Served: Mining, Construction, Oil & Gas, Power Generation, Marine, Automotive, Renewable Energy, Pulp & Paper, Bridge, Aerospace, Defense, Printing and Dyeing, Machinery, etc.