• No. 99 Yilan Rd., Xiamen , CN.

Military-Grade Component Fabrication with Certified Precision

At Openex, we deliver mission-critical components engineered for performance in combat and extreme environments. With decades of experience in fabricating heavy-duty, high-precision military parts, we serve defense contractors, system integrators, and naval forces worldwide.

From armored vehicle hulls and recoil system bases to missile mounts and structural frames, our capabilities cover large-format machining, certified welding, and tight-tolerance assembly. Every part is built to meet defense standards and withstand operational demands under fire.

  • Component sizes up to 50 meters and 250 tons
  • Certified welding for armor and pressure-rated joints (ISO, ASME, CE, AWS)
  • Material traceability, MTRs, and third-party QA documentation
  • Armor-grade steels: MIL-DTL-46100, MIL-A-12560, and more
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Custom Fabrication of Heavy Machined Components for Military Applications

Mission-Ready Manufacturing for Defense-Grade Components

Openex provides precision fabrication and heavy machining services for critical military components. With over two decades of experience in high-strength steel processing and ultra-large-format part machining, we serve defense contractors and system integrators requiring structural, mechanical, and armor-grade assemblies.

From ground combat vehicle components to naval structural assemblies and launch support equipment, we deliver tight-tolerance, certified metal components capable of withstanding extreme environments and operational loads.

Defense Components We Manufacture

  • Chassis parts and hull segments for military vehicles
  • Bases, bearing housings, and recoil assemblies
  • Mounts machined from hardened steel
  • Frames, base plates, and skids
  • Heavy-duty fixtures, braces, and mobility support structures

Fabrication & Machining Capabilities

  • Machining: Up to 50 m × 8 m × 7 m work envelope, handling weights up to 250 tons
  • Welding: Certified MIG, TIG, and SAW welding for structural, armor, and pressure-rated joints
  • Cutting: Laser, plasma, waterjet, and oxy-fuel cutting up to 500 mm thick
  • Bending/Forming: 3,000-ton presses with 15 m bending length and 100 mm thickness capacity
  • Inspection: CMM, laser tracker, UT, MT, PT, and full dimensional reporting
  • Surface Treatment: Blasting, MIL-spec paint, anti-corrosion coatings, powder coating

Commonly Used Materials

  • Armor-grade steel (MIL-A-12560, MIL-DTL-46100)
  • Carbon steel (A572 Gr. 50, Q345B, A36)
  • High-strength alloy steels (4340, 8620)
  • Stainless steels (304, 316L, 17-4PH)
  • Aluminum alloys (5083, 6061, 7075)

Certifications & Quality Control

  • Certifications: ISO 9001, ASME, CE, API
  • QA Processes: Third-party witnessed testing, documentation packages
  • Traceability: Full MTRs, heat treatment records, weld maps, and process logs

Why Openex for Military Fabrication?

  • Extensive experience in defense-grade machining and fabrication
  • Integrated production flow: From plate cutting to final inspection under one roof
  • Proven track record: Delivered structural assemblies and support systems for land, sea, and missile platforms
  • Confidentiality assured: ITAR-ready processes and secure data handling

Request a Defense Component Quote

Contact Openex to discuss your military fabrication requirements. We manufacture high-precision structural components engineered for combat performance.

📧 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.