Aerospace

Aerospace & Defense

Precision Aerospace & Defense Manufacturing: Custom Metal Bellows & Precision Assemblies

Introducing your new AS9100 and NADCAP-certified manufacturing partner for custom metal bellows, welded assemblies, thin-wall tubing, and precision aerospace components built for mission-critical applications.

Request a quote for your aerospace application today.

Aerospace-Grade Metal Bellows & Assemblies

At Alloy Precision Technologies, we have pioneered the design and manufacturing of custom aerospace-grade metal bellows, precision welded assemblies, and thin-wall tubing components engineered for high-performance aerospace and defense applications. Our precision metal bellows and custom assemblies are designed to perform in demanding environments where pressure containment, thermal expansion management, vibration isolation, and fluid system integrity are critical.

We support a variety of applications, including:

Fuel delivery and propulsion systems
Environmental Control Systems (ECS)
Exhaust and nozzle systems
Pressure regulator and vacuum control systems
Thermal expansion assemblies
Vibration isolation components
Fluid transfer systems
Sensor and instrumentation assemblies
Defense-grade pressure containment systems
Mission-critical OEM assemblies

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Why Aerospace Engineers Choose Alloy Precision Technologies

Alloy Precision is uniquely positioned for the challenges that working in aerospace and defense bring. Aerospace engineers and procurement teams choose us because we build precision, responsiveness, and compliance into every project. Our in-house engineering and manufacturing teams partner with our customers to support them with in-house engineering collaboration during initial design reviews and don’t shy away from technical, application-specific, custom solutions.

We work alongside you to develop custom bellows assemblies and precision aerospace components built to exact design specifications, tight tolerances, and application-specific performance requirements. Our rigorous documentation and traceability systems are in place to support fast prototype-to-production scalability for products with even the most unique special-process controls.

Have drawings or tolerance requirements? Let’s discuss your project needs.

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Common Aerospace Applications

Our precision metal bellows and welded assemblies are engineered to support critical aerospace and defense applications, including but not limited to:

Expansion joints
High pressure, temperature ducting
Pressure regulators
Control valves
Aneroid valves
Fluid transfer connections
Hermetic seals
Sensors and instrumentation assemblies
Custom tubing, liners

Materials, Tolerances & Capabilities

We specialize in manufacturing components using aerospace-approved materials, including stainless steel alloys, high-nickel super alloys such as Hastelloy and Inconel, titanium, and other specialty aerospace metals.

Our full-service machining and welding capabilities are driven by modern, IIOT-compliant equipment and a team of experienced, knowledgeable machinists. Housing all mission-critical fabrication methods in-house allows us to bring your custom prototype to life faster and more efficiently.

Explore our full Precision Manufacturing Capabilities.

NADCAP-Certified Aerospace Welding

Our Nadcap Level II-certified welding processes support aerospace and defense customers requiring the highest levels of quality assurance and special-process control. Key competencies include:

Precision TIG (GTAW), plasma (PAW) and laser (LBW) welding
Ultra-thin-wall tubing fabrication
Semi and fully-automatic welding stations, including orbital welding
Hermetic welding
Expertise in welding thin and dissimilar metals
ASME Section IX and AWS D17.1 compliant
AWS Certified Welding Inspector on staff
Certified Nondestructive Testing (NDT) Level I, II and III

Testing & Validation

Every aerospace component we manufacture undergoes rigorous testing and validation to ensure high performance in demanding environments. Our in-house testing capabilities include:

Dimensional inspection using optical laser technology
Helium leak testing (1×10^-9)
Pressure validation and altitude testing
Spring rate and cycle life testing to fatigue
Nadcap certified nondestructive testing (Levels I, II and III)
Weld integrity verification (x-ray film and computer radiography)
Fluorescent Penetrant Inspection (FPI)
Metallographic testing
Customer-specific validation protocols

Read more about how our quality assurance ensures durability for our Bellows Applications in Aerospace Systems.

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Certifications & Quality

At APT, we understand that the reliability of every aircraft hinges on the quality of individual components. Our custom Quality Assurance and compliance protocols are foundational to every aerospace and defense project we support. A few of our standards include: