AMS 4911 Titanium Alloy (Ti-6Al-4V) Bars

Aerospace Material Specification for Ti-6Al-4V (Grade 5) Titanium Alloy Bars, Forgings & Rings

Standard Overview

AMS 4911 is a critical aerospace material specification published by SAE International, specifically covering Ti-6Al-4V (Grade 5) alpha-beta titanium alloy bars, forgings, and rings for high-performance aerospace applications. As one of the most widely used aerospace titanium standards, AMS 4911 establishes precise requirements for material composition, microstructure, mechanical properties and quality control to meet the rigorous demands of commercial and military aircraft manufacturing.

AMS 4911 sets the global benchmark for aerospace-grade Ti-6Al-4V titanium, ensuring consistent performance and reliability for aircraft structural components. BOZE Metal specializes in supplying AMS 4911 compliant titanium products, supporting the aerospace industry with high-quality material solutions and full compliance documentation.

Standard Scope & Applicable Material

AMS 4911 applies exclusively to Ti-6Al-4V (Grade 5) titanium alloy, covering hot-finished and annealed bars, forgings, hand forgings, and rings intended for aerospace structural applications that require high strength-to-weight ratio and excellent fatigue resistance.

• Exclusive Alloy: Ti-6Al-4V (Grade 5) Alpha-Beta Titanium Alloy

• Product Forms: Titanium bars, billets, forgings, rings for aerospace structural parts

• Condition: Annealed or heat-treated per aerospace material requirements

Key Aerospace Specification Requirements

• Precise chemical composition control for Ti-6Al-4V alloy (6% Al, 4% V, Ti balance)

• Stringent mechanical property standards for tensile strength, yield strength and elongation

• Microstructure requirements to ensure uniform grain structure and material integrity

• 100% ultrasonic non-destructive testing to detect internal material defects

• Strict dimensional tolerances and surface quality for aerospace machining

• Full material traceability and certified test reports for aerospace compliance

Aerospace Industry Applications

• Aircraft Structural Parts: Frame components, fuselage parts, wing spars and bulkheads

• Aerospace Engine Components: Non-rotating engine parts, mounting brackets, casings

• Landing Gear Parts: High-strength structural components for aircraft landing systems

• General Aerospace Parts: Lightweight high-strength components for commercial & military aircraft

BOZE Metal Compliance & Service

All AMS 4911 compliant Ti-6Al-4V titanium products from BOZE Metal are manufactured in accordance with strict aerospace quality standards, passing comprehensive testing including chemical analysis, mechanical property verification and ultrasonic inspection. We provide full AMS compliance certificates and Material Test Reports (MTR) for every batch.

Our AMS 4911 titanium bars and forgings are ideal for precision aerospace machining via BOZO CNC-Ti, delivering high-quality raw material for critical aircraft components with consistent quality and reliable performance.

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BOZO CNC-Ti is a brand of BOZE Metal, specializing in titanium alloy CNC precision machining.