AMS 4928 Titanium block
standard: AMS4928
material: grade 5
tensile strength:997Mpa
Yield strength:904Mpa
Product Introduction
Gr5 titanium alloy (Ti-6Al-4V) is one of the most widely used α-β titanium alloys, known for its high strength, excellent corrosion resistance, and outstanding performance in extreme environments.
It maintains excellent mechanical properties even at ultra-low temperatures (down to -250°C), making it ideal for aerospace and cryogenic applications.
Product Overview
Material: Titanium Alloy Grade 5 (Ti-6Al-4V)
Standards: AMS 4928, AMS 6931 (Aerospace grade)
Condition: Annealed (M)
Origin: Baoji, China (Titanium Valley)
Inspection: 100% Ultrasonic Testing (UT)
Dimensions
Forged Block Thickness: ≥ 20 mm
Custom Size: Length and width available per requirements
Rod/Bar Range:
Diameter: Φ6 mm – 300 mm
Length: ≤ 4000 mm
Chemical Composition (Typical)
Element | Ti | Al | V | Fe | O | C | N | H |
Content (%) | Balance (~90%) | 5.5 – 6.75 | 3.5 – 4.5 | ≤ 0.30 | ≤ 0.20 | ≤ 0.10 | ≤ 0.05 | ≤ 0.0125 |
Mechanical Properties
Property | Value |
Tensile Strength | ≥ 997 MPa |
Yield Strength | ≥ 904 MPa |
Elongation (A50) | ≥ 10% |
Hardness | ~36 HRC |
Manufacturing Process
1. Raw Material
High-purity Grade 0 titanium sponge
2. Melting
3-ton Vacuum Arc Remelting (VAR) furnace
Features:
Uniform chemical composition
Low inclusion and segregation
Fine, dense crystal structure
3. Forging
3500T / 2000T hydraulic presses
Multi-directional forging (upsetting & drawing) to:
Refine grain structure
Improve mechanical properties
Meet aerospace standards
Key Advantages
Excellent strength-to-weight ratio
Outstanding low-temperature toughness (down to -250°C)
High fatigue and impact resistance
Superior corrosion resistance
Good machinability and weldability
Reliable structural stability under vibration and pressure
Applications
Gr5 titanium forged blocks are widely used in aerospace and high-end engineering fields, including:
Rocket engine casings
Missile structures
Spacecraft structural components
Pressure vessels and fuel tanks
Satellite housings
Landing gear systems
Propulsion systems
Cryogenic equipment
Quality & Packaging
Non-destructive testing: Ultrasonic flaw detection
Surface condition: Machined or forged as required
Packaging: Export-standard wooden cases
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