ASTM B348 Alloy Steel Pipe Code Gr1 Hot Rolled Titanium Round Bar Titanium Alloy Bar For Industrial
Introduction
ASTM B348 Alloy Steel Pipe Code Gr1 Hot Rolled Titanium Round Bar is a high-quality titanium alloy bar specifically designed for industrial applications. This article presents detailed information about the material, specification, key features, chemical composition, mechanical properties, steel grade, application, as well as possible alternative grades.
Material and Specification
- Material: Titanium alloy (Gr1)
- Specification: ASTM B348
- Type: Hot Rolled Titanium Round Bar
- Diameter Range: 6mm to 300mm
- Length: Customizable based on requirements
Key Features
- Corrosion Resistance: The titanium alloy bar offers excellent resistance to corrosion, making it suitable for applications in various environments.
- High Strength-to-Weight Ratio: With a density of only 4.51 g/cm³, titanium alloy provides exceptional strength while being lightweight.
- Heat Resistance: The material exhibits good heat resistance, ensuring its stability even at elevated temperatures.
- Biocompatibility: Titanium alloy is biocompatible and widely used in medical devices, implants, and surgical instruments.
- Low Thermal Expansion: The low coefficient of thermal expansion of titanium alloy contributes to its dimensional stability.
Chemical Composition
| Element | Composition (%) |
| Titanium | 99.5 min |
| Iron | 0.20 max |
| Carbon | 0.08 max |
| Nitrogen | 0.03 max |
| Hydrogen | 0.015 max |
| Oxygen | 0.18 max |
Mechanical Properties
| Property | Value |
| Tensile Strength | 240 MPa min |
| Yield Strength | 170 MPa min |
| Elongation | 25% min |
| Reduction of Area | 35% min |
| Hardness (Rockwell C) | 36 max |
Steel Grade
The steel grade for this titanium alloy bar is Gr1, which denotes the first grade of the material according to the ASTM B348 specification.
Application
The ASTM B348 Alloy Steel Pipe Code Gr1 Hot Rolled Titanium Round Bar finds application in various industries, including:
- Aerospace: Aircraft components, engine parts, airframes
- Chemical Processing: Heat exchangers, reaction vessels, valves
- Marine: Shipbuilding, offshore structures
- Medical: Surgical implants, prosthetic devices, dental implants
- Oil and Gas: Drill collars, valves, wellhead equipment
- Automotive: Exhaust systems, suspension components
Possible Alternative Grades
Some possible alternative grades of titanium alloy bar include:
- Gr2: Similar to Gr1, but with slightly higher strength and reduced formability.
- Gr5 (Ti-6Al-4V): Alloyed with aluminum and vanadium, offering high strength, heat resistance, and weldability.
- Gr7: Enhanced corrosion resistance, particularly in reducing and mildly oxidizing environments.
- Gr12: Combines good mechanical properties with excellent corrosion resistance.
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