During a critical military aviation upgrade, engineers faced airframe skins buckling under extreme stress in corrosive jet exhaust, risking mission failure. The solution emerged with Titanium Grade 4 Foil UNS R50700 ASTM B265 from Aurico Alloys LLP, the strongest CP grade delivering 640 MPa tensile strength and oxidation resistance up to 600°F, restoring aircraft integrity .
Table of Contents:
Titanium Grade 4 foil (UNS R50700, ASTM B265) represents the pinnacle of commercially pure titanium, boasting the highest strength among CP grades due to elevated oxygen (up to 0.40%), with yield strength 530 MPa outperforming Grade 2 by 50%+ while maintaining ductility ≥15% . Thin gauge foils from 0.05mm to 1mm excel in high-stress aerospace airframe skins and hydraulic tubing, where lesser grades deform .
Aurico Alloys LLP, Titanium Grade 4 foil supplier in Mumbai, provides affordable, authentic stock as trusted supplier, stockist, and exporter of Titanium Grade 4 UNS R50700 ASTM B265 to chemical, oil & gas, marine, pharma, power industries, and hardware stores worldwide . Certified to EN 10204/3.1 and ASTM F67 for medical uses, these foils support biocompatible surgical implants and desalination condensers .
Superior to alloys like Grade 5 in ductility and cost for non-heat-treated apps, Grade 4 offers optimal weight-to-strength ratio for aircraft structural ducting and firewalls, resisting aggressive oxidizing acids in chemical processing . Custom options ensure precision for OEMs and fabricators .
Specification Overview
| Supplier & Stockist | Aurico Alloys LLP - Titanium Grade 4 foil supplier in Mumbai |
|---|---|
| Grade | Titanium Grade 4 (UNS R50700, ASTM B265) |
| Standards | ASTM B265 / SB265, ASTM F67, AMS 4901, EN 10204/3.1 |
| Thickness Range | 0.05mm – 1mm (foil/shim) |
| Width/Length | Custom rolls, cut-to-size up to 3000mm |
| Finish | Annealed, pickled, polished for aerospace/medical |
| Delivery | UNS R50700 foil price per kg in Mumbai, exporter India-abroad |
| Price | INR 2,000 – 7,500 per kg. Indicative USD 24 – 88 per kg; quoted against grade, form, size and quantity. |
Equivalent Grades & Standards
| Property | Value |
|---|---|
| UNS number | R50700 |
| Density | 4.51 g/cm3 |
| Melting range | 1650 °C |
| Modulus of elasticity | 15 × 10⁶ psi |
| Beta transus | 1635-1735 °F (ATI range for grades 1-4 7 11 12 and 16-18 (± 25 °F)) |
| Thermal conductivity | 13-10 Btu/ft·h·°F (ATI range for grades 1-4 7 11 12 and 16-18) |
| Coefficient of expansion (32-600 °F) | 5.1 µin/in·°F |
Identifiers and physical constants for Titanium Grade 4. A dash means no such designation is published for this grade.
Stock & Product Availability
High tensile strength CP Grade 4 Titanium foil for military aviation components, ASTM B265 UNS R50700 foil exporter for hydraulic tubing and aerospace honeycomb structures stocked by Aurico Alloys LLP . Titanium Grade 4 foil for jet engine parts requiring high strength and oxidation resistance available for global marine energy markets .
Chemical Composition
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | — | 0.08 |
| Oxygen (O) | — | 0.40 |
| Nitrogen (N) | — | 0.05 |
| Hydrogen (H) | — | 0.015 (product analysis - ingot analysis for all other elements) |
| Iron (Fe) | — | 0.50 |
| Other elements (each) | — | 0.1 |
| Other elements (total) | — | 0.4 |
| Titanium (Ti) | — | Balance (determined by difference) |
Composition limits for Titanium Grade 4. These are specification limits for the grade, not measured values for a lot; the mill test certificate supplied with your order states the actual analysis.
Mechanical & Physical Properties
| Property | Typical Value |
|---|---|
| Tensile Strength (MPa) | ≥550 (80 ksi min) |
| Yield Strength 0.2% (MPa) | ≥480 |
| Elongation (%) | ≥15 |
| Max Service Temp (°C) | Up to 315 (oxidation to 600°F) |
Titanium Grade 4 vs Grade 5 foil comparison reveals Grade 4's superior ductility (15% vs 10%) and lower cost with comparable stiffness-to-weight at 40 points axial strength .
Applications & Benefits
- Aerospace: High-stress aerospace airframe skins, UNS R50700 foil price per kg Mumbai for aircraft structural ducting and firewalls
- Chemical: UNS R50700 foil for chemical processing equipment handling aggressive oxidizing acids, Titanium Grade 4 foil for desalination plant condensers
- Marine: Corrosion resistant CP4 Titanium foil for industrial waste disposal and heat exchangers, custom subsea instrumentation
- Pharma/Medical: Medical grade Titanium Grade 4 foil for biocompatible surgical implants, ASTM F67 Titanium Grade 4 foil stockist Mumbai dental orthopedic
- Power: High-pressure evaporators
- Precision: Thin gauge Titanium Grade 4 foil 0.05mm to 1mm for precision electronic sensors, verified Titanium Grade 4 stockholders Maharashtra
FAQ & Search Trends
Global Export Destinations
We ship worldwide from Mumbai. See every destination we export to on our export markets page.
Domestic Supply Network
We deliver across India from our Mumbai stockyard. See every city we supply on our supply locations page.
Conclusion
Aurico Alloys LLP Titanium Grade 4 UNS R50700 ASTM B265 foil equips engineers and procurement teams with the strongest CP option for demanding aerospace, chemical, marine, pharma, power, and medical uses, surpassing common grades in strength-ductility balance. As verified supplier and stockist, they ensure best quality for hardware stores globally. Is Titanium Grade 4 foil the upgrade your projects need?