ZYTC Alloy is a professional Chinese manufacturer and global supplier of aerospace‑grade heat‑resistant and corrosion‑resistant special steels. We supply premium AMS 5732 Alloy A‑286 bars, including round bar, flat bar, hex bar, square bar, forging stock and semi‑finished blanks. Our A‑286 bar products comply with SAE AMS 5732 specification, which covers bars, wire, forgings, mechanical tubing and flash‑welded rings up to 5.00 inches (127 mm) in nominal dimension, as well as forging stock of any size. We also support full compliance with related standards such as AMS 5731, AMS 5737, ASTM A453, ASTM A638 for global aerospace, power and industrial projects. |  |
Alloy A‑286 is an iron‑nickel‑chromium precipitation‑hardening superalloy engineered for high‑strength service at continuous operating temperatures up to 1300 °F (704 °C). It delivers excellent corrosion resistance, outstanding notch ductility and superior notch‑rupture strength compared with many competing high‑temperature commercial alloys. Its mechanical performance can be stably reproduced through standardized solution treatment followed by age hardening, ensuring consistent maximum strength across mass‑production batches. Two typical solution treatment routes are widely adopted: 1800 °F (980 °C) solution treatment delivers optimal creep‑rupture strength after aging; while 1650 °F (900 °C) solution treatment achieves improved ductility and room‑temperature strength.
Chemical Composition (wt%, per AMS 5732 / UNS S66286)| Element | Min | Max |
|---|
| Carbon (C) | — | 0.08 | | Manganese (Mn) | — | 2.00 | | Silicon (Si) | — | 1.00 | | Phosphorus (P) | — | 0.025 | | Sulfur (S) | — | 0.025 | | Chromium (Cr) | 13.50 | 16.00 | | Nickel (Ni) | 24.00 | 27.00 | | Molybdenum (Mo) | 1.00 | 1.50 | | Titanium (Ti) | 1.90 | 2.35 | | Aluminum (Al) | — | 0.35 | | Vanadium (V) | 0.10 | 0.50 | | Boron (B) | 0.003 | 0.010 | | Iron (Fe) | Balance | Balance |
Typical Physical Properties (Room Temperature)| Property | Value |
|---|
| Density | 7.93 g/cm³ | | Melting Range | 1290 °C‑1350 °C (2354 °F‑2462 °F) | | Modulus of Elasticity | 148 GPa | | Thermal Conductivity | 14.7 W/(m·K) | | Coefficient of Thermal Expansion | 16.0 × 10⁻⁶ /°C | | Electrical Resistivity | 910 nΩ·m |
Mechanical Properties (AMS 5732 – 1800°F Solution Treated & Aged)In the solution heat treated condition per AMS 5732, A286 achieves a minimum tensile strength of 130 ksi (896 MPa) and a minimum yield strength of 85 ksi (586 MPa). | Property | Metric | Imperial |
|---|
| Tensile Strength (min.) | 896 MPa | 130 ksi | | Yield Strength (0.2% offset, min.) | 586 MPa | 85 ksi | | Elongation (min.) | 15% | 15% | | Reduction of Area (min.) | 20% | 20% | | Hardness (Brinell) | 248 – 341 HB | 248 – 341 HB |
Room Temperature Strength (Typical – Aged): | Property | Metric | Imperial |
|---|
| Tensile Strength | 965 – 1035 MPa | 140 – 150 ksi | | Yield Strength (0.2% offset) | 690 – 760 MPa | 100 – 110 ksi | | Elongation | 15 – 20% | 15 – 20% |
High-Temperature Tensile Strength (Typical – Aged): | Temperature | Tensile Strength | Yield Strength |
|---|
| 540°C (1000°F) | 860 MPa (125 ksi) | 620 MPa (90 ksi) | | 650°C (1200°F) | 720 MPa (104 ksi) | 550 MPa (80 ksi) | | 704°C (1300°F) | 550 MPa (80 ksi) | 450 MPa (65 ksi) |
Creep-Rupture Strength (Typical – Aged): | Temperature | 100-Hour Rupture | 1000-Hour Rupture |
|---|
| 650°C (1200°F) | 550 MPa (80 ksi) | 450 MPa (65 ksi) | | 704°C (1300°F) | 340 MPa (49 ksi) | 240 MPa (35 ksi) | | 760°C (1400°F) | 170 MPa (25 ksi) | 100 MPa (15 ksi) |
Heat TreatmentA286 bar can be solution treated at the temperatures detailed below, rapid cooled, and then age hardened at 1325°F (718°C) for 16 hours with air cooling. AMS 5732 – 1800°F Solution Treated & Aged: | Step | Temperature | Time | Cooling |
|---|
| Solution Treatment | 1800°F ± 25 (982°C ± 14) | 1 hour | Water or oil quench | | Precipitation Hardening | 1300 – 1400°F (704 – 760°C) | ≥ 16 hours | Air cool |
Key Heat Treatment Notes: 1800°F (980°C) solution treatment produces the highest creep-rupture strength in age-hardened material 1650°F (900°C) solution treatment (AMS 5737) results in improved ductility and room temperature strength Hardness (Solution Treated): ≥ 201 HB (AMS) Hardness (Aged): 248 – 341 HB
Available Product FormsZYTC Alloy supplies Alloy A‑286 in diversified product forms: sheet, strip, plate, round bar, flat bar, square bar, hexagon bar, forging stock, wire and welding wire. Custom sizes, surface finishes and heat‑treatment conditions are acceptable upon customer technical drawings. Main ApplicationsAlloy A‑286 bar is widely deployed across aerospace, power generation, oil & gas and high‑end industrial markets. In aerospace and gas turbine industries, it is used for turbine components, compressor parts, afterburner assemblies, high‑temperature fasteners, bolts, nuts and critical engine structural parts. It also serves for industrial gas‑turbine hardware, automotive turbocharger components, high‑temperature valve parts, spring elements, HPHT oil‑gas downhole components, and cryogenic equipment parts. |  |
Why Choose ZYTC Alloy for AMS 5732 A286 Bar?ZYTC Alloy is a leading AS9120B and ISO 9001 certified stainless steel supplier and manufacturer based in China, with decades of industry experience serving global aerospace, defense, power generation, and oil & gas clients. Our Advantages: ✅ AS9120B & ISO 9001 certified – rigorous quality management ✅ AMS 5732, AMS 5731, AMS 5737, and ASTM A453/A638 compliant materials ✅ Full material traceability from melt to delivery ✅ EN 10204 3.1 / 3.2 inspection certificates available ✅ Multiple product forms: round bar, flat bar, square bar, hexagon bar, forgings, wire, tubing ✅ Multiple heat treatment conditions: solution treated (AMS 5731/5734), solution treated & aged (AMS 5732/5737), cold reduced (AMS 5726/5853) ✅ Competitive factory pricing with no intermediaries ✅ Fast global delivery from ex-stock inventory ✅ Custom cutting and processing services ✅ Technical support from experienced metallurgists
If you need AMS 5732 Alloy A‑286 bar with material test reports, custom processing solutions, please reach out to ZYTC Alloy for detailed quotation and technical support. 📧 Email: daisy@zytcsteel.com
📲 WhatsApp: +86 17335753350 |
