Specialty Products / Superalloys & Metals / Specialty Stainless Steels / 15-5 PH
15-5 PH
15-5 PH is a martensitic precipitation-hardening stainless steel designed for high strength with better toughness and consistency than 17-4 PH. It is widely used in aerospace and high-reliability engineering hardware. EQI supplies 15-5 PH for demanding load-bearing parts and machined components.
- UNS S15500
- Improved-toughness precipitation-hardening stainless
- Also known as: 15-5
Request a Quote for 15-5 PH
To get started, request a quote using the form below and we will get back to you. Please note that the quantity needed to quote or supply a specific alloy grade is typically 500-1,000 lbs, depending on the material.
Key Properties
- High strength after aging
- Better toughness and cleaner structure than 17-4 PH
- Good corrosion resistance for a high-strength stainless
- Strong fit for aerospace hardware
- Available in multiple aging conditions
Composition
Applications
Common industries and end-use applications include Food & Beverage Processing, Industrial Equipment & Machinery, and Medical & Life Sciences.
- Aircraft structural components
- Valves, shafts, and gears
- Fasteners and fittings
- Power-generation hardware
- High-strength machined components
Request a Quote
Whether you're sourcing raw material or need a manufactured component produced from a specialty alloy, the EQI team can help.
Why Choose EQI
Your Single Source for Specialty Alloys and Precision Manufacturing
EQI combines specialty alloy sourcing with manufacturing expertise, allowing customers to move from raw material supply to finished components through a single partner.
Our team supports OEMs and manufacturers by sourcing difficult-to-procure alloys and producing components for demanding applications.
Key Advantages
- Global sourcing and foundry partnerships
- Expertise in high-temperature and high-performance alloys
- Precision machining and finished component manufacturing
- Reliable lead times and consistent quality
- Inventory management and just-in-time delivery programs
- Engineering support for complex alloy applications