Specialty Products / Superalloys & Metals / Specialty Stainless Steels / RA 253 MA®
RA 253 MA®
RA 253 MA® is a heat-resistant austenitic stainless steel designed for cyclic oxidation and practical elevated-temperature strength. It is often selected when standard heat-resistant stainless grades are not enough but a full nickel alloy is not necessary. EQI supplies 253 MA for furnace and thermal process equipment.
253 MA® is a trademark owned by Outokumpu OY.
- UNS S30815
- Heat-resistant austenitic stainless steel
- Also known as: 253 MA
Request a Quote for RA 253 MA®
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
- Strong oxidation resistance in cyclic service
- Useful creep strength for elevated temperature hardware
- Good resistance to sulfidation and metal dusting in many environments
- Good fabrication and weldability
- Cost-effective heat-resistant stainless option
Composition
Applications
Common industries and end-use applications include Chemical Processing, Power Generation, and Thermal Processing & Heat Treating.
- Furnace components and retorts
- Burners and combustion hardware
- Heat-treatment baskets and trays
- Petrochemical ducting and internals
- Flue and thermal processing systems
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