AISI 304L / EN 1.4307 / UNS S30403 / AUSTENITIC
Description
Austenitic stainless steel in 1.4307 (also known as UNS S30403 or AISI 304L) is a low-carbon variant of the popular stainless steel 304. This material is characterized by excellent corrosion resistance, ductility, and weldability, making it ideal for a wide range of industrial and commercial applications. Its low carbon content minimizes the precipitation of carbides during welding, ensuring greater durability and resistance in demanding environments.
Thanks to its excellent performance in thermal processes, the use of EN 1.4307 is highly sought after in storage tanks and heat exchangers. As specialized suppliers, we ensure a certified supply with full technical traceability.
Applications in the real world
- Equipment for the food and beverage industry
- Architectural and decorative components
- Kitchen utensils and sinks
- Heat exchangers
- Storage tanks for chemicals
- Tubes and plumbing systems
- Pharmaceutical and medical industry

Useful links for MATERIAL
- ASTM A240 Standard for UNS S30403
- MatWeb Property Data for EN 1.4307
- AZoM Stainless Steel – Grade 304L/1.4307 Guide
You can also find the complete list of similar materials on the main page of Austenitic.