Home / Metals / Stainless Steel / Type 440A (UNS S44002/1.4109)Type 440A (UNS S44002/1.4109) Get A Free Quote Now! Description Description Equivalent Materials to Stainless steel UNS S31603 as a PDF file Download as a PDF file Get A Free Quote Now! Your Name (required) Your Email (required) Subject Your Message Related products Type 309 (UNS S30900/1.4828) Type 304 (UNS S30400/1.4301) Type 316S