Home / Metals / Stainless Steel / Type 440F (UNSS44020/Y11Cr17) Type 440F (UNSS44020/Y11Cr17) 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 317L (UNS S31703/1.4438) Type 316L (UNS S31603/1.4404) Type 303Se (UNS S30323/JIS SUS303Se)