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 304J1 Type 317L (UNS S31703/1.4438) Type 309 (UNS S30900/1.4828)