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 302 (UNS S30200/1.4319) Type 305 (UNS S30500/1.4303) Type 347 (UNS S34700/1.4550)