Home / Metals / Stainless Steel / Type 630 (UNS S17400/1.4542) Type 630 (UNS S17400/1.4542) Get A Free Quote Now! Description Description Get A Free Quote Now! Your Name (required) Your Email (required) Subject Your Message Related products Type 317 (UNS S31700/1.4449) Type 301 (UNS S30100/1.4310) Type 303Se (UNS S30323/JIS SUS303Se)