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 305 (UNS S30500/1.4303) Type 316 (UNS S31600/1.4401)