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 303 (UNS S30300/1.4305) Type 321 (UNS S32100/1.4541) Type 301L (UNS S30103/1.4319)