Stainless Steel Grades Bolt
| AISI Grade Equivalent | JIS Equivalent | Stainless Steel Notation | EN/DIN Numerical Equivalent |
UNS designation |
EN/DIN Symbolical Equivalent |
| AISI 303 | SUS303 | SS 303 | EN 1.4305 | UNS S30300 | X8CrNiS18-9 |
| AISI 304 | SUS304 | SS 304 | EN 1.4301 | UNS S30400 | X4CrNi18-10 |
| AISI 304L | SUS304L | SS 304L | EN 1..4307 | UNS S30403 | X2CrNi18-9 |
| AISI 304LN | SUS304 LN | SS 304 LN | EN 1.4311 | UNS S30453 | X2CrNiN18-10 |
| AISI 309 | SUS309 | SS 309 | EN 1.4828 | UNS S30900 | X15CrNi23-13 |
| AISI 309S | SUS309 S | SS 309S | EN 1.4833 | UNS S30908 | X15CrNiSi20-12 |
| AISI 310 | SUS310 | SS 310 | EN 1.4841 | UNS S31000 | X15CrNiSi25-20 |
| AISI 310S | SUS310 S | SS 310S | EN 1.4845 | UNS S31008 | X8CrNi25-21 |
| AISI 316 | SUS316 | SS 316 | EN 1.4401 | UNS S31600 | X5CrNiMo17-12-2 |
| AISI 316L | SUS316 L | SS 316 L | EN 1.4404 | UNS S31603 | X2CrNiMo17-12-2 |
| AISI 316Ti | SUS316 Ti | SS 316 Ti | EN 1.4571 | UNS S31635 | X6CrNiMoTi17-12-2 |
| AISI 317 | SUS317 | SS 317 | UNS S31700 | ||
| AISI 317L | SUS317L | SS 317L | EN 1.4438 | UNS S31703 | X2CrNiMo18-15-4 |
| AISI 321 | SUS321 | SS 321 | EN 1.4541 | UNS S32100 | X6CrNiTi18-10 |
| AISI 321H | SUS321 H | SS 321H | EN 1.4878 | UNS S32109 | X12CrNiTi18-9 |
| AISI 347 | SUS347 | SS 347 | EN 1.4550 | UNS S34700 | X6CrNiNb18-10 |
| AISI 347H | SUS347H | SS 347H | EN 1.4961 | UNS S34709 | X6CrNiNb18-12 |
| End of List For Austhentic Stainless Steel | |||||
Stainless Steel Grade Designation ( Martensitic Stainless Steel )
| AISI 409 | SUS409 | SS 409 | EN 1.4512 | UNS S40900 | X2CrTi12 |
| AISI 410 | SUS410 | SS 410 | EN 1.4006 | UNS S41000 | X 10 Cr 13 |
| AISI 410S | SUS410S | SS 410S | EN 1..4516 | UNS S41008 | X6CrNiTi12 |
| AISI 416 | SUS416 | SS 416 | EN 1.4005 | UNS S41600 | X 12 CrS 13 |
| AISI 420 | SUS420J1 | SS 304 | EN 1.4021 | UNS S42000 | X 20 Cr 13 |
| AISI 420F | SUS420F | SS 420F | - | UNS S42020 | - |
| AISI 429 | SUS429 | SS 429 | - | UNS S42900 | |
| AISI 430 | SUS430 | SS 430 | EN 1.4016 | UNS S43000 | X 8 Cr 17 |
| AISI 430F | SUS430F | SS 430F | En 1.4104 | UNS S43020 | X 12 CrMoS 17 |
| AISI 446C | SUS446 | SS 446C | EN 1.4762 | UNS S44600 | X4CrNi18-10 |
| End of List For Martensitic Stainless Steel | |||||
Stainless Steel Grade Designation ( Super Austhenitic Stainless Steel )
| AISI 904L | QS 2025 MC | SS 904L | EN 1.4539 | UNS N08904 | X1NiCrMoCu25-20-5 |
| End of List For Super Austhentic Stainless Steel | |||||
