AISI 304/304LN bolt and nut
Grade Designation
| AISI Grade Equivalent | JIS Equivalent | Stainless Steel Notation | EN/DIN Numerical Equivalent | UNS designation |
EN/DIN Symbolical Equivalent |
| 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 |
