Matterial Chemical and Machenical Specifications of Stainless Steel Nut Products
| ASTM - A194 GRADE | 8 | 8T | 8M | 8C | |
|---|---|---|---|---|---|
| CHEMICAL ANALYSIS | CARBON | <0.08 | <0.08 | <0.08 | <0.08 |
| MANGANESE | <2 | <2 | <2 | <2 | |
| PHSOPHORUS (Max) | 0.045 | 0.045 | 0.045 | 0.045 | |
| SULFUR (Max) | <0.03 | <0.03 | <0.03 | <0.03 | |
| SILICON | <1 | <1 | <1 | <1 | |
| NICKEL | 8 - 11 | 9 - 12 | 10 - 14 | 9 - 12 | |
| CHORMIUM | 18-20 | 17-19 | 16-18 | 17-19 | |
| MOLYBEDNUM | 2 - 3 | ||||
| TITAMIUM | 5*(C+N) (Min) 0.7 (Max) | ||||
| SELENIUM | |||||
| COLOMBIUM + TANTALE | 10*C (Min) | ||||
| EQUIVALENT | AISI | 304 | 321 | 316 | 347 |
| AFNOR | Z6 CN 18.09 | Z6 CNT 18.1 | Z6 CND 17.11 | ||
| DIN | X5 Cr Ni 18.09 1.4301(A2) | X10 Cr Ni Ti 18.09 1.4541 | X5 Cr Ni Mo 18.10 | X10 Cr Ni Nb 18.09 1.4540 | |
| B.S. | 1506 - 801 Gr. B | 1506 - 821 Gr. Ti | 1506 - 845 | 1506 - 821 Gr. Nb | |
| MECHANICAL REQUIREMENTS (HARDNESS (BRINELL)) | Min | 126 | 126 | 126 | 126 |
| Max | 300 | 300 | 300 | 300 | |