Tensile Strength Comparison Chart
Tensile Strength is the maximum tension applied, as loading, that a fastener can support prior to, or coincidental with, its fracture.
| Imperial | lbf/in2 | Mpa | Metric |
| 1200 | Class 12.9 (AS1110 High Tensile Steel) | ||
| 1100 | |||
| SAE Grade 8 (AS 2465 High Tensile Steel) | 150,000 | 1034 | Class 10.9 (AS 1110 High Tensile Steel) |
| 1000 | Stainless Steel Class 100 (e.g Bumax 109) | ||
| 900 | |||
| SAE Grade 5 (AS 2465 High Tensile) | 120,000 | 827 | Class 8.8 (AS 1110 High Tensile Steel) |
| Stainless Steel Class 80 (e.g Bumax 88) | 116,000 | 800 | Stainless Steel Bumax88 (e.g A4-80,) |
| Stainless Steel (304 & 316) 1/4 to 5/8 dia | 100,000 | 700 | Stainless Steel Class 70 (e.g A2-70, A4-70) |
| Stainless Steel (304 & 316) 3/4 to 1-1/2 dia | 85,000 | 600 | |
| 550 | |||
| 520 | Class 5.8 (AS 1110) | ||
| 500 | Stainless Steel Class 50 (e.g No Markings) | ||
| 450 | |||
| BSW Mild Steel (AS 2451) | 62,000 | 427 | |
| 58,015 | 400 | Class 4.6 (AS1110), Mild Steel (AS1390) |
1000 PSI (lbf/in2) = 6.8948 Mpa 1 Mpa = 145.038 PSI (lbf/in2)
