Tempered Spring Steel Chemical Specifications | ||
---|---|---|
ASTM A684 | ||
Alloy | Blue Tempered and Polish | Scaleless Blue Tempered |
UNS Number | G10950 | G10750 |
Specs | ASTM A684 | ASTM A684 |
Rockwell | C48-51 | C44-47 |
Chemical Composition | ||
Carbon | .90 - 1.04 | .70 - .80 |
Maganese | .30 - .50 | .50 - .70 |
Phosphorus (max) | 0.035 | 0.035 |
Sulfer (max) | 0.04 | 0.04 |
Silicon | .15 - .30 | .15 - .30 |