0.2250 in, Oil Tempered Chrome Silicon – Commercial Quality

This material is designed for springs that must withstand considerable shock and extreme heat. Chrome silicon can be used at temperatures up to 50°F higher than chrome vanadium. Recommendations for heat treatment: Immediately after coiling, the springs should be stress relieved at about 400°C (750°F) for 30 minutes. After shot peening, the springs should be stress relieved at about 250°C (480°F) for 30 minutes. Wire is available in size ranges from 0.018″ – 0.625″. Commercial quality Chrome Silicon conforms to ASTM-A-401