Galling resistant austenitic stainless steel

  • US 3,912,503 A
  • Filed: 05/14/1973
  • Issued: 10/14/1975
  • Est. Priority Date: 05/14/1973
  • Status: Expired due to Term
First Claim
Patent Images

1. AUSTENITIC STAINLESS STEEL HAVING EXCELLANT RESISTANCE AGANST GALLING A HIGH WORK HARDENING RATE AND EXCELLENT RESISTANCE AGAINST PITTING CORROSION IN CHLORIDE-CONTAINING ENVIROMENTS CONSISTING ESSENTIALLY OF FROM ABOUT 12 PERCENT TO ABOUT 19 PERCENT CHROMIUM ABOUT 4 PERCENT OT ABOUT 12 PERCENT NICKEL ABOUT 7 PERCENT TO ABOUT 13 PERCENT MANGANESE 3 PERCENT TO 5 PERCENT SILICON ABOUT 0.01 PERCENT TO ABOUT 0.12 PERCENT CARBON ABOUT 0.03 PERCENT TO ABOUT 0.3 PERCENT NITROGEN ABOUT 0.75 PERCENT MAXIMUM MOLYBDENUM, ABOUT 0.75 PERCENT MIXIMUM COPPER ABOUUT 0.09 PERCENT MAXIMUM PHOSPHOROUS ABOUT 0.05 PERCENT MAXIMUM SULFUR, AND REMAINDER ESSENTIALLY IRON EXCEPT FOR INDICENTAL IMPURITIES ALL PERCENTAGES BEING BY WEIGHT THE NICKEL CONTENT BEING VARIED DIRECTLY IN PROPORTION TO THE SILICON CONTENT.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×