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S7(AISI) - Highly shock resistant tool steel. Busse SR-77 is based on this steel. Crucible makes their own clean version of this steel, called S7 XL steel or S7 Premium.
Manufacturing Technology - Ingot
Country - United States(US)
- Proprietary Equivalents
- ? - Kompacks
- Allegheny Ludlum - AL7
- Allegheny Technologies - Supershock S7
- Associated Steel - Lusco #7
- Bestar - BE2357
- Busse - SR-77
- Busse - SR77
- Carpenter - Carpenter S7
- Composite Forgings - Hy-Ten Impact
- Crucible - Crucible S7
- Crucible - S7 XL
- Finkl & Sons - DureX
- Finkl & Sons - DRX
- International Steel - Lukens S7
- Latrobe - Bearcat
- Metal Ravne - OH253
- Precision Kidd - Hi-Shock
- Precision Marshall - Super 7 MQ
- Precision Marshall - Super 7
- SIJ Metal Ravne D.O.O. - SIHard 2357
- Schmolz Bickenbach - Cryodur2357
- Schmolz Bickenbach - Thyssen S7
- Teledyne Technologies - Simoch
- Thyssen-Krupp - Thyssen S7
- Villares Metals - VS7
- Weld Mold - Weld Mold 943
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