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609(Allegheny Ludlum) - Highly shock resistant Silicon-Manganese tool steel. As SAE 438b states Cr and V are optional.
Manufacturing Technology - Ingot
Country - United States(US)
- Proprietary Equivalents
- ? - Shockpunch
- ? - LokDie
- Allegheny Technologies - 259
- Atlas Steel - Monark-2
- Bestar - BE-SRTS
- Bethlehem - Omega
- Bohler-Uddeholm - Tirfing
- Braeburn - Alloy10
- Carpenter - Carpenter No. 481
- Columbia Steel - Silico Alloy
- Crucible - Labelle Silicon 2
- Crucible - Labelle Si #2
- Disston-Sons - D29
- Firth-Sterling - Chimo
- Houghton & Richards - H&R 8
- Latrobe - Lanark
- Simonds - Orleans
- Teledyne Technologies - Mosil
- Ziv Steel - Plancher
NOTE - Approximate composition based on manufacturer's or standard reference information and other alloys in the same reference group is shown.
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