Crucible Steel REX® AAA Tungsten Type High Speed Steel, AISI T4

Category	Metal , Ferrous Metal , Tool Steel
Manufacturer	Crucible Steel
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Crucible Steel REX® AAA Tungsten Type High Speed Steel, AISI T4.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Rex AAA combines high red hardness, moderate abrasion resistance, and good toughness. This grade is frequently used for more severe cutting applications than M2, such as machining stainless steels. Rex AAA makes an outstanding tool bit for general purpose applications.Rex AAA is only supplied as tool bits, already heat treated to about HRC 64/66.Information provided by Crucible Industries

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	64 - 66	64 - 66

Component Elements Properties	Metric	English	Comments
Carbon, C	0.75 %	0.75 %
Chromium, Cr	4.0 %	4.0 %
Cobalt, Co	5.0 %	5.0 %
Iron, Fe	69.75 %	69.75 %	as balance
Manganese, Mn	0.30 %	0.30 %
Molybdenum, Mo	0.75 %	0.75 %
Silicon, Si	0.30 %	0.30 %
Tungsten, W	18 %	18 %
Vanadium, V	1.15 %	1.15 %

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