M4 tool steel

GPTKB entity

Statements (42)
Predicate Object
gptkbp:instanceOf gptkb:steel
gptkbp:alternativeName gptkb:AISI_M4
High Vanadium High-Speed Steel
T11304
gptkbp:carbonContent 1.3-1.4%
gptkbp:chromiumContent 3.8-4.5%
gptkbp:color yellow (in some standards)
gptkbp:containsElement gptkb:phosphorus
gptkb:sulfur
carbon
iron
manganese
silicon
molybdenum
tungsten
vanadium
chromium
gptkbp:heatTreatment tempering
quenching
https://www.w3.org/2000/01/rdf-schema#label M4 tool steel
gptkbp:manganeseContent 0.15-0.4%
gptkbp:molybdenumContent 4.5-5.5%
gptkbp:notableFor high hardness
good toughness
high wear resistance
can be hardened
gptkbp:notableUser tool manufacturers
knife makers
gptkbp:producedBy powder metallurgy
gptkbp:siliconContent 0.2-0.45%
gptkbp:standardizedBy gptkb:AISI_M4
gptkb:ASTM_A600
UNS T11304
gptkbp:tungstenContent 5.5-6.75%
gptkbp:usedFor knives
cutting tools
drill bits
end mills
industrial blades
gptkbp:vanadiumContent 3.8-4.5%
gptkbp:bfsParent gptkb:CPM_10V
gptkbp:bfsLayer 8