gptkbp:instanceOf
|
gptkb:steel
aluminum alloy
|
gptkbp:alternativeTo
|
gptkb:M2_steel
gptkb:A2_steel
O1 steel
|
gptkbp:carbonContent
|
1.4-1.6%
|
gptkbp:category
|
cold work tool steel
|
gptkbp:chromiumContent
|
11-13%
|
gptkbp:composition
|
carbon
iron
manganese
silicon
molybdenum
vanadium
chromium
|
gptkbp:corrosionResistance
|
moderate
|
gptkbp:countryOfOrigin
|
gptkb:United_States
|
gptkbp:density
|
7.7 g/cm³
|
gptkbp:hardness
|
high
|
gptkbp:heatTreatment
|
yes
|
https://www.w3.org/2000/01/rdf-schema#label
|
D2 steel
|
gptkbp:introducedIn
|
early 20th century
|
gptkbp:ironContent
|
balance
|
gptkbp:machinability
|
difficult
|
gptkbp:magnetType
|
yes
|
gptkbp:manganeseContent
|
0.6%
|
gptkbp:maximumHardnessHRC
|
60-62
|
gptkbp:meltingPoint
|
1420°C
|
gptkbp:molybdenumContent
|
0.7-1.2%
|
gptkbp:notableFor
|
dimensional stability
abrasion resistance
edge retention
|
gptkbp:siliconContent
|
0.6%
|
gptkbp:standardizedBy
|
gptkb:AISI_D2
gptkb:DIN_1.2379
gptkb:JIS_SKD11
|
gptkbp:temperingTemperature
|
150-540°C
|
gptkbp:toughness
|
moderate
|
gptkbp:usedFor
|
cutting tools
mold making
punches
dies
industrial knives
shear blades
|
gptkbp:vanadiumContent
|
0.7-1.2%
|
gptkbp:wearResistance
|
high
|
gptkbp:weldability
|
poor
|
gptkbp:bfsParent
|
gptkb:Mini_Roach_Belly
gptkb:CPM_3V
|
gptkbp:bfsLayer
|
8
|