42crmo4 _ 1
DESCRIPTION
42CrMo4 _ 1TRANSCRIPT
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4/28/2015 42CrMo4/1.7225Alloyspecialsteelequivalent,chemicalcomposition,properties
http://www.steelnumber.com/en/steel_composition_eu.php?name_id=335#1 1/3
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42CrMo4(1.7225)
Grade: 42CrMo4
Number: 1.7225
Classification: Alloyspecialsteel
Standard:
EN100833:2006Steelsforquenchingandtempering.TechnicaldeliveryconditionsforalloysteelsEN101323:2000Coldrollednarrowsteelstripforheattreatment.Technicaldeliveryconditions.SteelsforquenchingandtemperingEN103051:2010Steeltubesforprecisionapplications.Seamlesscolddrawntubes.TechnicaldeliveryconditionsEN10269:1999Steelsandnickelalloysforfastenerswithspecifiedelevatedand/orlowtemperaturepropertiesEN102634:2001Steelrod,barsandwireforcoldheadingandcoldextrusion.TechnicaldeliveryconditionsforsteelsforquenchingandtemperingEN102503:2000Opensteeldieforgingsforgeneralengineeringpurposes.AlloyspecialsteelsEN102971:2003Seamlesscircularsteeltubesformechanicalandgeneralengineeringpurposes.Nonalloyandalloysteeltubes.Technicaldeliveryconditions
Equivalentgrades: Gohere
Chemicalcomposition%ofgrade42CrMo4(1.7225):EN1008332006C Si Mn P S Cr Mo
0.380.45 max0.4 0.60.9 max0.025 max0.035 0.91.2 0.150.3
Mechanicalpropertiesofgrade42CrMo4(1.7225)
Nominaldiameter(mm): to16 1640 40100 100160160250
250330
330660
RmTensilestrength(MPa)(+QT) 1100130010001200
9001100 800950 750900 700 600
Nominalthickness(mm): 0.33
RmTensilestrength(MPa)(+A) 620
RmTensilestrength(MPa)(+AC) 630
Nominalthickness(mm): to8 820 2050 5080
RmTensilestrength(MPa)(+QT) 1100 1000 900 800
RmTensilestrength(MPa)(+C) 720
RmTensilestrength(MPa)(+LC) 670
Nominaldiameter(mm):orforflatproductsthickness:to8820206060100100160 to16 1640 40100 100160 160330 330660
ReUpperyieldstrengthorRp0.20.2%proofstrength(MPa)(+QT) 900 750 650 500550 460500 390
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4/28/2015 42CrMo4/1.7225Alloyspecialsteelequivalent,chemicalcomposition,properties
http://www.steelnumber.com/en/steel_composition_eu.php?name_id=335#1 2/3
Nominalthickness(mm): 0.33
Rp0.20.2%proofstrength(MPa)(+A) 480
KVImpactenergy(J)longitud.,(+QT) +203035
KVImpactenergy(J)transverse,(+QT) +2022
Nominalthickness(mm): 0.33
AMin.elongationLo=80mm(%)(+A) 15
AMin.elongationatfracture(%)transverse,(+QT) 1014
AMin.elongationatfracture(%)(+C) 4
AMin.elongationatfracture(%)(+LC) 6
Nominalthickness(mm): to16 1640 40100 100160 160250
AMin.elongationLo=5,65So(%)(+QT),roundproducts 10 11 12 13 14
Nominaldiameter(mm):orforflatproductsthickness:to8820206060100100160 to16 1640 40100 100160 160250
ZReductionincrosssectiononfracture(%)(+QT) 40 45 50 50 55
ZReductionincrosssectiononfracture(%)(+AC) 57
Brinellhardness(HBW):(+S) 255
Brinellhardness(HBW):(+A) 241
Vickershardness(HV):(+A) 195
Vickershardness(HV):(+QT) 340490
Propertiesofgrade42CrMo4(1.7225)Weldability:Badweldabilityduetothehighcrackdanger.Hardenability:Mediumgoodhardenability,suitableforhotpurposestillatemperatureof500C.Itcanbehardenedinoil.
Equivalentgradesofgrade42CrMo4(1.7225)Warning!Onlyforreference
USA
GermanyDIN,WNr
JapanJIS
FranceAFNOR
EnglandBS
ItalyUNI
SpainUNE
ChinaGB
SwedenSS
FinlandSFS
RussiaGOST
InterISO
41404142
42CrMo4 SCM440H 42CD4 708M40CFS11
42CrMo4 40CrMo4F1252
42CrMo 2244 42CrMo4 35KHM38KHM
42CrMo4
MechanicalpropertieseH Minimumyieldstrength/MindestwertderoberenStreckgrenze/Limitedelasticiteminimalem Tensilestrength/Zugfestigkeit/Resistancealatraction Minimumelongation/MindestwertderBruchdehnung/AllongementminimalJ Notchimpacttest/Kerbschlagbiegeversuch/Essaideflexionparchoc
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4/28/2015 42CrMo4/1.7225Alloyspecialsteelequivalent,chemicalcomposition,properties
http://www.steelnumber.com/en/steel_composition_eu.php?name_id=335#1 3/3
Heattreatmentconditions
+A Softannealed+AC Annealedtoachievespheroidizationofthecarbides+AR Asrolled+AT Solutionannealed+C Colddrawn/hard+CR Coldrolled+FP Treatedtoferritepearlitestructureandhardnessrange+I Isothermalannealing+LC Colddrawn/soft+M Thermomechanicalrolling+N Normalized+NT Normalizedandtempered
+P Precipitationhardened+PE Peeled+QA Airquenchedandtempered
+QL Liquidquenchedandtempered+QT Quenchedandtempered+S Treatedtoimproveshearability+SH Asrolledandturned+SR Colddrawnandstressrelieved+T Tempered+TH Treatedtohardnessrange+WWWarmworked+U Untreated
Alloyspecialsteel42CrMo4(1.7225)Chemicalcomposition,Equivalentgrades,Standards,Properties,Hardness,Strength,Elongation
EuropeanSteelandAlloyGrades/Numbers20112015Allrightsreserved.Thecontentsfromthissitemaynotbereproduced.
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