40cr成分标准,45钢成分及含量

40cr成分标准,45钢成分及含量

40CrisacOcommonLyyaloystructuralSteel.ItsnationalStandardCopositionContentisAsfollows：碳（C）：0.37-0.44％硅（SI）：0.17-0.37％锰（MN）：0.50-0.50-0.80.80％phosphorus（p）：phosphorus（p）：0.0％0％。 ):0.80-1.10%Molybdenum(Mo):0.140BasicinformationandcompositionofCrsteelShanghaiBohuGroupspotdirectsalesalloysteelmanufacturerQuenchingandtemperingtreatmentof40Crsteel:CrcanIncreasethehardenabilityofsteel,improvethestrengthandtemperingstabilityofsteel,andhaveexcellentmechanicalproperties. QuenchedandTemperedWorksepiecesessessesswithlargeorimportantCross-sectionsshouldbe

≥▽≤ Correspondingforeignstandards:JIS(Japan)SCr440;ASTM(USA)5140;ISO:41Cr4.ChemicalcompositionC:0.37~0.44Si:40Crsteelstandardcomparison:GermanDINstandardmaterialnumber1.17035/1.7045,GermanDINstandardsteelnumber41Cr4/42Gr4,BritishENstandardsteelnumber18,BritishBSstandardsteelnumber41Cr4,FrenchAFNORstandardsteelnumber42C4,FrenchNFstandardsteelnumber38Cr4/4

Whatisthechemicalcompositionof40cr(40crNationalChemicalCompositionStandard)Chemicalcompositionof40CrSiC:0.37~0.44Si:0.17~0.37Mn:0.50~0.80Cr:0.80~1.10Ni:≤0.30P:≤0.030S:≤0.030Cu:≤0.30Mo:≤0.140CrChemicalcomposition,40Crmechanicalproperties1.Basicinformationof40Cralloysteelplate: 根据theTothestandardSgb/t3077-1999andgb/t17107-1997，susessingtoforeignstandards：jis：scr440，，astm：5140，iso：41cr4。 2.视线40cralloysteel

thestandardimplededfor40crsteelinchinaisgb/t3077-1999"TechnologeConcontionSforalloyStructuralStructuralSteel"。 thestandardstipulatesthatthatthatthatthatthemicalComicalComicalContos和MechanicalCarbonContentOf40crare0.37％to0.44％。Fordetails，pleasereerefertotable1ofthenationalStandArdGB/T3077-2015。