4140圓棒價(jià)格
4140合金鋼鋼板,4140合金鋼廠家,4140合金鋼圓棒
4140拉力鋼性能,4140合金鋼材料,4140合金鋼硬度
冠鴻金屬專業(yè)直銷4140合金鋼板性能及各種優(yōu)質(zhì)合金鋼板/棒, 歡迎新老客戶來電洽談?dòng)嗁?gòu)!
合金結(jié)構(gòu)鋼 :4140
執(zhí)行標(biāo)準(zhǔn): ASTM-A29/A29M-04
●特性及適用范圍:
強(qiáng)度、淬透性高,韌性好,淬火時(shí)變形小,高溫時(shí)有高的蠕變強(qiáng)度和持久強(qiáng)度。冠鴻金屬 用于制造要求較35CrMo鋼強(qiáng)度更高和調(diào)質(zhì)截面更大的鍛件,如機(jī)車牽引用的大齒輪、增壓器傳動(dòng)齒輪、后軸、受載荷極大的連桿及彈簧夾,也可用于 2000m以下石油深井鉆桿接頭與打撈工具等。
●4140合金鋼化學(xué)成份:
碳 C :0.38~0.43
硅 Si:0.15~0.35
錳 Mn:0.75~1.00
硫 S :允許殘余含量≤0.040
磷 P :允許殘余含量≤0.030
鉻 Cr:0.80~1.10
鎳 Ni:允許殘余含量≤0.030
銅 Cu:允許殘余含量≤0.030
鉬 Mo:0.15~0.25
20Cr,5120,SCr420,35Cr,SCr435,37Cr4,5135,40Cr,SCr440,41Cr4,5140,15CrMo,SCM415,13CrMo4-5,20CrMo,SCM418,18CrMo4,25CrMo4,20CrMnMo,20MnCr5,4320H,4118H,8520H,20CrNiMo,805M20,20NCD2,8720,20CrNiMo2,1.6523,70M40,EN41B,B5F4K2,EN-19C,35CrMo,SCM435,4137,34CrMo4,1.7220,35CrMoV,31CrMoV9,42CrMo,SCM440,SCM420,SCM421 ,SCM425,SCM430,SCM432,SCM445,SCM822,SCM445,4170,42CrMo4,1.7225,4140,40CrMnMo,42CrMoA,38CrMoAL,SACM645,34CrALMo5,41CrALMo7,1.8509,20CrMnTi,40CrNIMoA,SNCM432,4340,36CrNiMo4,1.6511,40CrH,4130,16Mn,T10,30CrMo,SCM430,16MnCr5,16MnCr5H,SMnC420,5120H,17CrNiMo6,34CrNiMo6,18CrNiMo7-6,50CrVA,SUP10,SUP9,6150,51CrV4,1.8759,60Si2Mn,65Mn,1065,1050,1070,9260,61SiCr7,1.7108,60Si2MnA,50CrV4,SK3,SK4,SK5,SK7,SUJ2,GCr15,52100,100Cr6,9Cr18MoV,SUS440C,GCr15SiMo,GCr15SiMn,SNCM420,SNCM220,S44004,X108CrMo17,SMn420,SMn433,SMn438,SMn443,SCr415,SCr420 ,SCr430 ,SCr440 ,SCr445 ,SNC236,SNC415,SNC631,SNC815,SNC836,SNCM415,SNCM431,SNCM439,SNCM447,SNCM616,SNCM625,SNCM630,SNCM815,SACM645