42CrMo圆棒
42CrMo钢板,42CrMo板材,42CrMo价格,42CrMo圆钢
42CrMo用途,42CrMo性能,42CrMo批发,42CrMo硬度
佳洲金属专业直销42CrMo合金钢力学性能
佳洲批发进口42CrMo合金钢棒、42CrMo是什么材料?进口42CrMo冷拉圆钢价格、42CrMo铬钼钢棒材、进口42CrMo钢板力学性能、进口42CrMo合金结构钢、进口42CrMo钢材、进口42CrMo圆钢价格、佳洲金属42CrMo圆棒厂家、42CrMo棒材、42CrMo钢材密度、进口42CrMo钢材成份、42CrMo进口合金钢牌号、进口合金钢棒厂家、进口合金钢圆棒
42CrMo
42CRMO化学成份
42CrMo许用应力186~310/MPa,屈服点930σs/MPa,42CrMo强度、淬透性高,韧性好,淬火时变形小,高温时有高的蠕变强度和持久强度。42CrMo用于制造要求较35CrMo钢强度更高和调质截面更大的锻件。
抗拉强度 σb (MPa):≥1080(110)
屈服强度 σs (MPa):≥930(95)
伸长率 δ5 (%):≥12
断面收缩率 ψ (%):≥45
42CrMo热处理
退火annealing No.1 "760±10℃退火,炉冷至400℃空冷。HB220-230
正火normalize No.4 860±10℃正火,出炉空冷。
调质quenching+tempering No.5 840±10℃淬水或油(视产品型状复杂程度),680-700度回火HB<217
调质quenching+tempering No.6 840±10℃淬油,再470度回火处理。 HRC41-45
调质quenching+tempering No.7 840±10℃淬油,再480度回火处理。 HRC35-45
调质quenching+tempering No.8 850℃淬油,再510度回火处理。 HRC38-42
调质quenching+tempering No.9 850℃淬油,再500度回火处理。 HRC40-43
调质quenching+tempering No.10 850℃淬油,再510℃回火处理。 HRC36-42
调质quenching+tempering No.11 850℃淬油,再560℃回火处理。 HRC32-36
调质quenching+tempering No.12 860℃淬油,再390度回火处理。 HRC48-52
热处理后的力学性能
不同截面42CrMo钢材热处理后的力学性能
毛坯直径/mm 热处理制度 取样位置 σb σs δ5 ψ aK/J•cm-2 备注
/MPa /%
54 55 60 850℃22min油淬, 540℃90min回火水冷 860℃60min油淬 540℃90min回火水冷 900℃油淬,600℃回火油冷 1/2R 中心 1/2R 中心 中心 762 788 806 765 905 574 556 638 599 23.3 21.1 20.7 19.4 24 68.8 67.0 62.8 62.8 62.0 191 189 134 140 108(65) 3 1 1 1 1 2
注: 1 .用钢成分(%):0.43 C, 0.88Mn,1.09Cr,0.22Mo,1.017P,0.027S;
2 .用钢成分(%):0.39C,1.11Cr,0.20Mo;
3 .括弧内为横向冲击值。
1330H,1335H,1340H,1345H,4027H,4028H,4032H,4037H,4042H,4047H,4118H,4130H,4135H,4137H,4140H,4142H,4145H,4147H,4150H,4161H,4320H,4340H,4340H 4419H 4620H 4621H 4626H 4718H 4720H 4815H 4817H 4720H 50B40H 50B44H 5046H 50B46H 50B50H 50B60H 5120H 5130H 5132H 5135H 5140H 5145H 5147H 5150H 5155H 5160H 51B60H 6118H 6150H 81B45H 8617H 8620H 8622H 8625H 8627H 8630H 86B30H 8637H 8640H 8642H 8645H 86B45H 8650H 8655H 8660H 8720H 8740H 8822H 9260H 9310H 94B15H 94B17H 94B30H 1038H 1045H 1522H 1524H 1526H 1541H 15B21H 15B35H 15B37H 15B41H 15B48H 15B62H
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
42CrMo价格 42CrMo合金钢板