40CrNiMo合金钢
40CrNiMo圆钢,40CrNiMo价格,40CrNiMo材质
40CrNiMo硬度,40CrNiMo钢材,40CrNiMo钢板
佳洲金属X40CrNiMoA合金钢力学性能
40CrNiMo合金结构钢简称合结钢
执行标准
统一数字代号A50403;
牌号40CrNiMo;
40CrNiMo是合结钢的其中一种,也称合金钢,它是在X质碳素结构钢的基础上,适当地加入一种或数种合金元素(总含量不X过5%)而制成的钢种。轴承零件经热处理后常见的质量缺陷有:淬火显微组织过热、欠热、淬火裂纹、硬度不够、热处理变形、表面脱碳、软点等。
40CrNiMo力学性能:
抗拉强度σb(MPa):≥980(100)
屈服强度σs(MPa):≥835(85)
伸长率δ5(%):≥12
断面收缩率ψ(%):≥55
冲击功Akv(J):≥78
冲击韧性值αkv(J/cm²):≥98(10)
试样尺寸:试样毛坯尺寸为25mm
热处理:(淬火850度;冷却剂:油;回火温度600度;冷却剂:水、油);
钢材退火或高温回火供应状态布氏硬度GBW≤269;
40CrNiMo化学成分:
碳C:0.37~0.44
硅Si:0.17~0.37
锰Mn:0.50~0.80
硫S:允许残余含量≤0.025
磷P:允许残余含量≤0.025
铬Cr:0.60~0.90
镍Ni:1.25~1.65
铜Cu:允许残余含量≤0.25
钼Mo:0.15~0.25
重量公式
扁钢:每米重量(公斤)=0.00785×厚度×边宽
管材:每米重量(公斤)=0.02466×壁厚×(外径-壁厚)
棒材:直径*直径*0.00617=kg/米(每米的重量)
板材:宽*高*0.00785=kg/米(每米的重量)
合金结构钢
40Cr,SCr440,41Cr4,5140,35CrMo,SCM4356,4137,34CrMo4,1.7220,35CrMoV,31CrMoV9,42CrMo,SCM440,4170,42CrMo4,1.7225,4140,40CrMnMo,42CrMoA,38CrMoAL,SACM645,41CrALMo7,1.8509,20CrMnTi,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
1330H1335H1340H1345H4027H4028H4032H4037H4042H4047H4118H4130H4135H4137H
4140H4142H4145H4147H4150H4161H4320H4340H4340H4419H4620H4621H4626H4718H
4720H4815H4817H4720H50B40H50B44H5046H50B46H50B50H50B60H5120H5130H5132H5135H
5140H5145H5147H5150H5155H5160H51B60H6118H6150H81B45H8617H8620H8622H8625H
8627H8630H86B30H8637H8640H8642H8645H86B45H8650H8655H8660H8720H8740H8822H
9260H9310H94B15H94B17H94B30H1038H1045H1522H1524H1526H1541H15B21H15B35H
15B37H15B41H15B48H15B62HSMn420,SMn433,SMn438,SMn443,SCr415,SCr420,SCr430,SCr440,SCr445,SCM415,SCM418,SCM420,SCM421,SCM425,SCM430,SCM432,SCM435,SCM440,SCM445,SCM822,SNC236,SNC415,SNC631,SNC815,SNC836,SNCM220,SNCM415,SNCM420,SNCM431,SNCM439,SNCM447,SNCM616,SNCM625,SNCM630,SNCM815,SACM645
40CrNiMo合金钢40CrNiMo化学成分40CrNiMo力学性能