热处理工艺规程工艺参数Word格式文档下载.docx

1、（）回火后硬度强度s硬度HB（d10）45440197229（4.304.00）820840水805405604.004.2040CrA390192223（4.354.05）840860油352.73.05806004.004.1036703.13.4570580711603.43.6560570490217255（4.103.80）3.803.9071120550560590241277（3.903.65）403.653.80水油41602.53.0590620685269302（3.503.70）303.503.6031402.63.057060035CrMoA（3.804.10）8508

2、703.03.25906103.804.0041703.253.45705903.453.6550570560580580610*40CrNiMoA690255293（3.803.55）2.73.1*30Cr1Mo1V950970300670690255285（3.803.57）25066068020Cr1Mo1VTiB10301050190700720*73510069071038CrMoAlA9309506406603.653.906306401011606506703.13.2630650277302（3.653.50）503.503.653.13.3610630511006206407

3、85293321（3.553.40）2.73.23.403.5015CrMoA207241（4.203.90）9009203.63.85506003.904.1031703.43.857062025Cr2MoVA920940 油602.83.13.603.90612003.23.45660670735（3.703.50）3.553.65611503.23.334CrNi3Mo241282（3.903.62）8708903502.83.03.653.93.13.3255284（3.803.58）3.63.75600620271298（3.653.52）*15MnMoVN217（4.1）96098

4、01051Cr12Mo550229255（4.03.8）3.803.951Cr13355187229（4.44.0）3.03.257107304.104.303.33.5（4.34.0）6807004.04.206506801Cr123.03.306807102Cr131872079801000油2.83.2720740217248（4.103.85）2.83.0670700235269（3.953.70）6506603Cr139801020空3.703.90411302.63.2286321（3.603.40）411005805901Cr11MoV192241（3.904.35）100010

5、303.904.303.904.051Cr12W1MoV100010501503.03.43.903.70286331（3.63.3）2Cr12NiMo1W1V760293331（3.553.35）9709902003.553.4530Cr2MoV9409603.603.8061250670680611501Cr18Ni9Ti205187108011005.05.14.754.85225（5.4）8008200Cr19Ni9 105011005.4精铸叶片ZG1Cr13187217（4.404.10）10201040梅花试棒70ZG2Cr13197227叶片本体2.82.9730740ZG1C

6、r11MoV（4.304.00ZG1Cr12W1MoVZG0Cr19Ni9190注：采用日本材料时，淬火温度为960980，回火温度允许比表中温度高1030。有效截面小于20mm者可采用空冷。2.2要求淬硬的钢种（新HRC30）表2要求硬度围HRCHRC35508608805020046502402704145300330364038041031354004205655515520023026029032035040043044047040CrA260290300330350380430460468508704855354046048092094048580600Cr5Mo1V60940950

7、586219021065Mn4650820840350390414539043043047060Si2MnA8708903804204204603640460500313550054050CrVA42468408703804002Cr135110001030油或空48522002505105305305505605803Cr1352605205405355504Cr13569501000505530035043495405603542T8A63780800水或水油616316056602002405155260300320360T12627707906264160200CrWMn639CrWM

8、n8108309CrSi8Cr3654004204049480450GCr1583086032038045503801109Cr1810101040200300W6Mo5Cr4V212101230W9Mo3Cr4V12201240回火后油冷。淬火加热时要加以保护，以防脱碳。回火脆性区为500510，严禁采用。回火脆性区为470530，严禁采用。2.3 要求渗碳淬硬的钢种表3要求硬度围12CrNi3A5876080015020020CrA低碳钢3403602.4几点说明： 表13中提供的淬火、回火温度围，是供生产时按具体情况选定参数用的，不是某一炉允许的温度偏差。 凡水冷的钢种（奥氏体钢除外）均

9、应及时回火以防开裂。 表1中的s数值为0.2的数值。 45、35CrMoA、40CrNiMoA为保证取样部位合格，毛坯送检硬度允许适当提高。 对感应加热，快速加热的零件淬火温度允许适当提高。 表中标有*者生产上尚未用过或较少用过，其参数不够成熟，尚待生产中进一步验证，生产中允许在验证基础上进行修改。 表13中冷却为水油者，允许用水空水代替，具体方法为：水冷一段时间后将零件提起空中（让零件反热后）再入水继续冷却。3.常用钢正火、回火及退火温度3.1要求综合性能的钢种表4正火温度有效厚度（mm）0.2HB245131163900920600620*27519715Cr1Mo1V3251461977

10、1073015Cr2Mo127520797099070072031567069025111170880900840860217ZG230-450230450131179ZG270-500270500143197ZG20CrMo135640660ZG15Cr1MoA950970680700ZG20CrMoV140201940960930950ZG15Cr1Mo1V345104010607307509801000ZG15Cr2Mo13.2其它钢种表5正火后硬度（HB）退火温度退火或回火后参考硬度（HB） 97099083085040CrNiMoA84088022930Cr1Mo1V30Cr2MoV

11、（P2）1Cr13680720 8508709209401Cr127007504Cr13255 95097066070026978082060Si2MnA2546406808508802868108508909206506808709007607802413027507603855146507002072551972417807903Cr2W8V7007405CrMnMo6506907607805CrNiMo760780用于消除粗晶。用于软化；用于细化晶粒。用于消除粗晶。正火为消除过热组织及网状碳化物。模具翻新退火温度为720740。模具翻新退火温度为710730。3.3几点说明： 表5中列出的正火、回火、退火温度围是供生产中在这区间选用的，不是指一炉允