经热处理的沉淀硬化型钢的力学性能.doc

1、(1)牌号和化学成分见表 60。表 60 不锈钢的牌号和化学成分化学成分( 质量分数 )(%)牌号C Si Mn P S Ni Cr Mo 其他奥氏体型1Cr17Mn6-Ni5N0.15 1.005.507.500.0600.0303.505.5016.0018.00N0.251Cr18Mn8-Ni5N0.15 1.007.5010.000.0600.0304.006.0017.0019.00N0.251Cr18Mn10-Ni5Mo3N0.10 1.008.512.000.0600.0304.006.0017.0019.002.83.5 N0.20 0.301Cr17Ni7 0.15 1.00

2、 2.000.0350.0306.008.0016.0018.001Cr18Ni9 0.15 1.00 2.000.0350.0308.0010.0017.0019.00Y1Cr18Ni9 0.15 1.00 2.000.200.158.0010.0017.0019.00Y1Cr18Ni9Se 0.15 1.00 2.000.200.0608.0010.0017.0019.00Se0.15OCr18Ni9 0.07 1.00 2.000.0350.0308.0011.0017.0019.0000Cr19Ni10 0.03 1.00 2.000.0350.0308.0012.0018.0020.

3、00OCr19Ni9N 0.08 1.00 2.000.0350.0307.0010.5018.0020.00N0.10 0.25OCr19Ni10-NbN0.08 1.00 2.000.150.0307.5010.5018.0020.00Nb0.15 N0.15 0.3000Cr18Ni10N 0.030 1.00 2.000.0350.0308.511.5017.0019.00N0.12 0.221Cr18Ni12 0.12 1.00 2.000.0350.03010.5013.0017.0019.00OCr23NNi13 0.08 1.00 2.000.0350.03012.0015.0

4、022.0024.00OCr25Ni20 0.08 1.00 2.000.0350.03019.0022.0024.0026.00OCr17Ni-12Mo20.08 1.00 2.000.0350.03010.0014.0016.0018.502.003.001Cr18Ni12-Mo2T0.12 1.00 2.000.0350.03011.0014.0016.0019.001.802.50Ti5(C% 0.02)0.80OCr18Ni12-Mo2Ti0.08 1.00 2.000.0350.03011.0014.0016.0019.001.80 2.50 Ti5x C%0.7000Cr17Ni

5、-14Mo20.030 1.00 2.000.0350.03012.0015.0016.0018.002.003.00OCr17Ni12-Mo2N0.08 1.00 2.000.0350.03010.0014.0016.0018.002.003.00 N0.10 0.2200Cr17Ni13-Mo2N0.030 1.00 2.000.0350.03010.5014.5016.0018.502.003.00 N0.12 0.22OCr18Ni12-Mo2Cu20.08 1.00 2.000.0350.03010.0014.5017.0019.001.202.75 Cu1.002.5000Cr18

6、Ni14-Mo2Cu20.030 1.00 2.000.0350.03012.0016.0017.0019.001.202.75 Cu1.002.500Cr19Ni13Mo30.08 1.00 2.000.0350.03011.0015.0018.0020.003.004.0000Cr19-Ni13Mo30.030 1.00 2.000.0350.03011.0015.0018.0020.003.004.001Cr18Ni12-Mo3Ti0.12 1.00 2.000.0350.03011.0014.0016.0019.002.503.50Ti5(C%-0.02)0.080Cr18Ni-12M

7、 0.08 1.00 2.00 0.0 0.0 11.001 16.0019. 2.503.50 Ti5C%0.70o3Ti 35 30 4.00 00OCr18Ni-16Mo50.040 1.00 2.000.0350.03015.0017.0016.0019.004.006.001Cr18Ni9Ti 0.12 1.00 2.000.0350.0308.0011.0017.0019.00Ti5(C%-0.02)0.80OCr18-Ni10Ti 0.08 1.00 2.000.0350.0309.0012.0017.0019.00Ti5C%OCr18Ni11Nb 0.08 1.00 2.000

8、.0350.0309.001.3017.0019.00Nb10C%OCr18Ni9Cu3 0.08 1.00 2.000.0350.0308.5010.5017.0019.00Cu3.004.000Cr18Ni13Si4 0.083.005.002.000.0350.03011.5015.0015.0020.00奥氏体-铁素体型0Cr26Ni5Mo2 0.08 1.00 1.500.0350.0303.006.0023.0028.001.003.00 1Cr18Ni11-Si4AlTi0.100.183.404.000.080.0350.03010.0012.0017.5019.50A10.1

9、00.30Ti0.400.7000Cr18Ni5-Mo3Si20.0301.302.001.002.000.0350.0304.505.5018.0019.502.503.00铁素体型OCr13Al 0.08 1.00 1.000.0350.03011.5014.50A10.100.3000Cr12 0.030 1.00 1.000.0350.03011.0013.001Cr17 0.12 0.75 1.000.0350.03016.0018.00Y1Cr17 0.12 0.10 1.250.0600.1516.0018.001Cr17Mo 0.12 0.10 1.000.0350.03016

10、.0018.000.751.2500Cr30Mo2 0.010 0.40 0.400.0300.02028.5032.001.502.50 N0.01500Cr27Mo 0.010 0.40 0.400.0300.02025.0027.500.751.50 N0.015马氏体型1Cr12 0.15 0.50 1.000.0350.03011.5013.001Cr13 0.15 1.00 1.000.0350.03013.5011.500Cr13 0.08 1.00 1.000.0350.03013.5011.50Y1Cr13 0.15 1.00 1.250.0600.1512.0014.001

11、Cr13Mo0.080.180.60 1.000.0350.03011.5014.000.300.602Cr130.160.251.00 1.000.0350.03012.0014.003Cr130.260.351.00 1.000.0350.03012.0014.00Y3Cr130.260.401.00 1.250.0600.1512.0014.003Cr13Mo0.280.350.80 1.000.0350.03012.0014.000.501.004Cr130.360.450.60 0.800.0350.03012.0014.001Cr17N20.110.170.80 0.800.035

12、0.0301.502.5016.0018.007Cr170.600.751.00 1.000.0350.03016.0018.008Cr170.750.951.00 1.000.0350.03016.0018.009Cr180.901.000.80 0.800.0350.03017.0019.0011Cr170.951.201.00 1.000.0350.03016.0018.00Y11Cr170.951.201.00 1.250.0600.1516.0018.009Cr18Mo0.951.100.80 0.800.0350.03016.0018.000.400.709Cr18MoV0.850

13、.950.80 0.800.0350.03017.0019.001.001.30 V0.070.012沉淀硬化型OCr17N.4-Cu4Nb0.07 1.00 1.000.0350.0303.005.0015.5017.50Cu3.005.00Nb0.150.45Ocr17Ni7Al 0.09 I.00 1.000.0350.0306.507.7516.0018.00Cu0.50 A10.751.500Cr15Ni7-Mo2Al0.09 1.00 1.000.0350.0306.507.5014.0016.002.003.00A10.751.50可加入不大于 0.60%钼。必要时，可添加上表以

14、外的合金元素。允许含有不大于 0.60%镍。可以加入不大于 0.75%钼。00Cr30Mo2 和 00Cr27Mo 允许有不大于 0.50%镍，不大于 0.20%铜，但镍+铜不大于 0.50%，必要时，可添加表列以外的合金元素。除专用外，一般不推荐使用。(2)力学性能见表 61表 64。表 61 经固溶处理的奥氏体和奥氏体.铁素体钢的力学性能拉伸试验 硬度试验0.2 b牌号 固溶处理/ MPa5(%)(%)布氏硬度 HBS洛氏硬度 HRB维氏硬度 HV奥氏体型1Cr17Mn6Ni5N10101120 快冷27552040 45 241 100 2531Cr18Mn8Ni5N10101120 快

15、冷27552040 45 207 95 2181Cr18Mn10Ni5Mo3N11001150 快冷34568045 651Cr17Ni710101150 快冷20552040 60 187 90 2001Cr18Ni910101150 快冷20552040 60 187 90 200Y1Cr18Ni910101150 快冷20552040 50 187 90 200Y1Cr18Ni9Se10101150 快冷20552040 50 187 90 200OCr18Ni910101150 快冷20552040 60 187 90 20000Cr19Ni1010101150 快冷17748040

16、60 187 90 2000Cr19Ni9N10101150 快冷27555035 50 217 95 2200Cr19Ni10NbN10101150 快冷34568535 50 250 100 26000Cr18Ni10N 10101150 快 245 55 40 50 217 95 220冷 01Cr18Ni1210101150 快冷17748040 60 1s7 90 2000Cr23Ni1310101150 快冷20552040 60 187 90 2000Cr25Ni2010101180 快冷20552040 50 187 90 2000Cr17Ni12Mo210101150 快冷2

17、0552040 60 187 90 2001Cr18Ni12Mo2Ti10101100 快冷20553040 55 187 90 200OCr18Ni2Mo2Ti10101100 快冷20553040 55 187 90 20000Cr17Ni14Mo210101150 快冷17748040 60 187 90 200OCr17Ni12Mo2N10101150 快冷27555035 50 217 95 22000Cr17Ni13Mo2N10101150 快冷24555040 50 217 95 220OCr18Ni12Mo2Cu210101150 快冷20552040 60 187 90 20

18、000Cr18Ni14Mo2Cu210101150 快冷17740040 60 187 90 2000Cr19Ni13Mo310101150 快冷20552040 60 187 90 20000Cr19Ni13Mo310101150 快冷17748040 60 187 90 2001Cr18Ni12Mo3Ti10001100 快冷20553040 55 187 90 200OCr18Ni12Mo3Ti10001100 快冷20553040 55 187 90 200OCr18Ni16Mo5 j0301180 快冷 17748040 45 187 90 2001Cr18Ni9Ti 9201150

19、 快冷 20552040 50 187 90 200OCr18Ni10Ti 9201150 快冷 20552040 50 187 90 200OCr18Ni11Nb 9801150 快冷 20652040 50 187 90 2000Cr18Ni9Cu310101150 快冷17748040 60 187 90 200OCr18Ni12Si410101150 快冷20552040 60 207 95 218奥氏体-铁素体型0Cr26Ni5Mo2 9501100 快冷 39059018 40 277 29 2921Cr18Ni11Si4AlTi 9301050 快冷 44071525 4000C

20、r18Ni5Mo3Si2 9201150 快冷 39059020 40 30 300注：1.对于 OCr18Ni10Ti、OCr18Ni11Nb、1Cr18Ni9Ti、0Cr18Ni12Mo2T1、OCr18Ni-12Mo3Ti 和 1Cr18Ni12Mo3Ti 根据需方要求可进行稳定化处理，此时的热处理温度为 850930，但必须在合同中注明。2.1Cr18Ni9Ti 与 Ocr18Ni10Ti、1Cr18Ni12Mo2Ti 与 0Cr18Ni12Mo2Ti、1Cr18Ni-12Mo3Ti 与 OCr18Ni12Mo3Ti 牌号，力学性能指标一致，需方可根据耐腐蚀性能的差别来选用。3.1Cr

21、18Ni11Si4AITi 的冲击试验札值不小于 63J。表 62 经退火的铁素体钢的力学性能拉伸试验 冲击试验 硬度试验0.2 b牌号 退火处理/ MPa 5(%) (%) AK/J 布氏硬度 HBS0Cr13A1 780830 空冷或缓冷 177 410 20 60 78 18300Cr12 700820 空冷或缓冷 196 265 22 60 1831Cr17 780850 空冷或缓冷 205 450 22 50 183Y1Cr17 680820 空冷或缓冷 205 450 22 50 1831Cr17Mo 780850 空冷或缓冷 205 450 22 60 18300Cr30Mo2

22、9001050 快冷 295 450 20 45 22800Cr27Mo 9001050 快冷 245 410 20 45 219表 63 经退火或淬火回火的马氏体钢的力学性能经淬回火的力学性能热处理/C拉伸试验0.2b牌号退火 淬火 回火退火后的布氏硬度 HBSMPa5(%)(%)冲击试验AK/J布氏硬度HBS1Cr12800900 缓冷或约 750 快冷9501000 油冷700750 快冷 20039055025 55 118 1701Cr13800900 缓冷或约 750 快冷9501000 油冷700750 快冷 20034554025 55 78 159OCr13800900 缓冷

23、或约 750 快冷9501000 油冷700750 冷 18334549024 60YICr13800900 缓冷或约 750 快冷9501000 油冷700750 快冷 20034554025 55 78 1591Cr13Mo830900 缓冷或约 750 快冷9701020 油冷650750 快冷 20049068520 60 78 1922Cr13800900 缓冷或约 750 快冷920980油冷600750 快冷 22344063520 50 63 1923Cr13800900 缓冷或约 750 快冷920980油冷600750 快冷 23554073512 40 24 217Y3C

24、r1 800900 缓冷或 920980 600750 快冷 235 54 73 12 40 24 2173 约 750 快冷 油冷 0 53Cr13Mo800900 缓冷或约 750 快冷10251075 油冷200300 油、水、空冷207 HRC504Cr13800900 缓冷或约 750 快冷10501100 油冷200300 空冷 201HRC501Cr17Ni2680700 高温回火空冷9501050 空冷275350 空冷 285108010 397Cr17 880920 缓冷10101070 油冷100180 空冷 255HRC548Cr17 880920 缓冷10101070

25、 油冷100180 快冷 255HRC569Cr18 800920 缓冷10001050 油冷200300 油、空冷255HRC5511Cr17800920 缓冷10101070 油冷100180 快冷 269HRC58Y11Cr17800920 缓冷10101070 油冷100180 快冷 269HRC589Cr18Mo800900 缓冷10001050 油冷200300 空冷 269 HRC559Cr18MoV800920 缓冷10501075 油冷100200 空冷 269 HRC55表 64 经热处理的沉淀硬化型钢的力学性能热处理/ 拉伸试验 硬度试验0.2 b牌号种类 条件MPa5(%) (%)布氏硬度 HBS洛氏硬度 HRC固溶 10201060 快冷 363 380Cr17Ni4-Cu4Nb 480 时 经固溶处理后，470490 空 180 131 10 40 375 40