常用鋼板成分分析及力學(xué)性能

常用鋼材化學(xué)成分及力學(xué)性能01.碳素鋼板（一）Q235-A.F鋼表1-10鋼的化學(xué)成分化學(xué)成分％CSiMnPS0.140.22<0.070.300.60<0.045<0.050表1-11鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)冷彎試驗180o23375500>235>20d=1.5a>33.5>21>3.54>22>416375500>235>25d=1.5a表1-12鋼板的許用應(yīng)力板厚（mm）在下列溫度「C）下的許用應(yīng)力（Mpa）<2010015020025034113113113105944.51611311311310594（二）Q235-A鋼板表1-13鋼的化學(xué)成分化學(xué)成分（％）CSiMnPS0.140.220.120.300.300.65<0.045<0.050表1-14鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)冷彎試驗180o23375500>235>20d=1.5a>33.5>21>3.54>22>416375500>235>25d=1.5a>1640375500>225>24d=1.5a表1-15鋼板的許用應(yīng)力板厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<20100150200250300350表1-16鋼的化學(xué)成分匕學(xué)成分％CSiMnPS<0.220.120.30<0.70<0.045<0.04534113113341131131131139494864.516113113113113949486>1640113113113107919183(三)Q235-B鋼板表1-18鋼板的許用應(yīng)力板厚（mm）在下歹"溫度「C）下的許用應(yīng)力（Mpa）<20100150200250300350341131131131059486774.516113113113105948677>164011311310799918375(四)Q235-C鋼板表1-17鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)Akv(縱)(J)冷彎試驗180o23375500>235>20—d=1.5a>33.5>21>3.54>22>41637550>235>25>27d=1.5a>164037550>225>24>27d=1.5a表1-19鋼的化學(xué)成分化學(xué)成分％CSiMnPS<0.180.120.300.350.80<0.040<0.040表1-20鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)0CAkv(縱)(J)冷彎試驗180o23375500>235>20—d=1.5a>33.5>21>3.54>22>41637550>235>25>27d=1.5a>164037550>225>24>27d=1.5a表1-21鋼板的許用應(yīng)力板厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）

<20100150200250300350400341251251251161049586794.5161251251251161049586/9>1640125125119110101928377（五）20HP鋼板表1-22鋼的化學(xué)成分化學(xué)成分％CSiMnPS<0.22<0.350.350.65<0.035<0.035表1-23鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)Akv(橫)(J)冷彎試驗180o2.51.2>390>245>25>27d=1.5a（六）15MnHP鋼板表1-24鋼的化學(xué)成分化學(xué)成分％CSiMnPS0.120.20<0.350.651.00<0.035<0.035表1-25鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)Akv(橫)(J)冷彎試驗18Co2.51.2>440>295>26>27d=2a（七）20R鋼板表1-26鋼的化學(xué)成分化學(xué)成分％CSiMnPS<=0.200.150.300.400.90<0.035<0.030表1-27鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)0CAkv(縱)(J)冷彎試驗180o616400520>245>25>31d=2a>1636>235>3660>225>60100390510至HOO頃>205iZnU)?FAREPS>24表1-28鋼板的高溫屈服強度

板厚（mm）在下歹"溫度「C）下的屈服強度（Mpa）不小于2002503003504004502136186167153139129121>3660178161147133123116>60100164147135123113106表1-29鋼板的許用應(yīng)力板厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<201001502002503003504004254504756161331331321231101019286836141>1636133132126116104958679786141>3660133126119110101928377756141>601001281151101039284777168614102.低合金高強度鋼板（一）16MnR鋼板表29鋼的化學(xué)成分化學(xué)成分％CSiMnPS<0.200.200.551.201.60<0.035<0.030表210鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)s(%)Akv（橫）（J）冷彎試驗180°616510640>345>21>31d=2a>1636490620>325>21d=3a>3660470600>305>21>60100460590>285>20>100120450580>275>20表211鋼板的高溫屈服強度

板厚（mm）在下歹"溫度「C）下的屈服強度（Mpa）不小于2002503003504004502136255235215200190180>3660240220200185175165>60100225205185175165155>100120220200180170160150表212鋼板的許用應(yīng)力板厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<20100150200250300350400425450475616170170170170156144134125936643>1636163163163159147134125119936643>3660157157157150138125116109936643>6010015315315014112811610910393664310012015015014713812511310610093664315MnVR表213鋼的化學(xué)成分化學(xué)成分％CSiMnPSV<0.180.200.551.201.60<0.035<0.0300.040.12表214鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)Akv（橫）（J）冷彎試驗180°616530665>390>19>31d=3a>1636510645>370>19>3660490625>350>19表215鋼板的高溫屈服強度板厚（mm）在下列溫度（C）下的屈服強度（Mpa不小于2002503003504004502136295280260240220205

I>3660I280265245I225210195表216鋼板的許用應(yīng)力板厚（mm）在下列溫度「C）下的許用應(yīng)力（Mpa）<20100150200250300350400616177177177177177172159147>1636170170170170170163150138>3660163163163163163153141131(三)15MnV——N――R岡板表217鋼的化學(xué)成分化學(xué)成分%CSiMnPSVN<0.200.200.551.301.70<0.035<0.0300.100.200.0100.020表218鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)Akv（橫）（J）冷彎試驗180°616570710>440>18>34d=3a>1636550690>420>18>3660530670>400>18表219鋼板的高溫屈服強度板厚（mm）在下列溫度（C）下的屈服強度（Mpa）不小于2002503003504004502136340315290270250235>3660320300275255235220表220鋼板的許用應(yīng)力板厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<20100150200250300350400616190190190190190190175163>1636183183183183183181169156

>3660I177I177147177I177]177172159>3660I177I177147表221鋼的化學(xué)成分化學(xué)成分％CSiMnPSMoNb<0.220.150.501.201.60<0.035<0.0300.0450.0650.0250.050表222鋼板的力學(xué)性能和冷彎性能板厚(mm)6b(Mpa)6s(Mpa)Ss(%)Akv（橫）（J）冷彎試驗180°3060590740>440>17>34d=3a>60100570720>410>17表223鋼板的高溫屈服強度板厚（mm）在下歹"溫度「C）下的屈服強度（Mpa）不小于2002503003504004503060380370360350335315>60100360350340330315295表224鋼板的許用應(yīng)力板厚（mm在下歹"溫度（C）下的許用應(yīng)力（Mpa）<20100200300400425450475306019719719719719719717711760100190190190190190190177117(五)13MnNiMoNbR鋼板表225鋼的化學(xué)成分%CSiMnPSNiMoGrNb<0.150.150.501.201.60<0.025<0.0250.601.000.200.400.200.400.0250.050表226鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)Ss(%)0CAkv(橫)(J)冷彎試驗180°表227鋼板的高溫屈服強度板厚（mm）在下列溫度「C）下的屈服強度（Mpa）不小于20025030035040030100355350345335305>10012034534033532530030100570720>390>30100570720>390>18>31>100120570720>380>18>31d=3ad=3a板厚（mm在下列溫度（C）下的許用應(yīng)力（Mpa）<2010015020025030035040030100190190190190190190190190>100120190190190190190190190188表22?9鋼的化學(xué)成分%CSiMnPSNiGrMoVBPcm0.090.150.401.201.600.030<0.020<0.0300.100.300.100.300.020.06<.0030<0.20表230鋼板的力學(xué)性能和冷彎性能板厚（mm）取樣方向及部位拉伸試驗沖擊試驗冷彎試驗180°6b(Mpa)6s(Mpa)Ss(%)試驗溫度（C）Akv(J)1659橫向,1/4t610740>490>17-20>47d=3a03.低溫鋼板（-）16MnDR鋼板表39鋼的化學(xué)成分％CSiMnPSAls<0.200.150.501.201.60<0.030<0.025>0.015表310鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)S5(%)Akv(J)(橫)(J)冷彎試驗180°616490620>315>21-40C,>24d=2a>1636470600>295d=3a>3660450580>275-30C,>24

表311鋼板的許用應(yīng)力板厚（mm）在下歹"溫度「C）下的許用應(yīng)力（Mpa）<20100150200250300350616163163163156144131122>1636157157156147134122113>3660150150147138125113106>60100150147138128116106100(二)09Mn2VDF鋼鋼板表312鋼的化學(xué)成分化學(xué)成分％CSiMnPSVAls<0.120.150.501.401.80<0.030<0.0250.020.06>0.015表313鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)S5(%)Akv（橫）（J）冷彎試驗180°616440570>290>22-50C,>27d=2a>1636430560>270(三)15MnNiDR鋼板表314鋼的化學(xué)成分化學(xué)成分％CSiMnPSNiVAls<0.180.150.501.201.60<0.030<0.0250.200.60<0.06>0.015表315鋼板的力學(xué)性能和冷彎性能板厚（mm）6b(Mpa)6s(Mpa)S5(%)Akv（橫）（J）冷彎試驗180°616490630>325>20-40C,>27d=3a>1636470610>305>3660460600>290（四）09MnNiDR鋼板表316鋼的化學(xué)成分>60100450580>255化學(xué)成分％MnPSNiNbAls1.201.60<0.025<0.0200.300.80<0.04>0.015CSi表317鋼板的力學(xué)性能和冷彎性能＞板厚（mm）6b(Mpa)6s(Mpa)S5(%)Akv（橫）（J）冷彎試驗180°616440670>300>23-70°C,>27d=2a>1636430560>280>3660430560>260表318鋼板的許用應(yīng)力板厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）<20100150200250300350616147147147147147147138>1636143143143143143138128>3660143143143141134128119'(五)07MnNiCrMoVDR'鋼板表319鋼的化學(xué)成分化學(xué)成分%CSiMnPSNiGrMoVBPcm<0.090.150.401.201.60<0.030<0.0200.200.500.100.300.100.300.020.06<.0030<0.21表320鋼板的力學(xué)性能和冷彎性能板厚（mm）取樣方向及部位拉伸試驗沖擊試驗冷彎試驗180°6b(Mpa)6s(Mpa)Ss(%)試驗溫度（C）Akv(J)1650橫向，1/4t610740>490>17-40>47d=3a04.中溫抗氫鋼板（一）15CrMoR鋼板表49鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrMo0.120.180.150.400.400.70<0.030<0.0300.801.200.450.60表410鋼板的力學(xué)性能和冷彎性能板厚（mm）鋼板狀態(tài)6b(Mpa)6s(Mpa)S5(%)Akv（橫）（J）冷彎試驗180°660正火加回火450590>295>19>31d=3a>60100>275>18表411鋼板的高溫屈服強度鋼板狀態(tài)板厚（mm）在下列溫度「C）下的屈服強度（Mpa）不小于100150200250300350400450500正火加回火3660270255240225210200189179174>60100250235220210196186176167162表412鋼板的許用應(yīng)力鋼板狀態(tài)板厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）<20100150200:250300350400425-450，4755i00525550正火加回火660150150150150141131125118115112110885837>60100150150147138131123116110107104103885837(二)12Cr2Mo1R鋼板表413鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrMo<0.15<0.500.300.60<0.025<0.0252.002.500.901.10表414鋼板的力學(xué)性能和冷彎性能板厚（mm）鋼板狀態(tài)6b(Mpa)6s(Mpa)S5(%)Akv（橫）（J）冷彎試驗180°660正火加回火515690>310>18>31d=3a>60150>17表415鋼板的高溫屈服強度板厚（mm）在高溫（C）下的屈服強度（Mpa）不小于100150200250300350400450500

6150280270I260255I250245I240230I6150表416鋼板的許用應(yīng)力板厚（mm）在下列溫度「C）下的許用應(yīng)力（Mpa）<2010015020025030035040042545047550052555057561501721721691631591561531501471441198961463705.不銹鋼板(-)0Cr13鋼板表59鋼的化學(xué)成分％CSiMnPSCrNi<0.08<1.00<1.00<0.035<0.03011.5013.50<0.60表510鋼板的力學(xué)性能和冷彎性能拉伸試驗硬度試驗冷彎試驗180°6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>410>205>20<183<88<200d=2a表511GB150推薦的的高溫屈服強度板厚（mm）在下列溫度（C）下的屈服強度（Mpa）不小于100150200250300350400450500550260189184180178175168163150133108表512鋼板的許用應(yīng)力板厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）<201001502002503003504004505002601281181151131111091051029472(二)0Cr18Ni9鋼板(304)表513鋼的化學(xué)成分％CSiMnPSCrNi<0.07<1.00<2.00<0.035<0.03017.019.008.0011.00表514鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>520>205>40<187<90<200

表515GB150隹存的的高溫屈服強度板厚（mm）在下列溫度（C）下的屈服強度（Mpa）不小于100150200250300350400450500550260171155144135127123119114111106表516鋼板的許用應(yīng)力板厚（mm）在下列溫度「C）下的許用應(yīng)力（Mpa）<20100150200300400550550600650700260137137137130114107100916442271371141039685797471624227(三)1Cr18Ni9Ti鋼板表517鋼的化學(xué)成分％CSiMnPSCrNiTi<0.12<1.00<2.00<0.035<0.03017.019.008.0011.005(C%-0.02)0.80表518鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>540>205>40<187<90<200(四)0Cr18Ni10Ti鋼板(321)表519鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrNiTi<0.08<1.00<2.00<0.035<0.03017.019.009.0012.00>5XC%表520鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>520>205>40<187<90<200表521GB150推薦的的高溫屈服強度板厚（mm）在下列溫度（C）下的屈服強度（Mpa）不小于100150200250300350400450500550260I171155144135I127123I120117114111表260I171板厚（mm）在下列溫度「C）下的許用應(yīng)力（Mpa）<20100150200300400500550600650700260137137137130114108103834425131371141039685807674442513(五)0Cr17Ni12Mo2鋼板(316)表523鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrNiMo<0.08<1.00<2.00<0.035<0.03016.0018.0010.0014.002.003.00表524鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>520>205>40<187<90<200表525GB150推薦的的高溫屈服強度板厚（mm）在下列溫度（C）下的屈服強度（Mpa）不小于100150200250300350400450500550260175161149139131126123121119117表526鋼板的許用應(yīng)力板厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<201001502003004005005506006507002601371371371341181111071058150301371171079987827978735030(六)0Cr18Ni12Mo2Ti鋼板表527鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrNiMoTi<0.08<1.00<2.00<0.035<0.03016.0019.0011.0014.001.802.50>5XC滄0.70

表528鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>530>205>35<187<90<200表529GB150推薦的的高溫屈服強度板厚（mm）在下列溫度「C）下的屈服強度（Mpa）不小于100150200250300350400450500550260175161149139131126123121119117表530鋼板的許用應(yīng)力板厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）<2010015020025030035040045047550065026013713713713412511811311110910810750137117107999387848281807950(七)0Cr19Ni13Mo3鋼板表531鋼的化學(xué)成分％CSiMnPSCrNiMo<0.08<1.00<2.00<0.035<0.03018.0020.0011.0015.003.004.00表532鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>520>205>40<187<90<200表533GB150推薦的的高溫屈服強度板厚（mm）在下歹"溫度（C）下的屈服強度（Mpa）不小于100150200250300300350350400450400550500550260175161149139131131126126123121123117119117表534鋼板的許用應(yīng)力板厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）<20100150:200；30030040040045047550065055060065070026013713713713411811811111110910810750105815030”37*17101998787828281|807915078|735030(八)00Cr19Ni10鋼板(304L)表535鋼的化學(xué)成分％CSiMnPSCrNi<0.030<1.00<2.00<0.035<0.03018.0020.008.0012.00表536鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>480>177>40<187<90<200表537GB150推薦的的高溫屈服強度板厚（mm）在下列溫度「C）下的屈服強度（Mpa）不小于10015020025030030035035040045040055045050055026014513112211410913110412612312110111798119117表538鋼板的許用應(yīng)力板厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）<20100150200250300:30041004■5047535065040060042570026011811811811010311898111109108945091818930118978781768773828180695067736630(九)00Cr17Ni14Mo2鋼板(316L)表539鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrNiNiMo<0.030<1.00<2.000.0350.03018.0020.008.0012.0012.0015.002.003.00表540鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>480>177>40<187<90<200表541GB150推薦的的高溫屈服強度板厚（mm）在下列溫度（C）下的屈服強度Mpa）不小于100150200250300300350350400450400550450500550

I260145130120Illi105Il311100Il261231219611793119117表5I260板厚(mm)在下歹"溫度（C）下的許用應(yīng)力（Mpa）<2010015020025(3003004004504753506504006004257004254502601181181171081001189511110910890508681893085841189787807487708281806750647366306362(十)00Cr19Ni13Mo3鋼板表543鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrNiNiMo<0.030<1.00<2.000.0350.03018.0020.008.0012.0011.0015.003.004.00表544鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HBHRBHV>480>177>40<187<90<200表545GB150推薦的的高溫屈服強度板厚（mm）在下歹"溫度（C）下的屈服強度（Mpa）不小于100150200250300350400450260175161149139131126123121表546鋼板的許用應(yīng)力在下列溫度「C）下的許用應(yīng)力](Mpa)板厚（mm<201001502002503003004004504753506504006004254254502601181181181181181181181111091081135011181891101091181171079993878782818084508273668181(十"一)00Cr18Ni5Mo3Si2鋼板表547鋼的化學(xué)成分化學(xué)成分％CSiMnPSCrNiNiMoN<0.0301.302.001.002.000.0300.03018.0019.008.0012.004.505.502.503.0000.10

表548鋼板的力學(xué)性能拉伸試驗硬度試驗6b(Mpa)60.2(Mpa)S5(%)HEHRE，HV>590>390>20—<30<300表549GB150推薦的的高溫屈服強度板厚（mm）在下歹"溫度「C）下的屈服強度（Mpa）不小于100150200250300225315285260250245表550鋼板的許用應(yīng)力板厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<20100150200250300225197197178163156153（十二）鐵素體型或馬素體型鋼板表551鋼的化學(xué)成分（％鋼號CSiMnPSCrNi其它0Cr13AL<0.081.001.000.0350.03011.5014.500.60Al0.100.301Cr13<0.151.001.000.0350.03011.5013.500.601Cr15<0.121.001.000.0350.03014.0016.000.601Cr17<0.120.751.000.0350.03016.0018.000.6000Cr27Mo0.0100.400.400.0300.02025.0027.000.50Mo0.751.50<0.01500Cr30Mo20.0100.400.400.0300.02028.0032.000.50Mo1.502.50<0.015表552鋼板的力學(xué)性能和冷彎性能鋼號鋼板狀態(tài)拉伸試驗硬度試驗冷彎試驗180°6b(Mpa)60.2(Mpa)5(%)HBHRE.HV0Cr13Al退火>410>177>2018388200a<8mm,d=aa>8mm,d=2

（十三）奧氏體型鋼管表553鋼的化學(xué)成分（％）鋼號CSiMnPSCrNi其它1Cr18Ni9<0.15<1.00<2.00<0.035<0.03017.0019.008.0010.000Cr19Ni9N<0.08<1.00<2.50<0.035<0.03018.0020.007.0010.50N0.100.2500Cr18Ni10N<0.030<1.00<2.00<0.035<0.03017.0019.008.5011.50N0.120.220Cr23Ni13<0.08<1.00<2.00<0.035<0.03022.0024.0012.0015.000Cr26Ni20<0.08<1.00<2.00<0.035<0.03024.0026.0019.0022.000Cr17Ni2Mo2N<0.08<1.00<2.00<0.035<0.03016.0018.0010.0014.0Mo2.003.00N0.100.2200Cr17Ni13Mo2N<0.030<1.00<2.00<0.035<0.03016.5018.5010.5014.50Mo2.003.00N0.100.2200Cr18Ni14Mo2Cu2<0.030<1.00<2.00<0.035<0.03017.0019.012.0016.00Mo1.202.75Cu1.002.500Cr18Ni12Mo2Cu2<0.08<1.00<2.00<0.035<0.03017.0019.0010.0014.00Mo1.201Cr13退火>440>205>2020093210d=2a1Cr15退火>450>205>2218388200d=2a1Cr171Cr13退火>440>205>2020093210d=2a1Cr15退火>450>205>2218388200d=2a1Cr17退火>450>205>2218388200d=2a00Cr27Mo退火>410>245>2219090200d=2a00Cr30Mo2退火>450>295>2220995220d=2a2.75CU1.002.500Cr18Ni16Mo5<0.040<1.00<2.50<0.035<0.03016.0019.0015.0017.00Mo4.006.000Cr18Ni11Nb<0.08<1.00<2.00<0.035<0.03017.0019.009.0013.00Nb>10XC0Cr18Ni13Si4<0.083.05.00<2.00<0.035<0.03015.0020.0011.6015.00（十四）奧氏體--鐵素體型鋼板表555鋼的化學(xué)成分鋼號化學(xué)成分（％）CSiMnPSCrNi其它0Cr26Ni5Mo2<0.08<1.00<1.50<0.035<0.03023.0028.003.006.00Mo1.003.00表556鋼板的力學(xué)性能和冷彎性能鋼號鋼板狀態(tài)拉伸試驗硬度試驗冷彎試驗180°6b(Mpa)60.2(Mpa)S5(%)HBHREHV0Cr26Ni5Mo2固溶>590>390>18<277<29<292a<8mm,d=aa>8mm,d=206碳素鋼和低合金高強度鋼鋼管（-）GB8163中的10和20鋼管（無縫管）表610鋼的化學(xué)成分鋼號化學(xué)成分（%CSiMnPSNiCrCu100.070.140.170.370.350.65<0.035<0.035<0.25<0.15<0.25200.170.240.170.370.350.65<0.035<0.035<0.25<0.25<0.25表611鋼管的力學(xué)性能鋼號壁厚（mm）6b(Mpa)6s(Mpa)S5(%)10<15335475>205>2420<15390530>245>20

鋼號1020壁厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）鋼號1020壁厚（mm）在下列溫度（C）下的許用應(yīng)力（Mpa）<20100150200250300350400425450475<1011211210810192837771696141<101301301301231101019286836141表612鋼管的許用應(yīng)力表613鋼的化學(xué)成分鋼號化學(xué)成分（%CSiMnPSNiCrCu100.070.140.170.370.350.65<0.035<0.035<0.25<0.15<0.25200.170.240.170.370.350.65<0.035<0.035<0.25<0.25<0.25表614鋼管的力學(xué)性能鋼號壁厚（mm）6b(Mpa)6s(Mpa)35(%)Aku(J)10<16330490>20520<16410550>245表615鋼管的許用應(yīng)力鋼號壁厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<2010015020025030035040042545047510<161121121081019283777169614120<161371371321231101019286836141（三）GB6479中的10、20G16Mn和15MnV鋼管（無縫管）表616鋼的化學(xué)成分鋼號化學(xué)成分（％CSiMnPSVCu100.070.140.170.370.350.65<0.035<0.040—<0.2520G0.170.240.170.370.350.65<0.035<0.035—<0.2516Mn0.120.200.200.601.201.60<0.040<0.040—<0.2515Mn\/0.120.180.200.601.201.60<0.040<0.0400.040.12<0.25

表617鋼管的力學(xué)性能鋼號壁厚（mm）6b(Mpa)6s(Mpa)S5(%)Aku(J)10<16335490>205>24—1740>19520G<16410550>245>24>491740>23516Mn<16490670>320>21>591740>31015MnV<16510690>350>19>591740>340表618鋼管的許用應(yīng)力鋼號壁厚(mm)在下歹"溫度「C）下的許用應(yīng)力（Mpa）<2010015020025030035040042545047510<16112112108101928377716961411740112110104988979746866614120G<161371371321231101019286836141174013713212611610495867978614116Mn<16163163163159147135126119936643174016316316315314112911911693664315MnV<16170170170170166153141129———1740170170170170159147135126———07?低溫鋼管（一）GB6479中的10、20G和16Mn鋼管（無縫管）表79鋼管的化學(xué)成分鋼號化學(xué)成分（％CSiMnPSCu100.070.140.170.370.350.65<0.035<0.040<0.2520G0.170.220.170.370.350.65<0.035<0.035<0.2516Mn0.120.200.200.601.201.60<0.040<0.040<0.25表710鋼管的拉伸性能鋼號壁厚（mm）6b(Mpa)6s(Mpa)S5(%)10<16335490>205>241740>19520G<16410550>245>241740>23516Mn<16490670>320>211740>310表711鋼管的沖擊性能鋼號最后沖擊試驗溫度（C）試樣方向Akv(J)試樣尺寸（mm）10X10X555X10X5510-30縱向>18>1220G-20>18>1216Mn-40>21>14（二）09Mn2VD鋼管（無縫管）表712鋼管的化學(xué)成分鋼號化學(xué)成分（％CSiMnPSV09Mn2VK0.120.170.351.401.80<0.025<0.0250.030.06表713鋼管的拉伸性能鋼號壁厚（mm）6b(Mpa)6s(Mpa)S5(%)09Mn2VD<16450600>300>23表714鋼管的沖擊性能鋼號最后沖擊試驗溫度（C）試樣方向Akv(J)試樣尺寸（mm）「10X10X557.5X10X555X10X5509Mn2VD-70縱向>21>18>1408.中溫抗氫鋼管（一）GB9948中的12CrMo和15CrMo鋼管（無縫管）表810鋼的化學(xué)成分鋼號化學(xué)成分（％CSiMnPSCrMo12CrMo0.080.150.170.370.400.70<0.035<0.0350.400.700.400.5515CrMo0.120.180.170.370.400.70<0.035<0.0350.801.100.400.55表811鋼管的力學(xué)性能鋼號壁厚（mm）6b(Mpa)6s(Mpa)S5(%)Aku(J)HB12CrMo<16410560>205>21>55<15615CrMo<16440640>235>21>47<170表812鋼管的許用應(yīng)力鋼號壁厚⑴皿）,,在下列溫度「6下的許用應(yīng)力（Mpa）<2010020025030035040045050052555012CrMo<1612811310195898377747150—15CrMo<16147132116110101958986835837(二)GB6479中的12CrMo15CrMo10MoWVNb12Cr2Mo和1Cr5Mo鋼管(無縫管)表813鋼的化學(xué)成分（％鋼號CSiMnPSCrMo12CrMo0.080.150.170.370.400.70<0.035<0.0350.400.700.400.5515CrMo0.120.180.170.370.400.70<0.035<0.0350.801.100.400.5510MoWVN0070.130.500.800.500.80<0.040<0.030—0.600.9012Cr2Mo0.080.15<0.500.400.70<0.035<0.0352.002.500.901.201Cr5Mo<0.15<0.50<0.60<0.035<0.0304.006.000.450.60表814鋼管的力學(xué)性能鋼號壁厚（mm6b(Mpa)6s(Mpa)S5(%)aku(J/cm2)12CrMo<16410560>205>21>691740>195>23515CrMo440640>225>21>591740<16>29510MoWVNb一470670>19>7817>28540>28012Cr2Mo450600>20協(xié)商1740>270>1951Cr5Mo390590>22>1181740>185表815鋼管的許用應(yīng)力鋼號壁厚（mm）在下歹"溫度（C）下的許用應(yīng)力（Mpa）<2010020030040045050052555057560012CrMo<161281131018977747150------1740122110988674716850------15CrMo<161471321161018986835837----1740141126110958683795837----10MoWVNb<1615715715614713512697--------174015715715014112911997--------12Cr2Mo<1615015014412911611089614637--174015015013812311010489614637--1Cr5Mo<1612211010195898662463526181740116104958983796246352618（三）GB5310中的12Cr1MoV鋼管（無縫管）表816鋼的化學(xué)成分（％鋼號CSiMnPSCrMoV12Cr1MoV0.080.150.170.370.400.70<0.035<0.0350.901.200.250.350.150.30表817鋼管的力學(xué)性能鋼號壁厚（mm）6b(Mpa)6s(Mpa)S5(%)aku(J)12Cr1MoV<16470640>255>21>59表818鋼管的許用應(yīng)力鋼號壁厚（mm在下列溫度「C)下的許用應(yīng)力(Mpa)<20鋼號壁厚（mm12Cr1MoVf<16147144126110104988982573509.不銹鋼管（一）GB/T14976中的鋼管表99鋼的化學(xué)成分鋼號化學(xué)成分（％CSiMnPSNiCrMo其它0Cr130.080.600.800.0350.030<0.6012.0014.000Cr18Ni0.071.002.000.0350.0308.0011.0017.0019.000Cr18Ni10Ti0.081.002.000.0350.0308.0012.0017.0019.00—Ti>5C%0Cr17Ni12Mo20.081.002.000.0350.03010.0014.0016.0018.52.003.000Cr18Ni12Mo2Ti0.081.002.000.0350.03011.0014.0016.0019.001.802.50Ti>5C%r0.700Cr19Ni13Mo30.081.002.000.0350.03011.0015.0018.0020.003.004.0000Cr19Ni100.0301.002.000.0350.0308.0012.0018.0020.00■■00Cr17Ni14Mo20.0301.002.000.0350.03012.0015.0016.0018.002.003.0000Cr19Ni13Mo30.0301.002.000.0350.03011.0015.0018.0020.003.004.001Cr18Ni9Ti0.121.002.000.0350.0308.0011.0017.0019.00Ti>5(C%-0.02)0.080Cr26Ni5Mo20.081.001.500.0350.0303.006.0023.0028.001.003.00—表910鋼管的常溫拉伸性能鋼號鋼管狀態(tài)壁厚（mm)6b(Mpa)6s(Mpa)S5(%)0Cr13退火<18>370>180>220Cr18Ni固溶<18>520>205>35

0Cr18Ni10Ti固溶<18>520>205>350Cr17Ni12Mo2固溶<18>520>205>350Cr18Ni12Mo2Ti固溶<18>530>205>350Cr19Ni13Mo3固溶<18>520>205>3500Cr19Ni10固溶<18>480>175>3500Cr17Ni14Mo2固溶<18>480>175>3500Cr19Ni13Mo3固溶<18>480>175>351Cr18Ni9Ti固溶<18>520>205>350Cr26Ni5Mo2固溶<18>590>390>18表911GB150推薦的的高溫屈服強度鋼號在下列溫度「C）下的屈服強度（Mpa）不小于201001502002503003504004505005500Cr132051891841801781751681631501331080Cr18Ni2051711551441351271231191141111060Cr18Ni10Ti205171551441351271231201171141110Cr17Ni12Mo22051751611491391311261231211191170Cr18Ni12Mo2Ti2051751611491391311261231211191170Cr19Ni13Mo320517516114913913112612312111911700Cr19Ni1017514513112211410910410198----00Cr17Ni14Mo21751451301201111051009693----00Cr19Ni13Mo3175145161149139131126123121----

表9-12鋼管的許用應(yīng)力鋼號壁厚（mm）在下列溫度「C）下的許用應(yīng)力（Mpa）<201002003004004505005506006507000Cr13<1812411811310910294823816----0Cr18Ni<18137137130114107103100916442271371149685/976747162422/0Cr18Ni10Ti<18137137130114108105103834425131371149685807876744425130Cr17Ni12Mo2<181371371341181111091071058150301371179987828179787350300Cr18Ni12Mo2Ti<1813713713411811110910713711799878281790Cr19Ni13Mo3<1813713713411811110910710581503013711799878281797873503000Cr19Ni10<181181181109891118978173670OCr17Ni14Mo2<1811811810895868411897807064620OCr19Ni13Mo3<181181181181181111091181179878281（二）GB13296中的鋼管鋼號化學(xué)成分（％CSiMnPSNiCrMo其它0Cr18Ni9<0.07<0.102.000.0350.0308.0011.0017.0019.00----1Cr18Ni9Ti<0.12<1.002.000.0350.0308.0011.0017.0019.00li>5x(c%-0.02)0.800Cr18Ni10Ti<0.08<0.102.000.0350.0309.0012.0017.0019.00Ti>5xc%00Cr19Ni100.030<0.102.000.0350.0308.0012.0018.0020.00——0Cr17Ni12Mo2<0.08<0.102.000.0350.03010.0014.0016.0018.502.003.00--0Cr18Ni12Mo2Ti<0.08<0.102.000.0350.03011.0014.0016.0019.001.802.50Ti>5xc%0.7000Cr17Ni14Mo20.030<0.102.000.0350.03012.0015.0016.0019.002.003.00--0Cr19Ni13Mo3<0.08<0.1011.0016.003.00--

2.000.0350.03015.0018.004.0000Cr19Ni13Mo30.030<0.102.000.0350.03011.0015.0018.0020.003.004.00--1Cr17<0.12<0.751.000.0350.03016.0018.00—00Cr27Mo<0.10<0.400.400.0350.030<0.5025.0027.000.751.50N<0.0151Cr18Ni90.040.10<0.102.000.0350.0308.0011.0018.0020.000Cr23Ni13<0.08<0.102.000.0350.03012.0015.0022.0024.00——0Cr25Ni20<0.08<0.102.000.0350.03019.0022.0024.0025.00—0Cr18Ni11Nb<0.08<0.102.000.0350.0309.0013.0017.0019.00—Nb>10xc%0Cr18Ni13Si4<0.083.005.002.000.0350.03011.5015.0015.0020.000Cr26Ni5Mo2<0.08<0.101.500.0350.0303.006.0023.0028.001.003.00—表914鋼管的常溫力學(xué)性能鋼號壁厚（mr）6b(MPa)60.2(MPa)3(%)HRB0Cr18Ni9<13>520>205>35〈901Cr18Ni9Ti<13>550>205>40-0Cr18Ni10Ti<13>520>205>35〈9000Cr19Ni10<13>480>175>35〈900Cr17Ni12Mo2<13>520>205>35〈900Cr18Ni12Mo2Ti<13>530>205>35〈9000Cr17Ni14Mo2<13>480>175>40-0Cr19Ni13Mo3<13>520>205>35-00Cr19Ni13Mo3<13>480>175>35-1Cr17<13>410>245>20-00Cr27Mo<13>410>245>20〈901Cr18Ni9<13>520>205>35〈900Cr23Ni13<13>520>205>35〈900Cr25Ni20<13>520>205>35〈900Cr18Ni11Nb<13>520>205>35〈900Cr18Ni13Si4<13>520>205>35〈950Cr26Ni5Mo2<13>590>390>18HRC〈29

表9-15GB150推薦的鋼管高溫屈服強度鋼號壁厚（mr）在下列溫度「C）下的屈服強度（MPa不小于201001502002503003504004505000Cr18Ni9<1320517115514413512/1231191141110Cr18Ni10li<132051711551441351271231201171140Cr17NI12Mo2<1320517516114913913112612312111900Cr19NI10<1317514513112211410910410198—表9-16鋼管的許用應(yīng)力鋼號壁厚（mm在下列溫度（C）下的許用應(yīng)力（MPa）<201002003004004505005506006507000Cr18NI9<1313/13/13011410/1031009164422713/1149685797674716242270Cr18NI10TI<1313713/130114108105103834425131371149685807876744425130Cr17NI12Mo2<131371371341181111091071058150301371179987828179787350300Cr18NI12Mo2TI<1313713713411811110910713711799878281790Cr19NI13Mo3<1313713713411811110910710581503013711799878281797873503000Cr19NI10<1311811811098911189781736700Cr17NI14Mo2<13118118108958684118978070646200Cr19NI13Mo3<131181181181181111091181179987828110.碳素鋼和低溫合金鋼鍛件表10-1常用鋼號鋼鍛件標(biāo)準(zhǔn)鋼號備注JB4726-9420,35,16MnV,20MnMo,20MnMoNb,15CrMo,12Cr1MoV,12Cr2Mo1,1Cr5Mo壓力容器用碳素鋼和低合金鋼鍛件（一）20鋼鍛件表10-2鋼的化學(xué)成分化學(xué)成分（％CSIMnMoCrSPNICu其他公稱厚度（mm）熱處理狀態(tài)db(MP)ds(MP)S5(%)Akv(J)HB<100正火-\11I"ILJ370520>215>24>271021390.170.240.170.370.350.65--<0.25<0.0351<0.035表10-3鋼鍛件的常溫力學(xué)性能<0.25<0.25表10-公稱厚度表10-公稱厚度（mm）在下列溫度「C）下的d0.2（MP不小于20100150200250300350400450<100215191181167152137127118113/nn公稱厚度（mm）在下歹"溫度（C）下的許用應(yīng)力<20100150200250300350400425450475<1001231191131049586797472614135鋼鍛件的許用應(yīng)力化學(xué)成分（％CSiMnMoCrSP化學(xué)成分（％CSiMnMoCrSPNiCu其他0.320.400.170.370.500.80--<0.25<0.035<0.035<0.25<0.25--)6化學(xué)成分表10表10-7―鋼鍛件的常溫力學(xué)性能表10-公稱厚度（mm）熱處理狀態(tài)回火溫度（C）db(MP)ds(MP)S5(%)Akv(J)HB<100正火510670>265>18>20136200>100300正火加回火>590490640>255>18>20130190表10-公稱厚度（mm）在下列溫度（C）下的d0.2（MP不小于20100150200250300350400450<100265235225205186172157147137>100300255230220200181167152142132公稱厚度（mm）在下歹"溫度（C）下的許用應(yīng)力<20100150200250300350400425450475<10016661471411291161089892856141>1003001591441381261131049589856141（三）16Mn鋼鍛件表10-10化學(xué)成分化學(xué)成分（％

CSiMnMoCrSPNiCu其他0.120.200.200.601.201.60--<0.30<0.035<0.035<0.30<0.25--公稱厚度（mm）熱處理狀態(tài)回火溫度「C）db(MP)ds(MP)S5(%)Akv(J)HB<300正火加回火>600450600>275>19>34121178公稱厚度（mm）在下列溫度（C）下的d0.2（MP不小于20100150200250300350400450<300275245235215205186176167162表10-13鋼鍛件的許用應(yīng)力公稱厚度（mm）在下歹"溫度（C）下的許用應(yīng)力<20100150200250300350400425450475<300150150147135129116110104926643（四）15MnV鋼鍛件表10-14化學(xué)成分化學(xué)成分（％CSiMnMeCrSPNiCuV0.120.180.200.601.201.60--<0.30<0.035<0.035<0.30<0.250.040.10表10-15鋼鍛件的常溫力學(xué)性能公稱厚度（mm）熱處理狀態(tài)回火溫度（C）db(MP)ds(MP)S5(%)Akv(J)HB<300正火加回火>600470620>315>18>34126185表10-16GB150標(biāo)準(zhǔn)推薦的高溫屈服強度公稱厚度（mm）在下列溫度（C）下的d0.2（MP不小于20100150200250300350400450<300315285265250235215205181172表10-17鋼鍛件的許用應(yīng)力公稱厚度（mm）在下列溫度（C）下的許用應(yīng)力（MPa）<20100150200250300350400<300157157157156147139126113（五）20MnM（鋼鍛件表10-18化學(xué)成分化學(xué)成分（％CSiMnMoCrSPNiCu0.170.230.170.371.101.400.200.35<0.30<0.035<0.035<0.30<0.25

公稱厚度（mm）熱處理狀態(tài)回火溫度「C）db(MP)ds(MP)S5(%)Akv(J)HB<300調(diào)質(zhì)>600530700>370>18>41156208>300500510680>355>18>41136201>500700490660>340>18>34130196表10-20JB4726對鋼鍛件高溫屈服強度的規(guī)定公稱厚度（mm）不小于在下列溫度（C）下的d0.2（MP200250300350400450<300305295285275260240>300500290280270260245225>500700285275265255240220表10-21鋼鍛件的許用應(yīng)力公稱厚度（mm）在下列溫度（C）下的許用應(yīng)力(MPa)<20100150200250300350400425450475500<3001771771771771771771771631561318449>3005001701701701701701691631531471318449>5007001631631631631631631591501441318449（六）20MnMoNb鋼鍛件表10-22化學(xué)成分化學(xué)成分（％CSiMnMoNbCrSPNiCu0.170.230.170.371.301.600.450.650.0250.050<0.30<0.035<0.035<0.30<0.25注：對真空碳脫氧鋼，允許Si含量小于或等于0.12%表10-23鋼鍛件的常溫力學(xué)性能公稱厚度（mm）熱處理狀態(tài)回火溫度（C）db(MP)ds(MP)S5(%)Akv(J)HB<300調(diào)質(zhì)630620790>470>16>41185235>300500610780>460>16>41180233表10-24JB4726對鋼鍛件高溫屈服強度的規(guī)定公稱厚度（mm）在下列溫度（C）下的d0.2（MP不小于200250300350400450<300405395385370355335>300500405395385370355335

公稱厚度（mm）在下列溫度「C）下的許用應(yīng)力（MPa）<20100150200250300350400425450475<300207207207207207207207207177177117>300500203203203203203203203203203177117（七）15CrMo鋼鍛件表10-26化學(xué)成分化學(xué)成分（％CSiMnMoCrSPNiCu0.120.180.170.370.400.700.450.650.801.25<0.035<0.035<0.30<0.25注：對真空碳脫氧鋼，允許Si含量小于或等于0.12%表10-27鋼鍛件的常溫力學(xué)性能公稱厚度（mm）熱處理狀態(tài)回火溫度（C）db(MPds(MP)S5(%)Akv(J)HB<300正火加回火或調(diào)質(zhì)>620440610>275>20>34118180>300500430600>255>19>34115178表10-28JB4726對鋼鍛件高溫屈服強度的規(guī)定公稱厚度（mm）在下列溫度（C）下的d0.2（MP不小于200250300350400450500<300220210196186176167162>300500200190176167157152147表10-2915CrMo鋼鍛件的許用應(yīng)力公稱厚度（mm）在下列溫度(C)下的許用應(yīng)力（MPa)<20100150200250300350400425450475500525550<300147147147138132123116110107104103885837>30050014314313512611911010498969593885837（八）35CrMo鋼鍛件表10-30化學(xué)成分化學(xué)成分（％CSiMnMoCrSPNiCu0.320.400.170.370.400.700.150.250.801.10<0.035<0.035<0.30<0.25注：對真空碳脫氧鋼，允許Si含量小于或等于0.12%表10-31鋼鍛件的常溫力學(xué)性能公稱厚度（mm）熱處理狀態(tài)回火溫度（C）db(MPds(MP)S5(%)Akv(J)HB<300正火加回火或調(diào)質(zhì)>680440610>255>19>34118180>300500430600>245>19>34115178

公稱厚度（mm）在下列溫度「C）下的er0.2（MP不小于200250300350400450<30037036035335320295>300500370360350335320295表10-33一鋼鍛件的許用應(yīng)力公稱厚度（mm）在下歹U溫度（C）下的許用應(yīng)力（MPa)<20100150200250300350400425450475500525<3002072072072072072072072001941501117950>3005002032032032032032032032001941501117950（九）12Cr1MoV鋼鍛件表10-34化學(xué)成分化學(xué)成分（%CSiMnMoCrSPNiCu0.080.150.170.370.400.700.250.350.901.20<0.035<0.035<0.30<0.25注：對真空碳脫氧鋼，允許Si含量小于或等于0.12%表10-35鋼鍛件的常溫力學(xué)性能公稱厚度（mm）熱處理狀態(tài)回火溫度（C）eb(MP)es(MP)S5(%)Akv(J)HB<300調(diào)質(zhì)580620790>440>15>27185235>300500610780>430>15>20180233表10-36JB4726對鋼鍛件高溫屈服強度的規(guī)定公稱厚度（mm）在下列溫度（C）下的e0.2（MP不小于：200250300350400450500<300200190176167157152142>300500200190176167157152142表10-37―鋼鍛件的許用應(yīng)力公稱厚度（mm）在下列溫度（C）下的許用應(yīng)力（MPa）<20100150200250300350400425450475500525550575<3001471441351261191101049896959289825735>3005001431411311261191101049896959289825735（十）12Cr2Mo1鋼鍛件化學(xué)成分（%CSiMnMoCrSPNiCu<0.15<0.500.300.600.901.102.002.50<0.030<0.030<0.30<0.25注：對真空碳脫氧鋼，允許Si含量小于或等于0.12%表10-38鋼鍛件的常溫力學(xué)性能公稱厚度（mm）熱處理狀態(tài)回火溫度「C）db(MPds(MP)S5(%)Akv(J)HB<300正火加回火或調(diào)質(zhì)>680510680>310>18>41136201>300500500670>300>18>41133200表10-39JB4726對鋼鍛件高溫屈服強度的規(guī)定公稱厚度（mm）在下列溫度（C）下的d0.2（MP不小于200250300350400450500<30026025525245240230215>300500255250245240235225215表10-40―鋼鍛件的許用應(yīng)力公稱厚度（mm）在下歹"溫度（C）下的許用應(yīng)力（MPa)<20100150200250300350400425450475500525550575<30017017016916315915615315014714411989614637>30050016716716615915615315014714414111989614637（十八一）1Cr5Mo鋼鍛件表10-41化學(xué)成分化學(xué)成分（％CSiMnMoCrSPNiCu<0.15益0.500.600.450.654.006.00<0.030<0.030<0.50<0.25注：對真空碳脫氧鋼，允許Si含量小于或等于0.12%表10-42鋼鍛件的常溫力學(xué)性能公稱厚度（mm）熱處理狀態(tài)回火溫度（C）db(MPds(MP)S5(%)Akv(J)HB<500正火加回火或調(diào)質(zhì)>680510760>390>18>34174229公稱厚度（mm）在下列溫度（C）下的d0.2（MP不小于20100150200250300350400450500<500390355340330325320315305285255表10-44―鋼鍛件的許用應(yīng)力公稱厚度（mm）在下列溫度（C）下的許用應(yīng)力（MPa）<20100150200250300350400425450475500525550575600<500197197197197197197197190136107836246352618TT表11-1中國常用鋼號鋼材標(biāo)準(zhǔn)鋼號備注JB4727-9420D,16MnD,09Mn2VD,09MnNiD,16MnMoD