16MnR钢在不同饱和硫化氢溶液应力腐蚀的试验研究

16MnRInvestigationontheStressCorrosionof16MnRSteelinDifferentSaturateH2SSolutionsThemechanismofstresscorrosionof16MnRinmediatorofsaturateH2Ssolution+011molöLNaClsolutionhaveinvestigatedbytheStablePolarizationCurvesandCon2stantDeflectionTest.Bothofhydrogeninducedcrackingandanodicdissolvecrackingexistinthemeantime.:16MnR[1],16MnR(SCC)9591802,,16MnR+011molöLNaCl111120mm16MnR,1,2+116MnRCMnSiSP(%)011681131014120101701019216MnRRbMPaRsMPaD5%U%akJöcm2544324281835714365171123;20%4©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.pH20%10%3pHH2SNaClA7010molöLB3010molöLC7011molöLD3011molöL2211ASTMG572EG2G1PriectonAppliedResearch273(PotentiossstateöGalvanostateMedel273A)Medel352CorrosionSoftware,,110cm2;232,,,110cm2[2],-200mV+200mV212[3]UC,,,Etiphot3311123416MnR(A)(B)(C)(D),252:(1)16MnRpH,pH16MnRpHAC-11135V(VS.UoHgöHgSO4=016158V,);pH3B-01960VpH3D-11050V116MnR,pH7,252216MnR,pH3,252316MnR+011molöLNaClpH7252(2)16MnRpHpH5©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.7AC-113-1105V-11275-11075V,,,16MnRpH3,,416MnR+011molöLNaClpH7252,16MnR,H2SS2-[4],,,;(),H2SH2SHS-[4],,3124:(1)16MnRCl-,,CDNaCl,[5],,,,,(5)43()A408ADCB504HICC264ADCD336ADCHIC3,ADC;HIC5(CC168,200)(2)16MnRpHCD,,pH,pH7,,,;616MnR©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.16MnRpH7pH3,,,,,(3):(HIC)(ADC):;,,,6,:;,,,,7,,,ö,67CB600UC480,200,200,pHö(A)(C)pH7,,;,,(B),pH3,,,H2S,,,(D),,,4(1)16MnRpH,,,,;(2)16MnR,,;(3)(34)7©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.GB150,,,,,,,[1],902413GB150,,10191414C):,,,2,,,,,2,,,,,,,,:(),,,,,11,21GB1501998(7),,,,,ö11.16,,1987;521.,,199231.,,199641.1Cr18Ni9Ti,,1994;451Yong,W.Congleton,J.CorrosionSci.,1992;543©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.19991JB473094JB473094,16MnR16MnR+011molöLNaCl,,X52X52JCOD,JRDRJ0105J012D0105D012,,,JCODJ012D012:()N47,,,(Pos2sion),,,,,(15CrMo)(15CrMo)(),,160,,,©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.