钛合金焊缝X射线照相底片黑度对灵敏度的影响

X(,471039)X,,INFLUENCEOFFILMDENSITYOFTi-ALLOYWELDONRADIOGRAPHICSENSITIVITYWangFuxi(LuoyangShipMaterialResearchInstitute)AbstractTheinfluenceoffilmdensityofTi2alloyweldonradiographicsensitivitywasanalyzedbasedontests.Itwasproposedthatfilmdensityshouldbelimitedwithinarangelessthantheonestipulatedinrelativestandards.KeywordsTi2alloyWeldRadiographySensitivity,,,,,,X,,,XX,X,11.1,,;,,,[1]1.2,1,,T,d$D$D=-0.434CLpRd1+nCXDLpXRn,Lp,$D,,1öcm-1ökVökV1001502001001502001.001.001.002.9301.5401.1500.080.120.180.4590.3730.329-0.540.541.2400.7490.59536222620006NDTVol.22No.6June2000©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,X,,X[1],JISZ3107;,2,JB4730-94D=1.23.5,JISZ3107D=1.03.5,(),,;(),,,,,,TA5,1D1=14mm,250mm;2D2=40mm,300mm,,X,,1,X,2,,X,ICM3006X,232,(D=1.23.5),(Z=12),D=1.673.15,,,,32,D=1.873.11,(Z=8),,1,3X2,3,14mm,211)kVDZ2)TiB121700.10-TiB122800.15-TiB123900.3810TiB1241000.9011TiB124a1031.2011TiB124b1061.6712TiB1251102.0013TiB125a1152.2613TiB1261203.1512TiB126a1253.5010TiB1271304.12-TiB127a1354.56-:1):XYö152024X,,800mm,5min,10mA,20,5min2)JB473012(0.25mm)321)kVDZ2)YWTi2S2211500.906YWTi2S2221601.577YWTi2S2231701.878YWTi2S2241802.37910YWTi2S2251902.6510YWTi2S2262003.11910YWTi2S2272103.507YWTi2S2282204.2067YWTi2S2292304.376:1):ICM3006X,,700mm,8min,6mA,20,5min2)JB47308(0.63mm)D1.63.2,2.20;40mm,D1.83.2,2.65,50mm()4,,,(284)462:X©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.()4.5,,:,GB8703GB4792,,,,,,,X()ÊË,:2000201228(277),ÊË,,,,,,,4(1),,,(2),1,..:,1992.2,.B.:,1988.3..:,1999.:2000201210(264)X---,X,,,D,1,.B.:,1988.27,28,72,73,84:1999208223482:©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.