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TKY管节点相贯焊缝超声波探伤工艺的研究.pdf

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TKY   100088 TKY!"#$%&'()*+,-./01234)*56 789:;<!%=>?@A)*BCDEFGHIJKLM@A!NOPQRST ?UVWIXYZ[+\]!R^ _`a"#$%& STUDYONTHETECHNOLOGYOFULTRASONICTESTINGOF T-K-Y-SHAPEDTUBULARWELDEDCONNECTIONS MADe-zhiSHENXian-huiDUANBin CentralResearchInstituteofBuildingConstructionofMCC AbstractThetechnologyofultrasonictestingonT-K-Y-shapedtubularweldedconnectionsisstudiedinthispaper. Withthecomputeraidedprogram,wecandividetheweldseamintodifferenttestareasselecttheprobewithproperly refractionangleandlocatethepositionofdefects.Practiceprovedthatwiththismethod,wecanimprovethetestingratioof defectsandcangetwelleffectinthequalitycontrolofT-K-Y-shapedtubularweldedconnections. Keywords:Ultrasonictesting;Tubularconnections;Weld  !"#$ %&%'()*+,-%./01234567897:;<=>?@/AB CDEFGHI+2JGHKLM(NHGHKOGHKP GHKQMRGHKSTTKYKUVWKXYNGZ[I\ ]+^_`a(bcdefNYg2GHK+bcd^_h[ijV"+klefm noVNpqrstNTKYKVWGZ+bcdefuGZvwxyz#{ +mn|}~€+^_‚ƒ„…NTKYKGZbcdef3†‡ˆ‰Š‹Œ Žef‘’\]+^“”N•–TKYKGZ—‘’˜GZef3‚” a+{™šQ3™›"#œ žŸŸžŸŸMRKHv¡¢GZMRKHv¡¢GZMRKHv¡¢GZŸŸ 1.1MRK£`R+V¤¥¦`aTvKKvKQYvK0§1¨©       1 bcddefg5hijk5hijkdd 1.2TKYKGZ TKYKGZ0§2¨©ª«¥¦GHa¬ª«­®¯/°DEª«a¬±GZM (ABCD²0*1¨© l156  ²³´Iµ ¶+·¸      A180135 B15050  C7530   D4515 dbbbmmbbdd ­¹BC/ººa¬AB²GZ»¼½C²GZ»¼½¾IM¼½¿ÀÁ¶G ZÂÃD²¹(Á¶GZ(•–ÄÅ+GHÆÇvwRÈ+ÆǶÉoÊË­VWÌÍ +¥¦ÎŽtΎ­™›3/ÆÇ+Ï3QGHj|Ð}DIÑG½ÒTKYKG Z/“{ӔԒ+\]A²QB²tÕGZvwxyÖ¥×ØÙÚtÛ\]+ÜÝ Þß|Ù+Ð} àŸŸáâãKVWGZef}KVWGZef}ŸŸ 1GZvwxyBC/TKYH`ªäåRF`¿HVWæH ¹ªÏçOÕ(èéê ëGuGZ(ìív,-îÌGZbcdef `aïð¡($Riñ(ïð ò¿GZ+Yóïð^_„…bcde`côFRi ñ+Võ (ö÷eF+Hø (,-î 2ñù­BC/|ÙIMñ6mm$úu/ñû(5mm+ü|Ù pýGZivªþÿN\]dv+Üñù#¹+e# defdô Ïñù2ÙN\]Ö¥+}ÉoÙ 3ef î”ÎŽGZ(ìív,-îÌbcdefef eF Ri* +Hø +î”ÊËGZ¥¦ª«o­ªÝΎ„…\]Ö¥ª#+g¶ ‡ˆ¯aî”!Õ!o