中英文對(duì)照版 ASTM B594 2019 鋁合金形變產(chǎn)品超聲波檢測(cè)標(biāo)準(zhǔn)慣例

B594-19B594-19#/23僅供參考不連續(xù)C級(jí)適用于非驗(yàn)收區(qū)域Indicationsfromasingleisolateddiscontinuityshallnotexceedtheresponsefroma%4in.

(3.18mm)flat-bottomholeattheestimateddiscontinuitydepth?

在預(yù)估深度內(nèi)，波幅W8/64in.(3.18mm)平底孔波幅的單個(gè)不連續(xù)。PermissibleDiscontinuities允許不連續(xù)Evaluateddiscontinuityindicationsgreaterthanthoseincludedinthefourspecifiedclassesshallbe

permittedintheinspectedproductifitisestablishedthattheywillberemovedbymachiningorthat

theyarelocatedinnon-criticalareasnotdesignatedasClassC.如評(píng)定的不連續(xù)大于四個(gè)規(guī)定等級(jí)中的值，只要在隨后的機(jī)械加工中的可被移除，或這些不連

續(xù)位于未被指定為C級(jí)的非關(guān)鍵區(qū)域，則允許。Report報(bào)告Whenrequiredbythepurchaser,areportshallbepreparedandshallincludethedateoftestandalist

ofparametersincludingthetype(modelnumber)ofinstrumentandsearchunit,thetestmethod,

frequency,thecouplant,andanycorrectionfactorsemployedfortheinspection.當(dāng)采購(gòu)商要求報(bào)告時(shí)，報(bào)告應(yīng)填寫檢測(cè)日期和參數(shù)明細(xì)表，此表包含儀器型號(hào)和探頭的類型(型

號(hào))，檢測(cè)方法、頻率、耦合劑及檢測(cè)所用的任何修正系數(shù)。Preparationofadrawingshowingthelocationofallsignificantdiscontinuitiesintheinspected

productisrecommendedwhentheultimaterejectionoracceptanceoftheproductistobedetermined

bynegotiationbetweenthemanufacturerandthepurchaser.當(dāng)買賣雙方協(xié)定最終驗(yàn)收產(chǎn)品時(shí)，建議制作一份顯示被檢產(chǎn)品中所有重要不連續(xù)位置的圖紙，

以用于拒絕或接受產(chǎn)品。Theidentificationofanacceptableproductisdesirableandisrecommended.Forthispurpose,a

suitablestampshouldbeemployedtoindicateconformancetothisultrasonicpractice.The

recommendedstampforidentifyingacceptableproductsshouldcontainasymbol"U"and

identificationoftheinspectionfacilityandtheinspector.AnexampleisshowninFig.4.建議合格產(chǎn)品最好標(biāo)有識(shí)別碼。因此，采用一個(gè)合適印章體現(xiàn)出與本標(biāo)準(zhǔn)的一致性。對(duì)合格產(chǎn)

品的推薦印章可以是“U”形符號(hào)，以及檢測(cè)設(shè)備和檢驗(yàn)員的標(biāo)識(shí)碼。如圖4所示。|.(44.5mm)［刻 一ViJ(12.7mm) 乞“—(19.0mm)J(12.7mm)ASTMSpaceforproducer'snameortrademark.

為制造商的名稱或商標(biāo)所預(yù)留空間。一ViJ(12.7mm) 乞“—(19.0mm)J(12.7mm)ASTMSpaceforproducer'snameortrademark.

為制造商的名稱或商標(biāo)所預(yù)留空間。Spacefortestoperator'sidentificationnumberorproducer'sinternalcode

forcontrolpurposes.用于質(zhì)量控制目的的檢驗(yàn)員識(shí)別號(hào)或生產(chǎn)商內(nèi)部代碼的空間。Spaceforproducer'splantidentificationcodeletterornumber.

為制造商的工廠標(biāo)識(shí)碼、字母或號(hào)碼的空間。Identificationofapplicablediscontinuityclass(A,B,C,orZforzonedparts

containingmorethanonediscontinuityclass).不連續(xù)評(píng)級(jí)的識(shí)別(A、B、C或乙用于含一個(gè)以上不連續(xù)評(píng)級(jí)的分區(qū)部件)Numberofthisstandard.

本標(biāo)準(zhǔn)號(hào)FIG.4RecommendedIdentificationStampforAcceptableProducts驗(yàn)收產(chǎn)品的推薦標(biāo)示PrecisionandBias精度和偏差Noinformationispresentedabouteithertheprecisionorbiasofultrasonicinspectionforpresenceof

discontinuitiessincesuchinspectionsarebasedoncomparativeclassificationsagainstreference

blocks.本檢測(cè)法沒(méi)有關(guān)于超聲波不連續(xù)檢測(cè)準(zhǔn)確度或偏差的信息，因?yàn)楸緳z測(cè)法是基于與對(duì)比試塊的

對(duì)比。Keywords

關(guān)鍵詞aerospace;aluminum-alloywroughtproducts;ultrasonicinspectionSUMMARYOFCHANGES變更概述CommitteeB07hasidentifiedthelocationofselectedchangestothisstandardsincethelastissue(B594-13)

thatmayimpacttheuseofthisstandard.(ApprovedMay1,2019.)自前次發(fā)布(ASTMB