Z3001-420081···············································································································································································11·································································································································································12·································································································································································13·········································································································································································14·························································································································································24.1··························································································································································24.2······················································································································································24.3······································································································································································24.4······································································································································································44.5··································································································································································74.6··········································································································································84.7······························································································································································94.8·············································································································································12JAJIS······················································································14Z3001-420082121(JWES)JISZ3001:1999JISZ3001JISZ3001-11JISZ3001-22JISZ3001-33JISZ3001-44JISZ3001-4:2008JISZ30014ISO6520-1:1998:1998WeldingandalliedprocessesClassificationofgeometricimperfectionsinmetallicmaterialsPart1:Fusionwelding(MOD)(MOD)ISO/IECGuide212JISZ3001-113a)b)c)d)e))g)h)44.1JISZ3001-14.1.14.2ISOISO6520-142001imperfection2.142002defect2.24.3ISOISO6520-143001crack10043002microcrack1001longitudinalcrack4300310143004transversecrack102(localized)porosity201344005linearporosity201444006elongatedcavity2015(visibleoxidefilm)61048010scaledsurface61348011fluxresidue61413Z3001-42008ISOISO6520-148012slagresidue61548013incorrectrootgapforfilletwelds61748014fisheye14Z3001-42008JAJISJISZ3001-4:20084ISO6520-1:1998WeldingandalliedprocessesClassificationofgeometrici