Menene alakar da ke tsakanin ƙarfin jujjuyawar foil na jan karfe da elongation?

The tensile ƙarfi da elongation natsare tagullasu ne alamomi guda biyu masu mahimmanci na dukiya na zahiri, kuma akwai wata alaƙa tsakanin su, wanda kai tsaye ya shafi inganci da amincin kullin tagulla.

Ƙarfin ƙwanƙwasa yana nufin iyawar bangon jan ƙarfe don tsayayya da karaya a ƙarƙashin aikin ƙarfi, yawanci ana nunawa a cikin megapascals (MPa). Tsawaitawa yana nufin ikon kayan don jurewa nakasar filastik yayin aikin shimfidawa, wanda aka bayyana azaman kashi. The tensile ƙarfi da elongation natsare tagullaKauri da girman hatsi suna shafar lokaci guda, kuma bayanin wannan tasirin girman dole ne ya gabatar da ma'aunin girman kauri mara nauyi (T/D) azaman siga kwatance. Bambance-bambancen nau'in ƙarfin juzu'i ya bambanta a cikin jeri daban-daban na kauri-girma girman rabo, yayin da elongation yana raguwa tare da raguwar kauri lokacin da girman girman hatsi iri ɗaya ne.

A aikace aikace-aikace, kamar a yi nabuga allon kewayawa(PCBs), ma'auni masu ma'ana don ƙarfin ɗaure da haɓakawa na iya tabbatar da cewa samfurin ba shi da haɗari ga karaya ko lalacewa yayin amfani, ta haka yana tabbatar da inganci da amincin samfurin. Domin tensile gwajin na jan karfe, akwai daban-daban matsayi da kuma hanyoyin da za a tantance wadannan kaddarorin, kamar IPC-TM-650 2.4.18.1A misali, wanda aka musamman tsara domin tagulla tsare na buga kewaye allon da kuma bayar da cikakken gwaji hanyoyin da maki.

A lokacin da gwajin da tensile ƙarfi da elongation na jan karfe tsare, abubuwan da za a yi la'akari sun hada da girman da samfurin, gwajin gudun, zafin jiki yanayi, da dai sauransu Alal misali, da ASTM E345-16 misali samar da hanyoyin da tensile gwajin karfe tsare, ciki har da cikakken sigogi kamar samfurin size, gwajin gudun, da dai sauransu The GB / T 5230-1995 misali, a daya hannun, foil buƙatun ga tagulla ga igiyar igiyar ruwa ga igiyar gate, a daya hannun, da bukatun ga jan karfe gagarumi gagarumi stimulators, ciki har da tsawon gagarumi ga lantarki, da lantarki pulations stimulators. nisa tsakanin matsi, da saurin matse injin gwaji.

A taƙaice, ƙarfin ƙwanƙwasa da haɓakar foil ɗin tagulla sune mahimman alamomi don auna halayensa na zahiri, kuma alaƙarsu da hanyoyin gwaji suna da mahimmanci don tabbatar da inganci da aikace-aikacen aikace-aikacen.tsare tagullakayan aiki.