brinell pakeke o te waro paipa maitai

Brinell pakeke (HB) ki te tetahi diameter o te pōro maitai ranei pōro tungsten carbide, aki ki te mata tauira o te kaha whakamātautau i whakaritea (F), i muri i te wa pupuri i mua i whakaritea i muri i te kaha whakamātautau maturuturunga iho, te diameter o te inenga tauira mata nuku (L).Ko te kaha o te whakamatautau pakeke o Brinell kua wehea e te waahanga o te waahi porohita o te waahi.Ki te HBS (Ball Ball Ball Ball) te wae N/mm2 (MPa).Ko te tauira: kei hea: F – ka pehia ki roto i te mata whakarewa o te kaha whakamatautau tauira, N;D – whakamatautau te diameter poroporo maitai, mm;d – nuku te diameter toharite mm.He tika ake, he pono hoki te ine i te pakeke o Brinell, engari ko te tikanga he 450N/mm2 (MPa) noa iho te whakamahi a HBS o te mea whakarewa, mo te rino uaua, he pepa angiangi ranei NA.Paerewa maitai, Brinell pakeke ko te tino whakamahia whānuitia, me te maha mea e te pakeke o te rauemi, te diameter indentation d e rua pūmanawa me te watea.

Brinell pakeke Ko te tikanga tino whakamahia whānuitia i roto i te waro maitai putorino whakamātautau pakeke,.Ko tenei tikanga e whakamahi ana i te mea tuatahi, na tona tohu, na reira ko nga uara pakeke e pa ana ki te tauira whakahaere microsegregation nga kai he iti noa te paanga, ko nga tohu hua whakamatautau ka tauhiuhia he tohu iti, he pai te whakaputa, ka taea te whakaata i te pakeke o te rauemi.

Tikanga: I roto i te kaha rapunga kua tohua, ka pehia tetahi diameter o te poro maitai ki roto i te mata tauira kia mau tonu te waa, katahi ka tango i te kaha kua kitea, ko te inenga diameter o te pehanga i runga i te mata tauira, ka taea te tatau i runga i te Ko te diameter o te pehanga tohu pehanga e tohu ana i te waahi gravure.Ko te kaha o te whakamatautau pakeke o Brinell kua wehea e te waahanga o te waahi porohita o te waahi.Waeine 9.807N/mm.The indentation Big maitai pōro aki ki te hohonu, iti uara pakeke​​;vice versa uara pakeke ki te uru.


Wā tuku: Oketopa-15-2019