1. HRA

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRA gikoresha indimu ya diyama, kanda hejuru yibintu munsi ya 60 kg. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Bikwiriye cyane kubikoresho bikomeye, nka karbide ya sima, ibyuma bito, hamwe no gutwikira.

* Ibisanzwe Bikoreshwa:

-Gucunga ubuziranenge no kugerageza ibikoresho bya sima ya sima, harimoimyitozo ikomeye ya karbide.

-Gupima neza kwifata rikomeye no kuvura hejuru.

-Ibikorwa byo mu nganda birimo ibikoresho bikomeye.

* Ibiranga ibyiza:

-Bikwiranye nibikoresho bikomeye cyane: Igipimo cya HRA kirakwiriye cyane cyane gupima ubukana bwibikoresho bikomeye, bitanga ibisubizo nyabyo byikizamini.

-Icyerekezo Cyiza: Indente ya diamant itanga ibipimo nyabyo kandi bihamye.

-Ibisubirwamo Byinshi: Uburyo bwikizamini butanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

2. HRB

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRB gikoresha icyuma cya 1/16 cyumupira wumupira, kanda hejuru yibikoresho munsi yumutwaro wa kg 100. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Bikwiriye cyane cyane ibyuma byoroshye, nka aluminium, umuringa, hamwe nicyuma cyoroshye.

* Ibisanzwe Bikoreshwa:

-Gucunga ubuziranenge no kugerageza gukomera kwibyuma bidafite fer nibicuruzwa byoroshye.

-Gupima neza ibicuruzwa bya plastiki.

-Igeragezwa ryibikoresho mubikorwa bitandukanye byo gukora.

* Ibiranga ibyiza:

-Bikwiranye nicyuma cyoroshye: Igipimo cya HRB kirakwiriye cyane cyane gupima ubukana bwibyuma byoroshye, bitanga ibisubizo nyabyo byikizamini.

-Umutwaro uciriritse: Koresha umutwaro uciriritse (100 kg) kugirango wirinde kwishira hejuru mubikoresho byoroshye.

-Ibisubirwamo Byinshi: Indangantego yumupira itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho bikomeye, nkaimyitozo ikomeye ya karbide, nk'icyuma cy'umupira w'icyuma gishobora kwangirika cyangwa gutanga ibisubizo bidahwitse.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

1. 3.HRC

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRC gikoresha indimu ya diyama, kanda hejuru yibintu munsi yumutwaro wa kg 150. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Birakwiriye cyane cyane ibyuma bikomeye hamwe n'amavuta akomeye.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no kugerageza gukomera ibyuma bikomeye, nkaimyitozo ikomeye ya karbideibyuma.

-Igeragezwa ryimyitozo ya casting ikomeye no kwibagirwa.

-Ibikorwa byo mu nganda birimo ibikoresho bikomeye.

* Ibiranga ibyiza:

-Bikwiranye nibikoresho bikomeye: Igipimo cya HRC kirakwiriye cyane cyane gupima ubukana bwibyuma bikomeye hamwe nudusembwa, bitanga ibisubizo nyabyo byikizamini.

-Umutwaro muremure: Koresha umutwaro muremure (150 kg), ubereye ibikoresho bikomeye.

-Ibisubirwamo Byinshi: Indenter ya diamant itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho byoroshye cyane kuko umutwaro muremure ushobora gutera indentation ikabije.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

4.HRD

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRD gikoresha indimu ya diyama, kanda hejuru yibintu munsi yumutwaro wa kg 100. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Byinshi bikwiranye nicyuma gikomeye hamwe nuruvange rukomeye.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no kugerageza ibyuma bikomeye hamwe na alloys.

-Gupima neza ibikoresho nibikoresho bya mashini.

-Ibikorwa byo mu nganda birimo ibikoresho bikomeye.

* Ibiranga ibyiza:

-Bikwiranye n'ibikoresho bikomeye: Igipimo cya HRD kirakwiriye cyane cyane gupima ubukana bw'ibyuma bikomeye hamwe n'amavuta, bitanga ibisubizo nyabyo by'ibizamini.

-Icyerekezo Cyiza: Indente ya diamant itanga ibipimo nyabyo kandi bihamye.

-Ibisubirwamo Byinshi: Uburyo bwikizamini butanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho byoroshye cyane kuko umutwaro muremure ushobora gutera indentation ikabije.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

5.HRH

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRH gikoresha 1/8 santimetero yumupira wicyuma, kanda hejuru yibikoresho munsi ya 60 kg. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Bikenewe cyane kubikoresho byoroheje byoroheje, nka aluminium, umuringa, ibinyobwa bisembuye, hamwe nibyuma bimwe na bimwe bidafite fer.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no kugerageza ibyuma byoroheje hamwe na alloys.

-Gupima neza ibice bya aluminiyumu n'ibice bipfa.

-Igeragezwa ryibikoresho mu nganda zamashanyarazi na elegitoroniki.

* Ibiranga ibyiza:

-Bikwiranye nibikoresho byoroheje: Igipimo cya HRH kirakwiriye cyane cyane gupima ubukana bwibikoresho byoroshye, bitanga ibisubizo nyabyo byikizamini.

-Umutwaro wo hasi: Koresha umutwaro wo hasi (60 kg) kugirango wirinde kwishira hejuru mubikoresho byoroshye.

-Ibisubirwamo Byinshi: Indangantego yumupira itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho bikomeye, nkaimyitozo ikomeye ya karbide, nk'icyuma cy'umupira w'icyuma gishobora kwangirika cyangwa gutanga ibisubizo bidahwitse.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

6.HRK

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRK gikoresha icyuma cya 1/8 cyumupira wumupira, kanda hejuru yibikoresho munsi yumutwaro wa kg 150. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Birakwiriye cyane kubikoresho biciriritse bigoye cyane, nkibyuma bimwe na bimwe, ibyuma bikozwe mucyuma, hamwe nuruvange rukomeye.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no kugerageza ibyuma hamwe nicyuma.

-Gupima neza ibikoresho nibikoresho bya mashini.

-Ibikorwa byo mu nganda kubikoresho biciriritse kugeza hejuru.

* Ibiranga ibyiza:

-Ibisabwa Byinshi: Igipimo cya HRK gikwiranye nibikoresho byoroshye-bigoye cyane, bitanga ibisubizo nyabyo byikizamini.

-Umutwaro muremure: Koresha umutwaro muremure (150 kg), ubereye ibikoresho bikomeye.

-Ibisubirwamo Byinshi: Indangantego yumupira itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho byoroshye cyane kuko umutwaro muremure ushobora gutera indentation ikabije.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

7.HRL

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRL gikoresha 1/4 santimetero yumupira wumupira, ukanda hejuru yibikoresho munsi ya 60 kg. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Bikwiriye cyane kubikoresho byoroheje byoroheje hamwe na plastiki zimwe na zimwe, nka aluminium, umuringa, amavuta yo kwisiga, hamwe nibikoresho bya pulasitike byo hasi.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no kugerageza ibyuma byoroheje hamwe na alloys.

-Gupima neza ibicuruzwa bya plastike nibice.

-Igeragezwa ryibikoresho mu nganda zamashanyarazi na elegitoroniki.

* Ibiranga ibyiza:

-Bikwiranye nibikoresho byoroshye: Igipimo cya HRL kirakwiriye cyane cyane gupima ubukana bwibyuma byoroheje nibikoresho bya pulasitike, bitanga ibisubizo nyabyo byikizamini.

-Umutwaro muto: Koresha umutwaro wo hasi (60 kg) kugirango wirinde kwishira hejuru mubikoresho byoroshye.

-Ibisubirwamo Byinshi: Indangantego yumupira itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho bikomeye, nkaimyitozo ikomeye ya karbide, nk'icyuma cy'umupira w'icyuma gishobora kwangirika cyangwa gutanga ibisubizo bidahwitse.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

8.HRM

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRM gikoresha icyuma cya 1/4 cyumupira wumupira, kanda hejuru yibikoresho munsi yumutwaro wa kg 100. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Birakwiriye cyane cyane kubikoresho biciriritse biciriritse hamwe na plastiki zimwe na zimwe, nka aluminium, umuringa, amavuta avanze, hamwe nibikoresho bya pulasitiki bigoye.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no gukomera kwumucyo kugeza hagati ibyuma bikomeye hamwe na alloys.

-Gupima neza ibicuruzwa bya plastike nibice.

-Igeragezwa ryibikoresho mu nganda zamashanyarazi na elegitoroniki.

* Ibiranga ibyiza:

-Bikwiranye n'ibikoresho biciriritse: Igipimo cya HRM kirakwiriye cyane cyane gupima ubukana bw'ibyuma biciriritse biciriritse n'ibikoresho bya pulasitike, bitanga ibisubizo nyabyo by'ibizamini.

-Umutwaro uciriritse: Koresha umutwaro uringaniye (100 kg) kugirango wirinde kwishongora bikabije mubikoresho bigoye.

-Ibisubirwamo Byinshi: Indangantego yumupira itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho bikomeye, nkaimyitozo ikomeye ya karbide, nk'icyuma cy'umupira w'icyuma gishobora kwangirika cyangwa gutanga ibisubizo bidahwitse.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

9.HRR

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRR gikoresha icyuma cya 1/2 cyumupira wumupira, kanda hejuru yibikoresho munsi ya 60 kg. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Bikenewe cyane kubikoresho byuma byoroheje hamwe na plastiki zimwe na zimwe, nka aluminium, umuringa, amavuta yo kwisiga, hamwe nibikoresho bya pulasitiki byo hasi.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no kugerageza ibyuma byoroheje hamwe na alloys.

-Gupima neza ibicuruzwa bya plastike nibice.

-Igeragezwa ryibikoresho mu nganda zamashanyarazi na elegitoroniki.

* Ibiranga ibyiza:

-Bikwiranye nibikoresho byoroshye: Igipimo cya HRR kirakwiriye cyane cyane gupima ubukana bwibyuma byoroheje nibikoresho bya pulasitike, bitanga ibisubizo nyabyo byikizamini.

-Umutwaro wo hasi: Koresha umutwaro wo hasi (60 kg) kugirango wirinde kwishira hejuru mubikoresho byoroshye.

-Ibisubirwamo Byinshi: Indangantego yumupira itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho bikomeye, nkaimyitozo ikomeye ya karbide, nk'icyuma cy'umupira w'icyuma gishobora kwangirika cyangwa gutanga ibisubizo bidahwitse.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

10.HRG

* Uburyo bwo Kwipimisha n'Ihame:

-Ikizamini gikomeye cya HRG gikoresha icyuma cya 1/2 cy'umupira w'icyuma, kanda hejuru yibikoresho munsi ya kg 150. Agaciro gakomeye kagenwa no gupima ubujyakuzimu bwa indentation.

* Ubwoko bwibikoresho bikoreshwa:

-Birakwiriye cyane kubikoresho byicyuma gikomeye, nkibyuma bimwe na bimwe, ibyuma bikozwe, hamwe nuruvange rukomeye.

* Ibisanzwe Bikoreshwa:

-Kugenzura ubuziranenge no kugerageza ibyuma hamwe nicyuma.

-Gupima neza ibikoresho nibikoresho bya mashini, harimoimyitozo ikomeye ya karbide.

-Ibikorwa byo mu nganda kubikoresho bikomeye.

* Ibiranga ibyiza:

-Ibisabwa Byinshi: Igipimo cya HRG gikwiranye nibikoresho bikomeye, bitanga ibisubizo byukuri.

-Umutwaro muremure: Koresha umutwaro muremure (150 kg), ubereye ibikoresho bikomeye.

-Ibisubirwamo Byinshi: Indangantego yumupira itanga ibisubizo bihamye kandi bisubirwamo.

* Ibitekerezo cyangwa aho bigarukira:

-Itegurwa ry'icyitegererezo: Ubuso bw'icyitegererezo bugomba kuba bworoshye kandi busukuye kugirango harebwe ibisubizo nyabyo.

-Imipaka ntarengwa: Ntibikwiye kubikoresho byoroshye cyane kuko umutwaro muremure ushobora gutera indentation ikabije.

-Ibikoresho byo gufata neza ibikoresho: Guhindura buri gihe no gufata neza ibikoresho byo gupima birakenewe kugirango tumenye neza kandi byizewe.

Umwanzuro

Umunzani ukomeye wa Rockwell ukubiyemo uburyo butandukanye bwo kugerageza ubukana bwibikoresho bitandukanye, kuva byoroshye cyane kugeza bikomeye. Buri gipimo gikoresha indente zitandukanye nu mutwaro kugirango bapime ubujyakuzimu bwa indentation, batanga ibisubizo nyabyo kandi bisubirwamo bikwiranye no kugenzura ubuziranenge, gukora, no gupima ibikoresho mu nganda zitandukanye. Kubungabunga ibikoresho bisanzwe no gutegura icyitegererezo ni ngombwa kugirango harebwe ibipimo byizewe. Kurugero,imyitozo ikomeye ya karbide, mubisanzwe birakomeye cyane, birageragezwa neza ukoresheje umunzani wa HRA cyangwa HRC kugirango hamenyekane ibipimo bikomeye kandi bihamye.

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