Isikali soBulukhuni beRockwell: HRE HRF HRG HRH HRK

1.HRE UvavanyoIsikalikwayePi-rinciple:· Uvavanyo lobunzima be-HRE lusebenzisa i-indenter yebhola yentsimbi eyi-1/8-intshi ukuze lucinezele kumphezulu wezinto phantsi komthwalo we-100 kg, kwaye ixabiso lobunzima bezinto limiselwa ngokulinganisa ubunzulu bokuxinana.

① Iintlobo zezinto ezisebenzayo: Zisebenza kakhulu kwizinto zesinyithi ezithambileyo ezifana ne-aluminium, i-copper, i-lead alloys kunye nezinye iintsimbi ezingezizo ezentsimbi.

② Iimeko eziqhelekileyo zokusetyenziswa: Ulawulo lomgangatho kunye novavanyo lobunzima beentsimbi ezikhanyayo kunye nee-alloys. Uvavanyo lobunzima bee-aluminium eziphosiweyo kunye nee-die castings. ·Uvavanyo lwezinto kwimizi-mveliso yombane neye-elektroniki.

③ Iimpawu kunye neenzuzo: ·Isebenza kwizinto ezithambileyo: Isikali se-HRE sifanelekile ngokukodwa kwizinto zesinyithi ezithambileyo kwaye sibonelela ngovavanyo oluchanekileyo lobunzima. Umthwalo ophantsi: Sebenzisa umthwalo ophantsi (100 kg) ukuze uphephe ukubotshwa kakhulu kwezinto ezithambileyo. Ukuphindaphinda okuphezulu: I-indenter yebhola yentsimbi inika iziphumo zovavanyo ezizinzileyo neziphindaphindwayo kakhulu.

④ Amanqaku okanye imida: Ukulungiswa kwesampulu: Umphezulu wesampulu kufuneka ube tyaba kwaye ucoceke ukuqinisekisa ukuchaneka kweziphumo zokulinganisa. Imida yezinto: Ayisebenzi kwizinto eziqinileyo kuba i-indenter yebhola yentsimbi inokonakala okanye ivelise iziphumo ezingachanekanga. Ukugcinwa kwezixhobo: Izixhobo zovavanyo kufuneka zilinganiswe kwaye zigcinwe rhoqo ukuqinisekisa ukuchaneka nokuthembeka komlinganiselo.

2.Uvavanyo lwe-HRFIsikalikwayePi-rinciple: Uvavanyo lobunzima be-HRF lusebenzisa i-indenter yebhola yentsimbi eyi-1/16-intshi ukuze lucinezele kumphezulu wezinto phantsi komthwalo we-60 kg, kwaye ixabiso lobunzima bezinto limiselwa ngokulinganisa ubunzulu bokuncitshiswa.

① Iintlobo zezinto ezisebenzayo: · Isebenza kakhulu kwizinto zesinyithi ezithambileyo kunye nezinye iiplastiki, ezifana ne-aluminium, i-copper, i-lead alloys kunye nezinye izinto zeplastiki ezinobunzima obuphantsi.

② Iimeko eziqhelekileyo zokusetyenziswa: Ulawulo lomgangatho kunye novavanyo lobunzima beentsimbi ezikhanyayo kunye nee-alloys. ·Uvavanyo lobunzima beemveliso zeplastiki kunye neenxalenye. Uvavanyo lwezinto kwimizi-mveliso yombane neye-elektroniki.

③ Iimpawu kunye neenzuzo: Isebenza kwizinto ezithambileyo: Isikali se-HRF sifanelekile ngokukodwa kwizinto zesinyithi neplastiki ezithambileyo, sinika uvavanyo oluchanekileyo lobunzima. Umthwalo ophantsi: Sebenzisa umthwalo ophantsi (60 kg) ukuze uphephe ukugoba kakhulu kwezinto ezithambileyo. Ukuphindaphinda okuphezulu: I-indenter yebhola yentsimbi inika iziphumo zovavanyo ezizinzileyo neziphindaphindwayo kakhulu.

④ Amanqaku okanye imida: · Ukulungiswa kwesampulu: Umphezulu wesampulu kufuneka ube tyaba kwaye ucoceke ukuqinisekisa ukuchaneka kweziphumo zokulinganisa. ·Imida yezinto: Ayifanelekanga kwizixhobo eziqinileyo njengoko i-indenter yebhola yentsimbi inokonakala okanye ivelise iziphumo ezingachanekanga. ·Ukugcinwa kwezixhobo: Izixhobo zovavanyo zifuna ukulinganiswa rhoqo kunye nokugcinwa ukuqinisekisa ukuchaneka kunye nokuthembeka kokulinganisa.

3. Isikali sovavanyo lwe-HRG kunye noMgaqoUvavanyo lobunzima be-HRG lusebenzisa i-indenter yebhola yentsimbi eyi-1/16 intshi ukuze lucinezele kumphezulu wezinto phantsi komthwalo we-150 kg, kwaye lumisela ixabiso lobunzima bezinto ngokulinganisa ubunzulu bokunamathela.

① Iintlobo zezinto ezisebenzayo: Zilungele kakhulu izinto zesinyithi eziphakathi ukuya kweziqinileyo, ezifana neentsimbi ezithile, isinyithi esityhidiweyo kunye nekhabhayithi eqinisiweyo.

② Iimeko eziqhelekileyo zokusetyenziswa: Ulawulo lomgangatho kunye novavanyo lobunzima bentsimbi kunye neenxalenye zesinyithi ezibunjiweyo. Uvavanyo lokuqina kwezixhobo kunye neenxalenye zoomatshini. Ukusetyenziswa kwezixhobo zobunzima obuphakathi ukuya kobuphezulu kwimizi-mveliso.

③ Iimpawu kunye neenzuzo: Uluhlu olubanzi lwesicelo: Isikali se-HRG sifanelekile kwizixhobo zesinyithi eziphakathi ukuya kweziqinileyo kwaye sibonelela ngovavanyo oluchanekileyo lobunzima. ·Umthwalo ophezulu: Sisebenzisa umthwalo ophezulu (150 kg) kwaye sifanelekile kwizixhobo ezinobunzima obuphezulu. Ukuphindaphinda okuphezulu: I-indenter yebhola yentsimbi inika iziphumo zovavanyo ezizinzileyo neziphindaphindwayo kakhulu.

④ Amanqaku okanye imida: Ukulungiswa kwesampulu: Umphezulu wesampulu kufuneka ube tyaba kwaye ucoceke ukuqinisekisa ukuchaneka kweziphumo zokulinganisa. Imida yezinto: Ayifanelekanga kwizixhobo ezithambileyo kakhulu, njengoko i-indenter yebhola yentsimbi inokucinezela ngaphezulu kwisampulu, nto leyo ebangela iziphumo zokulinganisa ezingachanekanga. Ukugcinwa kwezixhobo: Izixhobo zovavanyo kufuneka zilinganiswe kwaye zigcinwe rhoqo ukuqinisekisa ukuchaneka nokuthembeka komlinganiselo.

4. Isikali sovavanyo lwe-HRH① kunye noMgaqoUvavanyo lobunzima be-HRH lusebenzisa i-indenter yebhola yentsimbi eyi-1/8 intshi ukuze lucinezele kumphezulu wezinto phantsi komthwalo we-60 kg, kwaye ixabiso lobunzima bezinto limiselwa ngokulinganisa ubunzulu bokunamathela.

① Iintlobo zezinto ezisebenzayo: Zilungele kakhulu izinto zesinyithi ezinobunzima obuphakathi ezifana nee-alloys zobhedu, ii-alloys ze-aluminium kunye nezinye izinto zeplastiki eziqinileyo.

② Iimeko eziqhelekileyo zokusetyenziswa: Ulawulo lomgangatho kunye novavanyo lobunzima beeshiti zesinyithi kunye neepayipi. Uvavanyo lobunzima beesinyithi ezingezizo i-ferrous kunye nee-alloys. ·Uvavanyo lwezinto kwimizi-mveliso yokwakha neyeemoto.

③ Iimpawu kunye neenzuzo: Uluhlu olubanzi lokusetyenziswa: Isikali se-HRH sifanelekile kwiindidi ezahlukeneyo zezinto zobunzima obuphakathi, kubandakanya iintsimbi kunye neeplastiki. Umthwalo ophantsi: Sebenzisa umthwalo ophantsi (60 kg) kwizinto zobunzima obuthambileyo ukuya kobuphakathi ukuze uphephe ukubotshwa okugqithisileyo. Ukuphinda-phinda okuphezulu: I-indenter yebhola yentsimbi inika iziphumo zovavanyo ezizinzileyo neziphindaphindwayo kakhulu.

④ Amanqaku okanye imida: Ukulungiswa kwesampulu: Umphezulu wesampulu kufuneka ube tyaba kwaye ucoceke ukuqinisekisa ukuchaneka kweziphumo zokulinganisa. Imida yezinto: Ayifanelekanga kwizinto eziqinileyo kuba i-indenter yebhola yentsimbi inokonakala okanye ivelise iziphumo ezingachanekanga. Ukugcinwa kwezixhobo: Izixhobo zovavanyo kufuneka zilinganiswe kwaye zigcinwe rhoqo ukuqinisekisa ukuchaneka nokuthembeka komlinganiselo.

5. Isikali sovavanyo lwe-HRK kunye noMgaqo:Uvavanyo lobunzima be-HRK lusebenzisa i-indenter yebhola yentsimbi eyi-1/8 intshi ukuze lucinezele kumphezulu wezinto phantsi komthwalo we-150 kg, kwaye ixabiso lobunzima bezinto limiselwa ngokulinganisa ubunzulu bokuxinana.

① Iintlobo zezinto ezisebenzayo: Zifaneleke kakhulu kwizinto eziqinileyo ezifana neekhabhide ezithile ezifakwe isamente, intsimbi kunye nesinyithi esityhidiweyo. Zikwafanelekile nakwiintsimbi ezingeyo-ferrous ezinobunzima obuphakathi.

② Iimeko eziqhelekileyo zokusetyenziswa: Ukwenziwa kunye nolawulo lomgangatho wezixhobo ze-carbide ezifakwe isamente kunye neenkuni. Uvavanyo lokuqina kweendawo zoomatshini kunye neendawo zesakhiwo. Ukuhlolwa kwesinyithi esityhidiweyo kunye nentsimbi.

③ Iimpawu kunye neenzuzo: Uluhlu olubanzi lwezicelo: Isikali se-HRK sifanelekile kwizixhobo eziqala kwizinto eziphakathi ukuya kweziqinileyo, sinika uvavanyo oluchanekileyo lobunzima. Umthwalo ophezulu: Sebenzisa umthwalo ophezulu (150 kg), ofanelekileyo kwizixhobo ezinobunzima obuphezulu, ukuqinisekisa ukuchaneka kweziphumo zovavanyo. Ukuphindaphinda okuphezulu: I-indenter yebhola yentsimbi inika iziphumo zovavanyo ezizinzileyo neziphindaphindwayo kakhulu.

④ Amanqaku okanye imida: Ukulungiswa kwesampulu: Umphezulu wesampulu kufuneka ube tyaba kwaye ucoceke ukuqinisekisa ukuchaneka kweziphumo zokulinganisa. Imida yezinto: Kwizinto eziqinileyo kakhulu okanye ezithambileyo, i-HRK isenokungabi lolona khetho lufanelekileyo, kuba i-indenter yebhola yentsimbi inokucinezela kakhulu okanye icinezele isampuli, nto leyo ekhokelela kwiziphumo zokulinganisa ezingachanekanga. Ukugcinwa kwezixhobo: Izixhobo zovavanyo kufuneka zilinganiswe kwaye zigcinwe rhoqo ukuqinisekisa ukuchaneka nokuthembeka komlinganiselo.