1.hre Xeem ntawvNplEEMthiabPRandiple:· Lub HRRE Hardness Test siv ib qho 1/8-nti steel pob indenter mus nias rau hauv cov khoom nyob rau hauv cov khoom siv yog txiav txim los ntawm ntsuas qhov ntsuas qhov tob.
Hom Khoom Siv Khoom Siv Khoom Siv Khoom Siv: Feem ntau yuav tsum soft hlau cov ntaub ntawv xws li txhuas, tooj liab, ua alloys thiab qee cov hlau uas tsis muaj hlau.
② Cov Kev Tso Cai Ib Yam: Kev tswj kom zoo thiab kev sim ua kom tawv ntawm lub teeb hlau thiab alloys. Hardness ntsuas ntawm cam khwb cia txhuas thiab tuag castingings. · Khoom siv hauv kev lag luam hluav taws xob thiab hluav taws xob.
Cov yam ntxwv zoo thiab qhov zoo: Lub HRE Nplai yog qhov tshwj xeeb rau softer cov ntaub ntawv thiab muab cov khoom siv hardness. Cov Thauj Khoom Muag: Siv cov load qis dua (100 kg) kom tsis txhob muaj kev cuam tshuam ntev ntawm cov khoom muag muag. Kev ua kom rov ua tiav: Cov steel pob indenter muab ruaj khov thiab muaj txiaj ntsig tau yooj yim.
④ Cov Lus Cim lossis Txwv: Qauv Npaj: Cov qauv saum toj no yuav tsum tau tiaj thiab huv si kom ntseeg tau qhov tseeb ntawm qhov ntsuas tau. Txwv cov khoom txwv: tsis muaj feem xyuam rau cov khoom siv nyuaj vim tias cov hlau pob indenter yuav raug puas tsuaj lossis tsim cov txiaj ntsig tsis raug. Cov cuab yeej saib xyuas: Cov khoom sim yuav tsum tau ntsuas thiab tswj kom muaj qhov tseeb thiab kev ntseeg tau ntawm qhov ntsuas.
2.HRF TESTNplEEMthiabPrab txaug: Lub HRF Hardness siv tau ib qho 1/16-nti Hlau Pob Indenter mus nias rau hauv cov khoom nyob hauv qab ntawm cov khoom siv tau txiav txim los ntawm ntsuas qhov tob.
Siv cov khoom siv ntau yam uas muaj zog: · Siv cov khoom siv me me hlau thiab qee cov yas uas, tooj liab, ua rau alloys yas nrog qis hardness.
② Cov Kev Tso Cai Ib Yam: Kev tswj kom zoo thiab kev sim ua kom tawv ntawm lub teeb hlau thiab alloys. · Kev kuaj cov khoom ntawm cov khoom lag luam yas thiab cov khoom. Cov Khoom Taw Ntsuam Hauv Kev Lag Luam Hluav Taws Xob thiab Hluav Taws Xob.
③ Nta thiab cov txiaj ntsig: Siv tau rau cov khoom muag muag: HRF nplai yog tsim nyog tshwj xeeb rau softer hlau thiab cov ntaub ntawv yas, muab cov khoom siv tawv tawv. Tsawg load: Siv ib lub nra hnyav (60 kg) kom tsis txhob muaj kev nkag siab ntev ntawm cov khoom muag muag. Kev ua kom rov ua tiav: Cov steel pob indenter muab ruaj khov thiab muaj txiaj ntsig tau yooj yim.
· Notes lossis txwv: · Kev Npaj: Cov qauv saum npoo yuav tsum tau tiaj thiab huv si kom ntseeg tau qhov tseeb ntawm qhov ntsuas tau. · Cov kev txwv tsis tsim nyog: tsis haum rau cov ntaub ntawv nyuaj npaum li cov hlau pob pob hluav taws yuav raug puas tsuaj lossis ua cov txiaj ntsig tsis raug. · Kev tu cov khoom lag luam: Cov khoom kuaj yuav tsum muaj kev ntsuas tsis tu ncua thiab kev saib xyuas kom ntseeg tau qhov tseeb thiab kev ntseeg tau.
3. HRG Kuaj nplai thiab txoj ntsiab cai: HRG Hardness Ntsuas siv 1/16 nti hlau pob indenter rau hauv cov khoom sib ceg hauv qab cov khoom siv los ntawm kev ntsuas qhov tob.
Hom Khoom Siv Khoom Siv: feem ntau haum rau nruab nrab rau cov ntaub ntawv tawv hlau, xws li qee cov hlau thiab cemented carbide.
② Cov Kev Tso Cai Ib Yam: Kev tswj kom zoo thiab kev sim ua kom tawv nqaij hlau thiab nrum hlau chaw. Hardness kuaj ntawm cov cuab yeej thiab tshuab feem. Muaj cov ntawv thov ntawm nruab nrab rau cov ntaub ntawv hardness siab.
Cov yam ntxwv thiab cov txiaj ntsig: HRG teev yog qhov haum rau nruab nrab rau cov khoom siv tawv hlau thiab muab cov khoom siv hardness. Thauj: Siv lub nra hnyav (150 kg) thiab haum rau cov ntaub ntawv nrog kev tawv ntau dua. Kev ua kom rov ua tiav: Cov steel pob indenter muab ruaj khov thiab muaj txiaj ntsig tau yooj yim.
④ Cov Lus Cim lossis Txwv: Qauv Npaj: Cov qauv saum toj no yuav tsum tau tiaj thiab huv si kom ntseeg tau qhov tseeb ntawm qhov ntsuas tau. Txwv cov khoom txwv: tsis haum rau cov khoom muag heev, raws li cov hlau pob indenter yuav dhau-nias rau hauv cov qauv, ua rau muaj kev ntsuas ntsuas qhov ntsuas tau. Cov cuab yeej saib xyuas: Cov khoom sim yuav tsum tau ntsuas thiab tswj kom muaj qhov tseeb thiab kev ntseeg tau ntawm qhov ntsuas.
4. HRH① Test cov nplai thiab txoj ntsiab cai: HRH HARDNESS Kev Ntsuas Siv Ib 1/8 Nti Hlau Pob Interenter mus nias rau hauv cov khoom nyob rau hauv cov khoom siv ntawm cov khoom siv yog ntsuas los ntawm ntsuas qhov tob.
Hom Khoom Siv Khoom Siv: feem ntau haum rau nruab nrab hardness hlau cov ntaub ntawv xws li tooj liab alloys, aluminium alloys thiab qee cov khoom siv harder.
At Feem ntau cov xwm txheej: Kev tswj kom zoo thiab kev sim ua kom tawv ntawm cov hlau thiab kav dej. Hardness ntsuas ntawm cov hlau tsis-ferrous thiab alloys. · Cov khoom siv hauv kev tsim kho thiab kev lag luam tsheb.
Cov yam ntxwv thiab cov txiaj ntsig: Dav ntawm cov ntawv thov: Lub ntsuas moos HRH yog qhov haum rau ntau cov ntaub ntawv nyuaj, suav nrog cov hlau thiab tawv. Qis Lo Load: Siv ib lub nra hnyav (60 kg) rau softer mus rau nruab nrab hardness cov ntaub ntawv kom tsis txhob muaj ntau indentation. Kev ua kom rov ua tiav: Cov steel pob indenter muab ruaj khov thiab muaj txiaj ntsig tau yooj yim.
④ Cov Lus Cim lossis Txwv: Qauv Npaj: Cov qauv saum toj no yuav tsum tau tiaj thiab huv si kom ntseeg tau qhov tseeb ntawm qhov ntsuas tau. Txwv cov khoom txwv: nws tsis haum rau cov khoom siv nyuaj heev vim tias cov hlau pob indenter yuav raug puas tsuaj lossis tsim cov txiaj ntsig tsis raug. Cov cuab yeej saib xyuas: Cov khoom sim yuav tsum tau ntsuas thiab tswj kom muaj qhov tseeb thiab kev ntseeg tau ntawm qhov ntsuas.
5. HRK Test SCRAIL THIAB LUB XEEM:HRK Hardness Test siv A Ca 1/8 nti Hlau Pob Hauv Indenter mus nias rau hauv cov khoom seem ntawm cov khoom siv tau txiav txim siab los ntawm ntsuas qhov tob.
Hom Khoom Siv Khoom Siv Khoom Siv: feem ntau haum rau cov khoom tawv xws li qee cov carbides cemented, steel thiab cam khwb cia hlau. Nws tseem haum rau cov uas tsis muaj hlau ntawm cov tawv tawv hauv nruab nrab.
② Cov Ntawv Cog Lus Ntxiv: Kev tsim khoom thiab kev tsim kho kom zoo thiab tswj tau cov khoom noj kom zoo nkauj carbide thiab pwm. Hardness ntsuas cov khoom siv tshuab thiab cov qauv txheej txheem. Tshuaj xyuas ntawm cam khwb cia hlau thiab hlau.
Cov yam ntxwv thiab cov kev siv HRK: cov nplai siab: Cov nplai HRK yog qhov tsim nyog rau cov ntaub ntawv uas muaj kev sim siab los ntawm cov khoom siv nyuaj, muab cov khoom siv nyuaj. Siab thauj: Siv cov load siab dua (150 kg), haum rau cov ntaub ntawv nrog kev tawv ntau dua, kom paub tseeb ntawm cov txiaj ntsig kev ntsuas. Kev ua kom rov ua tiav: Cov steel pob indenter muab ruaj khov thiab muaj txiaj ntsig tau yooj yim.
④ Cov Lus Cim lossis Txwv: Qauv Npaj: Cov qauv saum toj no yuav tsum tau tiaj thiab huv si kom ntseeg tau qhov tseeb ntawm qhov ntsuas tau. Cov khoom txwv: rau cov khoom siv tawv me lossis cov muag muag tsis tshua muaj, vim tias cov hlau pob uas tsim nyog tshaj plaws, vim tias cov qauv hlau los yog siv cov qauv ntsuas qhov ntsuas tau. Cov cuab yeej saib xyuas: Cov khoom sim yuav tsum tau ntsuas thiab tswj kom muaj qhov tseeb thiab kev ntseeg tau ntawm qhov ntsuas.
Lub Sijhawm Post: Nov-14-2024
