Xov Xwm - Slag Scraper Conveyor Chain (Round Link Chain) Cov Khoom Siv thiab Hardness

Raucov saw hlau txuas puag ncigsiv rau hauv slag scraper conveyors, cov ntaub ntawv hlau yuav tsum muaj lub zog tshwj xeeb, hnav tsis kam, thiab muaj peev xwm tiv taus qhov kub thiab txias siab thiab ib puag ncig abrasive.

Ob leeg 17CrNiMo6 thiab 23MnNiMoCr54 yog cov hlau sib xyaw zoo uas feem ntau siv rau cov ntawv thov hnyav xws li cov saw hlau sib txuas hauv cov khoom siv slag scraper. Cov hlau no paub txog lawv qhov nyuaj, tawv, thiab tiv taus kev hnav, tshwj xeeb tshaj yog thaum raug cov ntaub ntawv tawv los ntawm carburizing. Hauv qab no yog cov lus qhia ntxaws ntxaws txog kev kho cua sov thiab carburizing rau cov ntaub ntawv no:

17CrNiMo6 (1.6587)

Qhov no yog cov hlau chromium-nickel-molybdenum alloy uas muaj lub zog zoo heev thiab qhov nyuaj ntawm qhov chaw tom qab carburizing. Nws yog siv dav hauv cov iav, saw, thiab lwm yam khoom uas xav tau kev tiv thaiv kev hnav siab.

Kev Kho Mob Kub rau 17CrNiMo6

1. Kev Ua Kom Zoo Li Qub (Xaiv Tau):

- Lub Hom Phiaj: Txhim kho cov qauv ntawm cov noob thiab txhim kho kev siv tshuab.

- Kub: 880–920°C.

- Txias: Cua txias.

2. Kev hlawv roj:

- Lub Hom Phiaj: Ua kom cov pa roj carbon ntau ntxiv rau saum npoo av kom tsim tau ib txheej tawv thiab tiv taus kev hnav.

- Kub: 880–930°C.

- Huab Cua: Ib puag ncig uas muaj cov pa roj carbon ntau (piv txwv li, roj carbonizing nrog cov roj endothermic lossis kua carbonizing).

- Lub Sijhawm: Nyob ntawm qhov tob ntawm lub thawv uas xav tau (feem ntau yog 0.5–2.0 hli). Piv txwv li:

- Qhov tob ntawm lub thawv 0.5 hli: ~4–6 teev.

- Qhov tob ntawm lub thawv 1.0 hli: ~8–10 teev.

- Lub Peev Xwm Carbon: 0.8–1.0% (kom ua tiav cov pa roj carbon ntau ntawm qhov chaw).

3. Kev tua hluav taws:

- Lub Hom Phiaj: Hloov cov txheej saum npoo uas muaj cov pa roj carbon ntau mus ua cov martensite tawv.

- Kub: Tom qab carburizing, tua hluav taws hauv roj (piv txwv li, ntawm 60–80 ° C).

- Tus Nqi Txias: Tswj kom tsis txhob muaj kev cuam tshuam.

4. Kev ua kom sov:

- Lub Hom Phiaj: Txo qhov brittleness thiab txhim kho toughness.

- Kub: 150–200°C (rau qhov nyuaj siab) lossis 400–450°C (rau qhov tawv dua).

- Lub Sijhawm: 1–2 teev.

5. Qhov Kawg Hardness:

- Qhov nyuaj ntawm qhov chaw: 58–62 HRC.

- Qhov nyuaj ntawm lub hauv paus: 30–40 HRC.

23MnNiMoCr54 (1.7131)

Qhov no yog cov hlau sib xyaw ua ke manganese-nickel-molybdenum-chromium uas muaj zog thiab tawv heev. Nws feem ntau siv rau hauv cov khoom uas xav tau lub zog siab thiab tiv taus kev hnav.

Kev Kho Mob Kub rau 23MnNiMoCr54

1. Kev Ua Kom Zoo Li Qub (Xaiv Tau):

- Lub Hom Phiaj: Txhim kho kev sib npaug thiab kev siv tshuab tau zoo.

- Kub: 870–910°C.

- Txias: Cua txias.

2. Kev hlawv roj:

- Lub Hom Phiaj: Tsim ib txheej txheej carbon ntau rau kev tiv taus kev hnav.

- Kub: 880–930°C.

- Huab Cua: Ib puag ncig uas muaj cov pa roj carbon ntau (piv txwv li, roj lossis kua carbonizing).

- Lub Sijhawm: Nyob ntawm qhov tob ntawm rooj plaub xav tau (zoo ib yam li 17CrNiMo6).

- Lub peev xwm ua pa roj carbon: 0.8–1.0%.

3. Kev tua hluav taws:

- Lub Hom Phiaj: Ua kom cov txheej saum npoo tawv.

- Kub: Tua hauv roj (piv txwv li, ntawm 60–80 ° C).

- Tus Nqi Txias: Tswj kom txo qis kev cuam tshuam.

4. Kev ua kom sov:

- Lub Hom Phiaj: Sib npaug ntawm qhov nyuaj thiab qhov tawv.

- Kub: 150–200°C (rau qhov nyuaj siab) lossis 400–450°C (rau qhov tawv dua).

- Lub Sijhawm: 1–2 teev.

5. Qhov Kawg Hardness:

- Qhov nyuaj ntawm qhov chaw: 58–62 HRC.

- Qhov nyuaj ntawm lub hauv paus: 30–40 HRC.

Cov Kev Ntsuas Tseem Ceeb rau Carburizing

- Qhov tob ntawm lub thawv: Feem ntau yog 0.5–2.0 hli, nyob ntawm seb daim ntawv thov siv li cas. Rau cov saw hlau slag scraper, qhov tob ntawm lub thawv ntawm 1.0–1.5 hli feem ntau yog qhov tsim nyog.

- Cov ntsiab lus carbon ntawm qhov chaw: 0.8–1.0% kom ntseeg tau tias muaj kev tawv siab.

- Kev Siv Hluav Taws Xob: Cov roj yog qhov nyiam rau cov hlau no kom tsis txhob tawg thiab cuam tshuam.

- Kev Kho Kom Zoo: Qhov kub qis dua (150–200 ° C) yog siv rau qhov nyuaj tshaj plaws, thaum qhov kub siab dua (400–450 ° C) txhim kho kev tawv.

Cov txiaj ntsig ntawm Carburizing rau 17CrNiMo6 thiab 23MnNiMoCr54

1. Kev Nyuaj Siab Nto: Ua tiav 58–62 HRC, muab kev tiv thaiv kev hnav zoo heev.

2. Lub plawv tawv: Tswj lub plawv uas yoog tau (30–40 HRC) kom tiv taus kev cuam tshuam thiab kev qaug zog.

3. Kev Ruaj Khov: Zoo tagnrho rau cov chaw ib puag ncig hnyav xws li kev tuav cov slag, qhov twg muaj kev sib txhuam thiab kev cuam tshuam.

4. Qhov tob ntawm lub thawv uas tswj tau: Tso cai rau kev hloov kho raws li daim ntawv thov tshwj xeeb.

Cov Kev Xav Txog Tom Qab Kev Kho Mob

1. Kev txhaj tshuaj Peening:

- Txhim kho lub zog qaug zog los ntawm kev ua kom muaj kev ntxhov siab ntawm qhov chaw.

2. Kev Ua Tiav Nto:

- Kev sib tsoo lossis polishing tuaj yeem ua tiav kom ua tiav qhov chaw tiav thiab qhov tseeb ntawm qhov ntev.

3. Kev Tswj Xyuas Zoo:

- Ua qhov kev sim qhov nyuaj (piv txwv li, Rockwell C) thiab kev tshuaj xyuas microstructural kom paub tseeb tias qhov tob thiab qhov nyuaj ntawm cov ntaub ntawv raug.

Kev kuaj qhov nyuaj yog ib kauj ruam tseem ceeb hauv kev ua kom ntseeg tau tias qhov zoo thiab kev ua tau zoo ntawm cov saw hlau sib txuas ua los ntawm cov ntaub ntawv xws li 17CrNiMo6 thiab 23MnNiMoCr54, tshwj xeeb tshaj yog tom qab carburizing thiab kev kho cua sov. Hauv qab no yog cov lus qhia thiab cov lus pom zoo rau kev kuaj qhov nyuaj ntawm cov saw hlau sib txuas:

Qhov Tseem Ceeb ntawm Kev Ntsuas Hardness

1. Qhov Nyuaj Ntawm Qhov Chaw: Xyuas kom meej tias cov txheej carburized txuas saw hlau tau ua tiav qhov kev tiv thaiv kev hnav uas xav tau.

2. Qhov Nyuaj Ntawm Lub Hauv Paus: Xyuas kom meej tias cov khoom siv tseem ceeb ntawm cov saw hlau muaj zog thiab yoog tau.

3. Kev Tswj Xyuas Zoo: Paub tseeb tias cov txheej txheem kho cua sov tau ua tiav raws li qhov yuav tsum tau ua.

4. Kev Sib Xws: Xyuas kom muaj kev sib xws thoob plaws cov saw hlau.

Cov Txheej Txheem Ntsuas Qhov Nyuaj ntawm Cov Saw Txuas Puag Ncig

Rau cov saw hlau carburized, cov txheej txheem kuaj qhov nyuaj hauv qab no feem ntau siv:

1. Kev Ntsuas Rockwell Hardness (HRC)

- Lub Hom Phiaj: Ntsuas qhov nyuaj ntawm qhov txheej carburized.

- Nplai: Rockwell C (HRC) yog siv rau cov ntaub ntawv muaj zog heev.

- Txheej Txheem:

- Lub pob zeb diamond cone indenter raug nias rau hauv qhov chaw txuas saw hlau thaum muaj kev thauj khoom loj.

- Qhov tob ntawm kev nkag mus raug ntsuas thiab hloov mus rau qhov nyuaj.

- Daim Ntawv Thov:

- Zoo tagnrho rau kev ntsuas qhov nyuaj ntawm qhov chaw (58–62 HRC rau cov txheej carburized).

- Khoom siv: Rockwell hardness tester.

2. Kev Ntsuas Qhov Nyuaj Siab Vickers (HV)

- Lub Hom Phiaj: Ntsuas qhov nyuaj ntawm cov ntsiab lus tshwj xeeb, suav nrog lub thawv thiab lub plawv.

- Nplai: Vickers hardness (HV).

- Txheej Txheem:

- Ib lub pob zeb diamond pyramid indenter raug nias rau hauv cov khoom.

- Qhov ntev ntawm kab pheeb ces kaum ntawm qhov indentation raug ntsuas thiab hloov mus rau qhov nyuaj.

- Daim Ntawv Thov:

- Haum rau kev ntsuas qhov nyuaj ntawm qhov chaw mus rau lub hauv paus.

- Khoom siv: Vickers hardness tester.

Qhov nyuaj ntawm txoj saw hlau sib hloov

3. Kev Ntsuas Qhov Nyuaj Me Me

- Lub Hom Phiaj: Ntsuas qhov nyuaj ntawm qib microscopic, feem ntau siv los ntsuam xyuas qhov nyuaj ntawm lub cev thiab lub hauv paus.

- Nplai: Vickers (HV) lossis Knoop (HK).

- Txheej Txheem:

- Ib lub indenter me me yog siv los ua micro-indentations.

- Qhov hardness yog xam raws li qhov loj ntawm qhov indentation.

- Daim Ntawv Thov:

- Siv los txiav txim siab qhov nyuaj ntawm cov ntaub ntawv thiab qhov tob ntawm cov ntaub ntawv.

- Khoom siv: Microhardness tester.

4. Kev Ntsuas Qhov Nyuaj Siab Brinell (HBW)

- Lub Hom Phiaj: Ntsuas qhov nyuaj ntawm cov khoom siv tseem ceeb.

- Nplai: Brinell hardness (HBW).

- Txheej Txheem:

- Lub pob tungsten carbide raug nias rau hauv cov khoom siv hauv qab lub nra hnyav tshwj xeeb.

- Lub cheeb ntawm qhov indentation yog ntsuas thiab hloov mus rau qhov nyuaj.

- Daim Ntawv Thov:

- Haum rau kev ntsuas qhov nyuaj ntawm lub hauv paus (30–40 HRC sib npaug).

- Khoom siv: Brinell hardness tester.

Cov Txheej Txheem Ntsuas Qhov Nyuaj rau Cov Chains Carburized

1. Kev Ntsuas Qhov Nyuaj Ntawm Qhov Chaw:

- Siv qhov ntsuas Rockwell C (HRC) los ntsuas qhov nyuaj ntawm cov txheej carburized.

- Sim ntau lub ntsiab lus ntawm qhov chaw ntawm cov saw hlau kom paub tseeb tias sib xws.

- Qhov nyuaj xav tau: 58–62 HRC.

2. Kev Ntsuas Qhov Nyuaj ntawm Lub Core:

- Siv qhov ntsuas Rockwell C (HRC) lossis Brinell (HBW) los ntsuas qhov nyuaj ntawm cov khoom siv tseem ceeb.

- Sim lub plawv los ntawm kev txiav ib ntu ntawm txoj saw hlau thiab ntsuas qhov nyuaj ntawm qhov chaw.

- Qhov nyuaj xav tau: 30–40 HRC.

3. Kev Ntsuas Qhov Nyuaj:

- Siv qhov kev xeem Vickers (HV) lossis Microhardness los ntsuas qhov nyuaj ntawm qhov chaw mus rau lub hauv paus.

- Npaj ib qho kev sib tshuam ntawm cov saw hlau thiab ua qhov indentations ntawm lub sijhawm tsis tu ncua (piv txwv li, txhua 0.1 hli).

- Kos cov nqi hardness los txiav txim siab qhov tob ntawm cov ntaub ntawv (feem ntau qhov hardness poob rau 550 HV lossis 52 HRC).

Cov Nqi Zog Pom Zoo rau Slag Scraper Conveyor Chain

- Qhov nyuaj ntawm qhov chaw: 58–62 HRC (tom qab carburizing thiab quenching).

- Qhov Nyuaj Ntawm Lub Cev: 30–40 HRC (tom qab tempering).

- Qhov tob ntawm cov ntaub ntawv siv tau: Qhov tob uas qhov nyuaj poob rau 550 HV lossis 52 HRC (feem ntau 0.5–2.0 hli, nyob ntawm qhov yuav tsum tau ua).

Cov Nqi Hardness rau Slag Scraper Conveyor Chain

Kev Ntsuas Qhov Nyuaj ntawm Cov Saw Txuas Puag Ncig 01

Kev Tswj Xyuas Zoo thiab Cov Qauv

1. Kev Ntsuas Zaus:

- Ua qhov kev sim hardness ntawm cov qauv sawv cev ntawm cov saw hlau los ntawm txhua pawg.

- Sim ntau qhov txuas kom paub tseeb tias sib xws.

2. Cov Qauv:

- Ua raws li cov qauv thoob ntiaj teb rau kev kuaj qhov nyuaj, xws li: ISO 6508

Cov Lus Qhia Ntxiv rau Kev Ntsuas Qhov Nyuaj ntawm Cov Saw Txuas Puag Ncig

1. Kev Ntsuas Qhov Nyuaj Ultrasonic

- Lub Hom Phiaj: Txoj kev tsis puas tsuaj los ntsuas qhov nyuaj ntawm qhov chaw.

- Txheej Txheem:

- Siv lub tshuab ultrasonic los ntsuas qhov nyuaj raws li qhov sib cuag impedance.

- Daim Ntawv Thov:

- Pab tau rau kev sim cov saw hlau tiav lawm yam tsis ua rau lawv puas tsuaj.

- Khoom siv: Ultrasonic hardness tester.

2. Kev Ntsuas Qhov Tob ntawm Lub Rooj

- Lub Hom Phiaj: Txheeb xyuas qhov tob ntawm cov txheej tawv ntawm cov saw hlau.

- Cov Txheej Txheem:

- Kev Ntsuas Qhov Nyuaj Me Me: Ntsuas qhov nyuaj ntawm qhov tob sib txawv kom paub qhov tob ntawm qhov rooj (qhov twg qhov nyuaj poob rau 550 HV lossis 52 HRC).

- Kev Tshuaj Xyuas Metallographic: Tshuaj xyuas qhov seem hla hauv qab lub tshuab microscope kom pom qhov tob ntawm lub thawv.

- Txheej Txheem:

- Txiav ib ntu ntawm txoj saw hlau.

- Txhuam thiab kos cov qauv kom pom cov qauv me me.

- Ntsuas qhov tob ntawm cov txheej tawv.

Kev Ua Haujlwm ntawm Kev Ntsuas Hardness

Nov yog cov kauj ruam ua haujlwm rau kev sim qhov nyuaj ntawm cov saw hlau carburized:

1. Kev Npaj Qauv:

- Xaiv ib txoj saw hlau sawv cev los ntawm pawg.

- Ntxuav qhov chaw kom tshem tawm cov av qias neeg lossis cov nplai.

- Rau qhov kev sim qhov nyuaj thiab qhov nyuaj ntawm cov qauv, txiav ib ntu ntawm qhov txuas.

2. Kev Ntsuas Qhov Nyuaj Ntawm Qhov Chaw:

- Siv lub Rockwell hardness tester (HRC scale) los ntsuas qhov nyuaj ntawm qhov chaw.

- Nyeem ntau zaus ntawm ntau qhov chaw sib txawv ntawm qhov txuas kom ntseeg tau tias sib xws.

3. Kev Ntsuas Qhov Nyuaj ntawm Lub Core:

- Siv lub tshuab ntsuas Rockwell hardness (HRC scale) lossis Brinell hardness tester (HBW scale) los ntsuas qhov nyuaj ntawm cov tub ntxhais.

- Sim qhov chaw nruab nrab ntawm qhov txuas uas tau txiav.

4. Kev Ntsuas Qhov Nyuaj:

- Siv lub Vickers lossis microhardness tester los ntsuas qhov nyuaj ntawm qhov sib nrug tsis tu ncua ntawm qhov chaw mus rau lub hauv paus.

- Siv cov cuab yeej hardness los txiav txim siab qhov tob ntawm cov khoom siv.

5. Cov Ntaub Ntawv thiab Kev Tshawb Fawb:

- Sau txhua qhov ntsuas qhov nyuaj thiab qhov tob ntawm lub thawv.

- Muab cov txiaj ntsig piv rau cov kev cai tshwj xeeb (piv txwv li, qhov nyuaj ntawm qhov chaw ntawm 58–62 HRC, qhov nyuaj ntawm lub hauv paus ntawm 30–40 HRC, thiab qhov tob ntawm lub thawv ntawm 0.5–2.0 hli).

- Txheeb xyuas txhua qhov kev hloov pauv thiab ua cov kauj ruam kho yog tias tsim nyog.

Cov Teeb Meem thiab Cov Kev Daws Teeb Meem Feem Ntau

1. Kev Nyuaj Siab Tsis Sib Xws:

- Ua rau: Tsis sib npaug carburizing lossis quenching.

- Kev daws teeb meem: Xyuas kom meej tias qhov kub thiab txias sib npaug thiab cov pa roj carbon thaum lub sijhawm carburizing, thiab kev co kom zoo thaum lub sijhawm quenching.

2. Qhov nyuaj ntawm qhov chaw qis:

- Ua rau: Cov pa roj carbon tsis txaus lossis kev tua hluav taws tsis raug.

- Kev daws teeb meem: Xyuas kom meej tias lub peev xwm ntawm cov pa roj carbon thaum lub sijhawm ua kom sov thiab xyuas kom meej tias cov kev ntsuas quenching raug (piv txwv li, qhov kub ntawm roj thiab qhov txias).

3. Qhov tob ntawm cov ntaub ntawv ntau dhau:

- Ua rau: Lub sijhawm carburizing ntev lossis qhov kub carburizing siab.

- Kev daws teeb meem: Ua kom lub sijhawm carburizing thiab qhov kub zoo dua raws li qhov tob ntawm lub thawv xav tau.

4. Kev cuam tshuam thaum lub sijhawm quenching:

- Ua rau: Txias sai lossis tsis sib npaug.

- Kev daws teeb meem: Siv cov txheej txheem tswj kev tua hluav taws (piv txwv li, kev tua roj nrog kev sib xyaw) thiab xav txog kev kho mob kom txo kev ntxhov siab.

Cov Qauv thiab Cov Lus Qhia

- ISO 6508: Kev sim Rockwell hardness.

- ISO 6507: Vickers kev xeem tawv.

- ISO 6506: Kev kuaj qhov nyuaj ntawm Brinell.

- ASTM E18: Cov txheej txheem xeem txheem rau Rockwell hardness.

- ASTM E384: Txoj kev xeem txheem rau microindentation hardness.

Cov Lus Qhia Kawg

1. Kev Ntsuas Tsis Tu Ncua:

- Calibrate cov khoom siv ntsuas qhov nyuaj tsis tu ncua siv cov blocks uas tau ntawv pov thawj kom ntseeg tau tias muaj qhov tseeb.

2. Kev Kawm:

- Xyuas kom cov neeg teb xov tooj tau kawm txog cov txheej txheem kuaj qhov nyuaj thiab kev siv cov khoom siv.

3. Kev Tswj Xyuas Zoo:

- Siv cov txheej txheem tswj xyuas zoo, suav nrog kev kuaj xyuas qhov nyuaj thiab cov ntaub ntawv tsis tu ncua.

4. Kev Koom Tes Nrog Cov Neeg Muab Khoom:

- Ua haujlwm nrog cov neeg muab khoom siv thiab cov chaw kho cua sov kom ntseeg tau tias zoo ib yam.

Lub sijhawm tshaj tawm: Lub Ob Hlis-04-2025

Slag Scraper Conveyor Chain (Puag ncig Link Chain) Cov ntaub ntawv thiab Hardness

17CrNiMo6 (1.6587)

23MnNiMoCr54 (1.7131)

Cov Kev Ntsuas Tseem Ceeb rau Carburizing

Cov txiaj ntsig ntawm Carburizing rau 17CrNiMo6 thiab 23MnNiMoCr54

Cov Kev Xav Txog Tom Qab Kev Kho Mob

Qhov Tseem Ceeb ntawm Kev Ntsuas Hardness

Cov Txheej Txheem Ntsuas Qhov Nyuaj ntawm Cov Saw Txuas Puag Ncig

Cov Txheej Txheem Ntsuas Qhov Nyuaj rau Cov Chains Carburized

Cov Nqi Zog Pom Zoo rau Slag Scraper Conveyor Chain

Kev Tswj Xyuas Zoo thiab Cov Qauv

Cov Lus Qhia Ntxiv rau Kev Ntsuas Qhov Nyuaj ntawm Cov Saw Txuas Puag Ncig

Kev Ua Haujlwm ntawm Kev Ntsuas Hardness

Cov Teeb Meem thiab Cov Kev Daws Teeb Meem Feem Ntau

Cov Qauv thiab Cov Lus Qhia

Cov Lus Qhia Kawg

Tawm Koj Cov Lus: