Cov neeg ua haujlwm ntawm Antofagasta's Zaldivar kuv pov npav los tawm tsam
Cov neeg ua haujlwm ntawm Antofagasta Minerals's Zaldivar tooj liab mine hauv Chile tau pov npav pom zoo rau kev tawm tsam tom qab tsis lees txais qhov kev them nyiaj, lub koom haum mine tau hais rau hnub Friday.
Lub koom haum tau hais hauv tsab ntawv tshaj tawm tias 99% ntawm nws cov tswvcuab tau tsis lees paub qhov kev them nyiaj ua ke thiab kev tawm tsam tau teem sijhawm rau Lub Xya Hli 15, tseem tos tsoomfwv kev sib kho.
Lub koom haum tau hais tias nws "txaus siab" qhov xav tau rau kev tawm tsam, thaum Chilean kev lag luam nyob rau hauv qhov tsis txaus ntseeg thiab kev lag luam tsuas yog ntawm nws cov neeg tau txais txiaj ntsig, tab sis thov Antofagasta Minerals tau sim tshem tawm cov neeg ua haujlwm cov ntawv cog lus ntawm cov txiaj ntsig uas twb muaj lawm hauv kev sib tham zaum kawg.
Lub tuam txhab tau hais rau Reuters hauv tsab ntawv tshaj tawm tias nws yuav nrhiav kev daws teeb meem los ntawm tsoomfwv, ntxiv tias: "Peb cia siab tias yuav ua tiav qhov kev pom zoo los ntawm kev sib tham, xav txog cov xwm txheej ntawm Zaldivar mine kev lag luam thiab nws qhov kev kwv yees."
Lub koom haum tau hais tias lub tuam txhab tau nkaum tom qab "tsis muaj teeb meem hauv peb txoj kev lag luam."
Cov neeg ua haujlwm tooj liab loj ua haujlwm hauv Chile tau khaws cia ntau lawm txawm tias muaj kev lag luam kaw uas tsim nyog los ntawm qhov tshwm sim ntawm tus kabmob tshiab tshiab hauv Chile thaum Lub Peb Hlis.
Txawm li cas los xij nyob rau lub asthiv tsis ntev los no, raws li tus kab mob tau kis thoob plaws lub tebchaws thiab ntau txhiab tus neeg ua haujlwm kuv tau poob mob, cov neeg ua haujlwm miner tau nce cov txheej txheem kev nyab xeeb, nruj cov qauv hloov pauv thiab ncua kev tsim kho, ua rau muaj kev ntshai txog qhov - tseem tsis tau pom - cuam tshuam rau kev tsim khoom.
Lub koom haum Zaldivar tau hais tias cov neeg ua haujlwm tau pheej hmoo rau lawv lub neej los tswj kev tsim khoom ntawm theem ua ntej muaj kev sib kis "nrog rau tus nqi siab rau peb kev noj qab haus huv." Guillermo Esquivel, tus thawj coj ntawm Zaldívar union, hais rau Reuters hauv xov tooj tias muaj "tus lej tseem ceeb" ntawm tus kabmob coronavirus tau lees paub ntawm cov neeg ua haujlwm.
"Peb tsis tuaj yeem lees txais cov tswv lag luam kuv siv," nws hais hauv nws cov lus. "Yog tias lub tuam txhab tsis lees paub peb qhov kev koom tes thiab kev txi, nws yuav ntsib kev tawm tsam ntau uas yuav tso tseg tag nrho."
Chile cov miners, plagued los ntawm cov qib ore poob, twb tab tom nrhiav kom chais cov nqi thiab txhawb kev ua haujlwm ua ntej muaj kev sib kis. Nws ua rau muaj teeb meem loj dua los ntawm kev ua kom tsis txhob xav tau los ntawm Tuam Tshoj, lub ntiaj teb cov neeg siv tooj liab loj tshaj plaws thiab lub teb chaws thawj zaug raug tus kab mob.
Zaldivar, uas yog koom nrog los ntawm Barrick Gold Corp, suav txog kwv yees li 2% ntawm Chile cov tooj liab txhua xyoo.
End liners rau pob zeb ua raws li txoj kab nqes ntawm lub taub hau zeb thiab tuaj yeem ua los ntawm cov hlau chrome siab. Txhawm rau tiv thaiv kev sib tw thiab kev hnav khaub ncaws ntau dhau rau cov pob zeb pob zeb yog cov khoom siv nrog cov khoom siv hluav taws xob radial lossis cov lifters hloov tau lossis nrog ob qho tib si. End liners yog qhov tseem ceeb tshaj plaws zeb liners.
High Chrome Steel End Liners Specification
- Khoom siv: High Chrome Cast Iron
- Hardness: HRC43-52
- Tus nqi cuam tshuam: Ntau tshaj AK50J
- Daim ntawv thov: kev sib tsoo qhuav, thee mills, cement mills
- MOQ: 5 tons
- Kev kho cua sov: quenching & tempering
- Kev ua haujlwm: siab hnav thiab tsis tshua muaj kev cuam tshuam
Khoom siv rau pob zeb kawg Liners
Qiming Machinery muab cov ntaub ntawv sib txawv kom haum rau qhov sib txawv ntawm lub pob zeb ua haujlwm, cov khoom siv tshuaj lom neeg muaj pes tsawg leeg hauv qab no Tab:
| Yam khoom | Siab Cr Dawb Hlau | High Cr alloy hlau | Siab Mn Steel | Ni-Hard Cast Iron |
| C | 2.4-3.2 | 1.1-2.2 | 0.9-1.3 hli | 2.4-3.6 |
| Si | 0.6-1.2 hli | 0.6-1.2 hli | ≤0.8 | ≤0.8 |
| Mn | 0.5-1.0 | 0.5-1.0 | 11.0-18.0 Nws | ≤ 2.0 |
| Cr | 12.0-30.0 Nws | 11.0-30.0 Nws | 1.5-2.5 hli | 1.5-10 |
| S | ≤ 0.04 | ≤ 0.04 | ≤ 0.04 | ≤ 0.15 |
| P | ≤ 0.06 | ≤ 0.06 | ≤ 0.06 | ≤ 0.15 |
| Mo | 0.1-3.0 | 0.1-3.0 | ≤1.0 | ≤0.1 |
| Cu | 0.1-1.0 | 0.1-1.0 | - | - |
| Ni | 0-0.3 hli | 0-0.3 hli | - | 3.3-10 |
| Re | - | - | - | - |
| Sib npaug Specification |
GB/T8263-1999 AS2027 Cr27 AS2027 CrMo 15/3 AS2027 CrMo 20/2/1 ASTM A532 Class Ⅲ Hom A 25% Cr ASTM A532 Class Ⅱ Hom B 15% Cr- BS DIN1695 NFA32401 |
GB/T5680-1998 DL/T 681-1999 JIS G 5153-1999 ASTM A128 DIN GX120Mn12 AFNORZ120Mn12 |
GB/T8263-1999 AS2027/Ni-Cr1-550 AS2027/Ni-Cr2-500 AS2027/Ni-Cr4-500 AS2027/Ni-Cr4-600 AS2027/Ni-Cr4-630 ASTM-A, D ASTM A532 2-A, B, C, D, E ASTM A532 3-A |
|
| Hom khoom | Martensite Matrix | Austenitic Mn Hlau | - | |
| Hardness | HRC≥56 | HB≤300 | HRC≥56 | |
| Tus nqi cuam tshuam | AK ≥ 4J | AK ≥80J | - | |
@Nick Sun [email protected]
Post lub sij hawm: Jul-17-2020