Xov xwm
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Cov Hlau Uas Muaj Xim Txheej: Kev Hloov Pauv Rau Kev Lag Luam Hlau
Muaj kev hloov pauv tshiab hauv kev lag luam hlau, vim tias cov hlau nplaum xim ua rau muaj kev hloov pauv tshiab thiab cov yam ntxwv tshwj xeeb. Cov hlau nplaum xim yog ib hom hlau uas tau kho nrog cov txheej tiv thaiv kom txhim kho nws qhov zoo nkauj...Nyeem ntxiv -
Qhov sib txawv ntawm cov hlau carbon uas dov txias thiab cov hlau carbon uas dov kub
Hauv kev lag luam hlau, peb feem ntau hnov lub tswv yim ntawm kev dov kub thiab dov txias, yog li lawv yog dab tsi? Kev dov ntawm hlau yog feem ntau raws li kev dov kub, thiab dov txias feem ntau yog siv rau kev tsim cov duab me me thiab cov ntawv. Cov hauv qab no yog cov dov txias...Nyeem ntxiv -
Daim ntawv txhuas yog dab tsi? Cov yam ntxwv thiab kev siv ntawm daim ntawv txhuas?
Cov qauv ntawm cov phaj txhuas feem ntau yog tsim los ntawm cov vaj huam sib luag, cov pas nrig txhawb nqa thiab cov lej ces kaum. Qhov loj tshaj plaws ntawm cov khoom siv pwm txog li 8000mm × 1800mm (L × W) Cov txheej txheem txheej txheem siv cov npe nrov xws li PPG, Valspar, AkzoNobel, KCC, thiab lwm yam. Cov txheej txheem txheej txheem muab faib ua ob txheej...Nyeem ntxiv -
Txog tooj liab
Tooj liab yog ib qho ntawm cov hlau thaum ub uas tib neeg tau tshawb pom thiab siv, xim av-liab, qhov hnyav tshwj xeeb 8.89, qhov taw tes yaj 1083.4 ℃. Tooj liab thiab nws cov hlau sib xyaw tau siv dav vim lawv cov hluav taws xob zoo thiab cov thermal conductivity, tiv taus corrosion muaj zog, yooj yim p ...Nyeem ntxiv -
Tus qauv Asmeskas ASTM C61400 txhuas tooj liab bar C61400 tooj liab | tooj liab raj
C61400 yog ib qho txhuas-tooj liab uas muaj cov khoom siv kho tshuab zoo heev thiab ductility. Haum rau cov ntawv thov thauj khoom siab thiab kev tsim kho lub nkoj siab. Cov hlau no kuj tseem siv tau rau hauv cov txheej txheem lossis daim ntawv thov uas yooj yim corroded lossis corrosive. Aluminium bronze muaj du siab dua...Nyeem ntxiv -
Siv feem ntau hauv kev lag luam (chalcopyrite siv hauv kev lag luam los tsim tooj liab)
Tooj liab feem ntau yog siv rau hauv kev lag luam (kev lag luam chalcopyrite los tsim tooj liab) Qhov cuam tshuam ntawm REACH rau peb cov tuam txhab tsim tooj liab thiab cov lag luam ua tiav thiab cov neeg siv downstream REACH tau txhawj xeeb heev los ntawm kev lag luam tshuaj lom neeg hauv tsev, tab sis cov lag luam hauv tsev uas tsis yog ferrous ...Nyeem ntxiv -
Kev tshuaj xyuas txog yav tom ntej ntawm tus nqi tooj liab
Tooj liab tab tom yuav nce nqi ntau tshaj plaws txhua hli txij li lub Plaub Hlis 2021 vim tias cov tub ua lag luam twv tias Tuam Tshoj yuav tso tseg nws txoj cai xoom coronavirus, uas yuav ua rau muaj kev thov ntau ntxiv. Tooj liab rau lub Peb Hlis xa khoom tau nce 3.6% mus rau $ 3.76 ib phaus, lossis $ 8,274 ib metric ton, ntawm Comex division ntawm New ...Nyeem ntxiv
