Cov ntsiab lus tseem ceeb rau kev xaiv ib txheej txheej Thickness Gauge
1. Copper thiab chromium txheej ntawm cov yas: Nws raug nquahu kom siv lub coulometric thickness gauge (uas yuav ua rau cov txheej txheem puas) los yog X-ray thickness gauge (tsis muaj kev puas tsuaj). Yog tias txheej tooj liab yog 10m ~ 200m, eddy tam sim no txoj kev thickness gauge (tsis-destructive Measurement).
2. Galvanized txheej ntawm cov hlau qhov chaw: Piv txwv li, ib qho kev lag luam sib nqus induction txoj kev thickness gauge (tsis-destructive ntsuas) yuav tsum tau siv rau ntawm cov hlau substrate. Rau lwm cov hlau substrates, siv lub coulometric thickness gauge (uas yuav ua kom puas lub txheej) los yog X-ray thickness gauge (tsis-destructive ntsuas).
3. Cov xim electrophoretic ntawm cov hlau substrate yuav tsum siv cov khoom siv hluav taws xob sib nqus induction thickness gauge (kev ntsuas tsis muaj kev puas tsuaj). Rau cov xim electrophoretic ntawm lwm cov hlau substrates, kev lag luam eddy tam sim no thickness gauge (tsis-destructive ntsuas) yuav tsum tau siv rau cov xim.
4. Zaj duab xis qhuav yog hais txog cov xim uas kho tau.
5. Xa mus rau yam 2 thiab yam 1 rau chrome plating txheej.
6. Tsuas yog txoj kev chipping (PIG, uas yuav ua kom puas lub txheej) yog siv rau pleev xim rau sab hauv thiab sab nrauv ntawm lub tsheb. Txoj kev ultrasonic (kev ntsuas tsis yog kev puas tsuaj) tuaj yeem ntsuas cov txheej saum toj 10 microns, tab sis qee zaum nws tsis tuaj yeem kuaj pom.
7. Nqe: 60,000 txog 30,000 rau txoj kev sib nqus induction thiab eddy tam sim no txoj kev; 8,000 rau 60,000 rau txoj kev Coulomb; 55, 000 txog 60,{12}} rau txoj kev ultrasonic; 250, 000 txog 400,{16}} rau X-ray thickness ntsuas.
