Cov qauv kev lag luam stainless hlau yog 316L. Ntxiv rau cov saib xyuas, cov hlau no tseem siv tau hauv kev lag luam khoom noj khoom haus, chav kho mob, thiab cov kev siv marine thiab marine. Koj tuaj yeem pom qee qhov kev saib xyuas hu ua 316L raws li kev phais cov qib steel lossis cov tub rog qib steel. Nws cov koob meej hauv cov chaw no los ntawm cov khoom uas ua rau nws tiv taus xeb thiab xeb. 904L hlau yuav siv lub zog tiv thaiv kom corrosion li no.
Hauv zej zog saib, 904L feem ntau suav tias yog Rolex yam. Txawm tias Wikipedia nkag rau 904L stainless hlau tau raug kho kom suav nrog Rolex hais (ua tau zoo, Rolex!):
"Hauv xyoo 1985 Rolex tau dhau los ua thawj lub hauv paus ntawm lub dab teg los siv 904L qib steel hauv nws cov watches. Rolex tau xaiv siv ntau hom hlau no vim tias nws siv polished ntau dua li lwm cov qib steel thiab muab kev tiv thaiv corrosion ntau dua, txawm tias nws tsis tshuab ib yam nkaus. thiab xav tau cov cuab yeej tshwj xeeb los hloov kho kom zoo rau hauv cov duab uas xav tau. "
Tej zaum Rolex tsim nyog tau txais txiaj ntsig rau kev lees paub tias yog thawj lub npe muag muag nrog cov xwm txheej ua los ntawm 904L steel, tab sis qhov no tau ua rau ntau tus xav tias 904L yog Rolex invention lossis cov khoom siv tshwj xeeb rau Rolex.
Nws kuj yuav yog vim qhia txog lub sij hawmOystersteel, uas rolex txhais raws li:
"... steel alloy tshwj xeeb rau lub hom. Oystersteel belongs rau 904L steel tsev neeg, tshwj xeeb tshaj yog tiv taus corrosion thiab tau txais qhov tshwj xeeb sheen thaum polished." - qhov chaw
Puas yog 904L steel yog cov hlau muaj txiaj ntsig?
Txhawm rau hais Rolex yog qhov loj txog lawv 904L hlau yog qhov tsis nkag siab. Lawv cov kev tshaj tawm tau ploj mus kom deb li deb tau hu nws lub hlau loj (kub thiab platinum yog cov khoom muaj nqi).
316L VS 904L Cov Khoom Siv Hlau:
Peb tab tom saib cov neeg nyiam, tsis yog metallurgists, tab sis daim ntawv qhia hauv qab no suav nrog cov khoom tseem ceeb sib txawv ntawm 316L thiab 904L steel:
| 316L hlau | 904L Hlau | |
| Pa roj carbon | 0. 035% Max | 0.2% max |
| Chromium | 16-18% | 19-23% |
| Tooj | 0 | 1-2% |
| Hlau | Tshuav | Tshuav |
| Molybdenum | 2-3% | 4-5% |
| Manganese | 2% Max | 2% Max |
| Nickel | 10-12% | 23-28% |
| Phosphorus | 0.45% | 0.03% max |
| Silicon | .75% max | 1% Max |
| Hardness (Rockwell) | 95 | 70-90 |
| Hardness (Brinell) | 217 | 150 |
Cim npe nrov: tag nrho hais txog 316l vs 904l stainless hlau hauv watches, Tuam Tshoj tag nrho hais txog 316l vs 904l stainless hlau hauv watches manufacturers, lwm tus neeg, Hoobkas
