Cov pa roj carbon steel yeeb nkab yog tsim los ntawm cov hlau alloy thiab carbon. Cov ntsiab lus carbon muab cov yeeb nkab nws cov khoom tshwj xeeb. Feem ntau, qhov siab dua cov ntsiab lus ntawm cov pa roj carbon ntau, cov yeeb nkab yuav muaj zog thiab nyuaj dua. Txawm li cas los xij, qhov no kuj ua rau nws tsis tshua muaj ductile.
Cov cwj pwm tseem ceeb
Kev lag luam tshwj xeeb yam ntxwv
| Hom | Gnee |
|
Kev kho saum npoo |
Dub |
| Ua siab ntev | ±1% |
| Oiled los yog tsis- oiled | Tsis yog roj |
| Invoicing | los ntawm qhov hnyav |
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