Kev Tsim Kho Hlau
Cov hlau siv feem ntau tuaj yeem faib ua hlau rau cov qauv steel thiab cov hlau hlau rau cov khoom siv hluav taws xob.
Cov hlau siv hauv cov qauv steel feem ntau yog suav nrog cov roj carbon cov qauv hlau thiab cov hlau tsawg-alloy qauv hlau.
Cov ntau yam muaj xws li cov hlau ntu, cov kav dej steel, thiab cov hlau hlau. Muaj lub kaum ntse ntse, i-nqaj, thiab channel hlau hauv cov hlau ntu.
Hlau tuav rau kev txhawb nqa qhob vaj tse
Raws li kev ua tiav, nws tuaj yeem faib ua kub-rolled steel tuav, txias-hle cov xov hlau tsawg Raws li cov duab nto, nws tuaj yeem faib ua cov hlau du thiab cov pob zeb tuav; Raws li cov hom hlau, nws tuaj yeem faib ua cov hlau tsis muaj roj, nruab nrab cov hlau, cov pa roj carbon hlau, thiab cov hlau aluminoy. Tuam Tshoj tus hlau tuav tuaj yeem faib ua tsib theem raws li lawv lub zog: i, II, IT IT, IV, thiab V.
Lrrregular
Xws li cov iav cov kab hlau, horseshoe hlau, cov hlau nplaum sib nqus, etcien hlau, kev noj cov hlau pob zeb, cov cuab yeej ua liaj ua teb me me, lub qhov rai thav duab hlau.
