Cov hlau muaj peev xwm raug faib ua cov hlau cam thiab forging ob yam. Cam khwb cia hlau yog puab, thiab nws saum npoo yog qhov ntxhib. Kuv yeej' t hais ntau nyob ntawm no. Forging hlau yog ua los ntawm cov khoom siv hlau tshwj xeeb. Qhov loj ntawm lub rooj vag yog nyob ntawm seb qhov loj ntawm lub rooj vag. Feem ntau, cov raj square nrog 40 * 60 * 2 forging thiab embossing yog siv. Feem ntau, cov square hlau nrog 16 * 16 forging thiab embossing yog siv hauv nruab nrab. Feem ntau, cov hlau tiaj tus nrog 14 * 6 embossing lossis cov kis tuab dua yog siv cov qauv nkhaus. Nyob rau tib lub sijhawm, qee cov qauv tuaj yeem ua los ntawm 6-8 loj hlau. Raws li rau cov khoom siv rau cov khoom ua paj, nws tsuas tuaj yeem ua tus pab ua haujlwm pab, thiab cov paj rau cov paj los yuav tsum tau kho los ntawm tus tswv. Los ntawm qhov pom ntawm hom, nws tuaj yeem raug faib ua hom classical thiab hom tshiab. Cov hom classical feem ntau siv cov qauv nyuaj, cov ntaub ntawv tuab, thiab cov xim qub, uas yuav tsum yog hom muag. Cov hom niaj hnub no yog qhov yooj yim, thiab cov ntaub ntawv siv kuj tseem yuav xaiv cov raj me dua, uas tsuas yog qhia qhov yooj yim, tab sis tsis muaj qhov tsis muaj qhov zoo nkauj niaj hnub.
Tsis muaj teeb meem dab tsi siv ntawm cov rooj vag siv, lawv ruaj khov thiab zoo nkauj. Cov qauv tseem ceeb yog siv qhov loj dua cov yeeb yaj kiab loj dua li cov ncej ntawm lub rooj vag, thiab tom qab ntawd siv cov hlau fittings kom ncaj qha splice thiab inlay hauv tus ncej. Cov kev ua tau zoo ntawm no cov pob tshab hlau rooj vag ntau zoo nkauj dua, thiab kev siv cov ntaub ntawv yog qhov tsawg me me, yog li nws tsim nyog los ua qhov rooj loj dua, xws li rooj vag zej zog, rooj vag vaj villa, thiab lwm yam.
