Covqhov rooj pob khawm yog ib qho tsim nyog txuas ntxiv rau kev txhim kho lub qhov rooj thiab lub qhov rooj txee. Lub luag haujlwm tseem ceeb yog qhib thiab kaw lub qhov rooj thiab txee qhov rooj, thiab nws kuj yog qhov chaw thauj khoom ntawm lub qhov rooj. Raws li cov khoom siv, muaj hlau hinges, stainless hlau hinges, tooj liab hinges thiab aluminium hinges. Hinges ntawm cov khoom sib txawv tuaj yeem xaiv tau raws li qhov chaw siv sib txawv. Ob lub qhov rooj ntoo thiab hlau tuaj yeem ntsia tau. Cov specifications tuaj yeem nyob ntawm 1"-100", thiab cov thickness tuaj yeem nyob ntawm 0.6mm-10mm, uas tuaj yeem ua raws li cov neeg siv khoom xav tau. Muaj ob hom hinges nrog thiab tsis muaj bearings. Cov pins ntawm hinges yog ua los ntawm hlau thiab stainless hlau. Cov neeg siv khoom tuaj yeem xaiv raws li lawv xav tau. Lub pob khawm lub caij nplooj ntoos hlav yog ib hom pob khawm tshiab. Lub pob khawm yog nruab nrog lub caij nplooj ntoos hlav, uas tuaj yeem kho qhov ceev ntawm kev kaw qhov rooj. Qhov sib txawv qhov hnyav tuaj yeem nruab nrog lub caij nplooj ntoos hlav sib txawv. Kuj tseem muaj T-shaped hinges, welded hinges, thiab tshwj xeeb-shaped hinges kom tau raws li qhov xav tau ntawm ntau qhov chaw.