4140 Chrome Plated Qws yog tsim los siv rau hauv cov ntaub ntawv siv hluav taws xob, suav nrog hydraulic thooj voos kheej kheej, lub tog raj kheej pneumatic, thiab lwm yam kev siv precision uas yuav tsum tau muaj lub zog siab, ruaj khov pas nrig nrog tus du, corrosion-resistant nto. Lub chrome plating tsis tsuas yog txhim kho tus pas nrig qhov kev tiv thaiv corrosion, tab sis kuj txhim kho nws cov khoom hnav, ua rau nws zoo tagnrho rau qhov chaw hnyav. Cov pas nrig no yog tus cwj pwm los ntawm lawv lub zog siab, ua haujlwm ntev, thiab muaj peev xwm tiv taus kev ntxhov siab thiab kev ntxhov siab yam tsis muaj kev ua haujlwm.
Sau koj cov lus ntawm no thiab xa tuaj rau peb