Malo onse a Bestar Garage Door Torsion Springs amapangidwa kuchokera ku waya wotentha kwambiri komanso wotentha mafuta, amakumana ndi muyezo wa ASTM A229.
Eni eni nyumba ndi mabizinesi osiyanasiyana amafunikira mitundu yosiyanasiyana ya zitseko zamagalaja kuti akwaniritse zosowa zosiyanasiyana.Pazifukwa izi, monga opanga ma Garage Door Springs, timasunga akasupe amitundu yosiyanasiyana.Ku Bestar Door, timagwira ntchito ngati ogulitsa Garage Door Torsion Spring kwamakampani omwe amafunikira akasupe apamwamba kwambiri kuti apange zinthu zapamwamba kwambiri.Mukayang'ana akasupe apamwamba kwambiri ndipo mukufuna ogulitsa omwe mungadalire, musayang'anenso kupitirira Bestar Door.
Makhalidwe Okhazikika:
(1) 0.225 mu kukula kwa waya x 1.75 mainchesi ID x 31 mainchesi L yokhala ndi zolembera zofiira
(2) Waya Wotentha Kwambiri komanso Wotentha Mafuta
(3) Adavotera 10,000 mpaka 15,000 Mizungu