Txhua Bestar Garage Door Torsion Springs yog tsim los ntawm high-tensile, roj-tempered caij nplooj ntoos hlav hlau, ntsib ASTM A229.
Cov tswv tsev sib txawv thiab cov tswv lag luam xav tau ntau hom chaw nres tsheb qhov rooj kom tau raws li ntau yam kev xav tau.Vim li ntawd, raws li Garage Door Springs cov chaw tsim khoom thiab cov chaw muag khoom, peb khaws cia hauv cov khoom lag luam ntau yam sib txawv.Ntawm Bestar Qhov Rooj, peb ua lub chaw nres tsheb qhov rooj Torsion Spring rau cov tuam txhab uas xav tau cov khoom zoo siab torsion springs los tsim cov khoom zoo.Thaum koj tab tom nrhiav qhov zoo tshaj plaws springs thiab koj xav tau ib tus neeg muag khoom koj tuaj yeem suav tau, saib tsis pub dhau Bestar.
Standard nta:
(1) 0.225 nyob rau hauv. hlau loj x 1.75 nyob rau hauv. ID x 29 nyob rau hauv. L nrog liab xim coding
(2) Kev Txhim Kho Yooj Yim: Nruab tshiab lossis hloov cov qhov qub qub sai sai
(3) Corrosion Resistant: Coated steel coilsncekev pabcuam lub neej