A-Grade Locks: A-qib tiv thaiv tub sab nyiag feem ntau siv cov yuam sij A-zoo li tus thiab ntoo khaub lig.Cov qauv sab hauv ntawm A-qib xauv lub tog raj kheej yog qhov yooj yim, nrog cov kev hloov pauv tsawg kawg hauv tus pin tumblers thiab cov qhov dej ntiav ntiav.Cov xauv no tuaj yeem qhib tau yooj yim hauv ib feeb siv qee cov tswv yim.Lub pob qauv ntawm A-qib locks muaj xws li ib kab los yog ib tug ntoo khaub lig qauv ntawm lub caij nplooj ntoos hlav-loaded npas.

B-Grade Locks: B-qib locks feature lub tiaj tus yuam sij nrog ob kab-kab pinhole.Tsis zoo li A-qib locks, qhov tseem ceeb ntawm B-qib locks muaj qhov sib txawv ntawm cov kab slanted.Muaj peb yam tseem ceeb ntawm B-qib xauv lub tog raj kheej: lub computer ob-kab lub tog raj kheej, ob-kab dimple cylinders, thiab ob-nplooj kheej kheej.Cov ntsuas phoo no feem ntau tuaj yeem qhib siv cov cuab yeej sib tw hauv tsib feeb, thiab lawv feem ntau sib faib cov nqi sib tw siab.

C-Grade Locks (B + Qib): C-qib locks, tseem hu ua B + qib locks, muaj cov duab tseem ceeb uas muaj xws li ib leeg-sab hniav nrog cov milling sab hauv, ib qho chaw milling sab nraud, los yog ob-kab yuam sij nrog ib rab.Lub xauv lub tog raj kheej hom yog lub tog raj kheej kheej kheej, thiab tus qauv tus pin muaj ob-kab hniav thiab V-shaped sidebar pins.Yog tias siv cov cuab yeej torsion muaj zog los yuam kom qhib lub xauv lub tog raj kheej, cov txheej txheem sab hauv yuav raug puas ntsoog, ua rau nws tus kheej puas tsuaj uas tsis tuaj yeem qhib.

A-Grade Anti-tub sab tub nyiag Locks:

Tsuas yog cov yuam sij nrog ib kab ntawm cov pob qhov qhib tau suav tias yog qib A-qib tiv thaiv tub sab nyiag, nrog cov yuam sij dimple thiab cov yuam sij hla yog cov piv txwv feem ntau.Cov grooves ntawm tus yuam sij, txawm tias tsis ncig hauv qhov tsos, sib haum rau cov qauv ntawm covfingerprint ntse xauvtus pin tumblers.Cov qauv sab hauv ntawm A-qib xauv lub tog raj kheej yog qhov yooj yim, nrog cov kev hloov pauv tsawg kawg hauv tus pin tumblers thiab cov qhov dej ntiav ntiav.

B-Qib Anti-tub sab tub nyiag:

B-qib locks muaj ob hom keyways, pob qhov, thiab milling slots.Cov nokev ruaj ntseg qhov rooj xauv rau tsevfeem ntau ua ke nrog cov yuam sij tiaj tus uas muaj ob txoj kab kev tsim ob sab.Cov hom tseem ceeb rau B-qib cov xauv muaj xws li cov yuam sij ib kab thiab cov yuam sij ib kab dimple.Cov qauv sab hauv ntawm B-qib xauv lub tog raj kheej yog qhov nyuaj dua piv rau A-qib ntsuas phoo, muab qib siab dua ntawm kev ruaj ntseg tiv thaiv tub sab.

(C-Qib Xauv) B + Qib Anti-tub sab tub nyiag:

B + qib ntsuas phoo, tseem hu ua C-qib ntsuas phoo, tam sim no suav tias muaj kev nyab xeeb.Los ntawm tus yuam sij txoj kev xav, lawv feem ntau muaj ob-sided ob kab teeb tsa nrog cov hniav uas nyob ib sab lossis nkhaus.Lub ntsuas phoo lub tog raj kheej qhov sib txawv hauv cov qauv xav tau ntau dua 270 feeb rau cov kws tshaj lij los qhib, muab kev ruaj ntseg ruaj ntseg.

Anti-Theft Door Lock Inspection:

1. Txheeb xyuas Qib Kev Ruaj Ntseg ntawm Lub Xauv: Thaum xaiv lub qhov rooj tiv thaiv tub sab, nws yog ib qho tseem ceeb uas yuav tsum xaiv ib qho nrog B + lossis C-qib lub tog raj kheej xauv.

2. Tshawb xyuas qhov Anti-tub sab qhov rooj xauv: Lubntse lub qhov rooj xauvyuav tsum muaj steel phaj nrog lub thickness tsawg kawg yog 3 hli rau kev tiv thaiv ntxiv.

3. Txheeb xyuas qhov ntev ntawm tus nplaig tseem ceeb: Qhov ntev ntawm tus nplaig tseem ceeb ntawm lub qhov rooj tiv thaiv tub sab yuav tsum tsis pub tsawg tshaj 16 hli, thiab nws yuav tsum muaj tus nplaig kaw.Yog tias qhov no tsis tuaj, qhov ntsuas phoo yog suav tias yog qhov tsis zoo.