60mm backset txhais li cas?
60mm backset txhais li cas?

Video: 60mm backset txhais li cas?

Video: 60mm backset txhais li cas?
Video: Round door lock installation 2024, Kaum ib hlis
Anonim

' Rov qab ' yog qhov kev ncua deb ntawm pem hauv ntej ntawm lub xauv mus rau qhov chaw ntawm lub ntxaiv raws li qhia ntawm no. Yuav luag tag nrho cov mortice locks thiab tubular latches yog muab nrog ib tug 44mm los yog 57mm rov qab ntev. Cov no sib npaug rau cov ntaub ntawv loj ntawm 2.1 / 2 "lossis 3" hauv kev ntsuas imperial. Kev lag luam (DIN) lockcases yog 60mm rov qab.

Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog backset loj?

Rov qab . Cov rov qab yog qhov kev ncua deb ntawm ntug ntawm lub qhov rooj mus rau qhov chaw ntawm 2-1 / 8-inch bore qhov. Hauv Tebchaws Meskas, muaj ob hom rov qab rau lub qhov rooj xauv qhov rooj: 2 3/8 nti thiab 2 3/4 nti. Ntim koj cov xauv nrog 2-3/8-nti lossis 2-3/4-nti latch, nyob ntawm seb qhov twg rov qab koj qhia.

Ib yam li ntawd, Sashlocks ntsuas li cas? Mus xyuas lub qhov loj ntawm koj lub xauv uas twb muaj lawm yam tsis tau tshem tawm ntawm lub qhov rooj ntsuas qhov deb ntawm qhov keyhole mus rau ntawm ntug qhov rooj. Yog tias qhov kev ncua deb yog 45mm koj yuav xav tau 64mm / 2.5 "mortice lock, Yog tias qhov kev ncua deb yog 57mm koj yuav xav tau 76mm / 3" mortice xauv.

Qhov thib ob, dab tsi backset kuv yuav tsum siv?

Txuj rov qab yog 2 3/8 " rov qab , los yog 2 3/4 " rov qab . Feem ntau rov qab yog 2 3/8 "tab sis 2 3/4" kuj muaj ntau heev - feem ntau yog siv rau sab nrauv qhov rooj.

Dab tsi yog qhov backset ntawm ib hmo latch?

60 hli

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