Cov roj hmab o rings ntsuas li cas?

Cov roj hmab o rings ntsuas li cas?

O-Rings yog ib yam ntawm cov ntsaws ruaj ruaj tshaj plaws hauv ntiaj teb. Nrog rau qhov tsis muaj qhov txwv ntawm qhov ntau thiab tsawg, lawv tau siv ntau daim ntawv thov thoob plaws hauv kev lag luam. Cov khoom siv sib txuas ua ke no khaws cov roj los yog kua los ntawm kev qhib tab sis dhau sijhawm, lawv tuaj yeem hnav thiab yuav tsum tau hloov. Yog tias koj tab tom npaj hloov O-ring, qhov haum zoo yog qhov tseem ceeb rau kev sib khi ua tiav.

Roj Hmab O-rings yog ntsuas siv ntau qhov ntev los xyuas kom meej qhov haum thiab sib haum nrog daim ntawv thov lawv npaj rau. Cov kev ntsuas tseem ceeb siv los qhia O-rings suav nrog:

1.Inside Diameter (ID): Qhov no yog qhov ntsuas ntawm sab hauv lub voj voog qhib ntawm O-ring thaum nws nyob hauv nws lub xeev so (tsis ncab lossis compressed). Nws yog feem ntau ntsuas los ntawm cov npoo sab hauv ntawm O-ring.

2.Outside Diameter (OD): Qhov no yog qhov ntsuas ntawm lub voj voog sab nraud ntawm O-ring nyob rau hauv nws lub xeev so. Ntxiv dua thiab, nws yog feem ntau ntsuas los ntawm cov npoo sab nraud ntawm O-ring.

3.Cross-Section Diameter (CS): Kuj tseem hu ua thickness lossis dav, qhov ntsuas no yog hais txog txoj kab uas hla ntawm O-ring thaum nws nyob hauv ib puag ncig lossis ncig hla ntu. Nws feem ntau hu ua "dav" ntawm O-ring.

O-rings feem ntau teev nrog ID, OD, thiab CS ntsuas hauv millimeters (mm) lossis nti (inch). Piv txwv li, ib lub nplhaib O-ring yuav raug sau tias "20mm ID x 30mm OD x 5mm CS," qhia ib txoj kab uas hla ntawm 20mm, sab nraud txoj kab uas hla ntawm 30mm, thiab hla ntu txoj kab uas hla ntawm 5mm.