Qeb khoom

Cov khoom uas kub

Xov xwm

Khoom Siv Thiab Cov Yam Ntxim Saib Ntxim Ua Rau Cov Muag Khoom Uas Siv Cov Yeeb Nkab PVC
May 23, 2018

Cov ntsia hlau yog qhov sib npaug thiab qhov sib txawv ntawm qhov sib txawv, qhov ntev ntawm qhov ntev ntawm qhov ntev li 20 ~ 25 thiab qhov sib txuam feem ntau yog 314. Lub ntsiab ntawm lub taub hau yeej zoo tib yam li lub zog PVC. Lub sab nrauv α ntawm lub tsho tshaj 60 °. Lub taub hau compression ratio 10 ~ 20. Qhov ntev ntawm cov tub ntxhais tuag thiab qhov ncaj ntawm qhov tuag yog 10 zaug ntawm phab ntsa tuab.

Tuag lub qhov ncauj, tub ntxhais pwm loj dua lub kav kab uas hla, sab nraum lub thawv ntim nruab nrab 10% ~ 30% advisable (by traction kom tau raws li qhov loj me me).


  • QR CODE
  • facebook