PPR yeeb nkab specifications yog qhia los ntawm cov yeeb nkab series S, nominal txheej kab dn nominal phab ntsa thickness en
Piv txwv: PPR yeeb nkab series S5, PPR nominal txheej kab dn25mm, PPR nominal phab ntsa thickness en2.5mm
Qhia ua S5, dn25en2.5mm
PPR yeeb nkab series S: Nws yog ib tug dimensionless tooj series siv los qhia cov specifications ntawm ppr kav, nrog rau cov nram qab no kev sib raug zoo S=(dn-en)/2 en
Ntawm lawv: dn - PPR nominal txoj kab uas hla (sab nraud txoj kab uas hla), chav tsev yog hli
en——nominal wall thickness of PPR, in mm
Muaj tsib series ntawm feem ntau siv PP-R yeeb nkab specifications: 5, 4, 3.2, 2.5, thiab 2
PPR yeeb nkab specifications PPR kav muab faib ua tsib series: 11, 9, 7.4, 6, thiab 5 raws li tus qauv loj npaum li cas tus nqi SDR.
PPR yeeb nkab specification PPR tus qauv loj piv SDR: yog qhov piv ntawm nominal txheej kab dn ntawm PPR yeeb nkab mus rau lub nominal phab ntsa thickness en.
Kev sib raug zoo ntawm PPR raj specification SDR thiab PPR raj series yog raws li nram no: SDR=2S ntxiv rau 1
Txoj kev sawv cev ntawm PPR yeeb nkab fittings specifications:
Nominal txheej kab dn ntawm PPR yeeb nkab fittings yog hais txog lub nominal txheej kab ntawm PPR yeeb nkab khoom txuas nrog PPR yeeb nkab fittings. Phab ntsa thickness ntawm PPR yeeb nkab fittings yuav tsum tsis txhob tsawg tshaj li cov phab ntsa thickness ntawm PPR yeeb nkab ntawm tib PPR yeeb nkab series S.
Feem ntau ntawm cov lag luam PPR yeeb nkab fittings tsuas muaj ib qho ntawm cov txheej txheem siab tshaj S2, uas yog tsim rau tag nrho cov dej kub thiab txias.
PPR yeeb nkab specification S5 series --------------- 1.25MPa (12.5kg)
PPR yeeb nkab specification S4 series --------------- 1.6MPa (16kg)
PPR yeeb nkab specification S3.2 series ------------ 2.0 MPa (20 kg)
PPR yeeb nkab specification S2.5 series ------------- 2.5MPa (25kg)