Akwai wasu yawancin abokai waɗanda ba sa fahimtar alaƙar da ke tsakanin ƙayyadaddun bayanai na "DN", "Φ"Kuma" ". A yau, zan takaita alaƙar da ke tsakanin ku, muna fatan taimakonku!
Mene ne inch "
Inch (") wani yanki ne na musamman da aka saba amfani dashi a cikin tsarin Amurka, kamar bututun ƙarfe,bawuloli, flanges, elgows, famfo, tees, da sauransu, kamar ƙamus shine 10 ".
Inch (inch, an rage shi kamar yadda yake a cikin Yaren mutanen Holland, da inci shine tsawon babban yatsa. Tabbas, tsawon babban yatsa ma daban ne. A ƙarni na 14, King Edward II ya gabatar da "daidaitaccen kafaffen na doka". Matsakaicin shine tsawon tsawon hatsi uku mafi girma da aka zaɓa daga tsakiyar kunnuwa da kunnuwa kuma an tsara shi a jere ɗaya.
Gabaɗaya 1 "= 2.54cm = 25.4mm
Menene DN
DN na wani yanki ne na musamman da aka saba amfani dashi a China da tsarin Turai, kuma kuma shine allon Turai don bututun allo,bawuloli, fannoni, kayan ruwa, da famfo, kamarDN250.
DN yana nufin diamita na noman na bututu (wanda aka sani da diamita na nomayi), a matsayin diamita na waje, amma matsakaita na ciki, amma matsakaita na waje, wanda ake kira matsakaicin diamita na ciki.
MeneneΦ
Φ Abu ne na yau da kullun, wanda ke nufin ƙarshen diamita na bututu, ko ƙwararru, zagaye da sauran kayan.
To menene dangantakarsu a tsakaninsu?
Da farko dai, ma'anonin da "" da "DN" kusan iri ɗaya ne. Suna nufin girman wannan ƙayyadadden bayani, daΦ hade na biyu.
misali
Misali, idan bututu na karfe shine DN600, idan Peie guda ɗaya yana da alama alama a inci, ya zama 24 ". Shin akwai wata alaƙa tsakanin su biyun?
Amsar ita ce eh! Janar Inch ne mai lamba kuma kai tsaye ya ninka da 25 daidai da 1 "* 5 = DN10, kuma sau da yawa, da kuma maki 5 (45 = 75), 1" *, 3/4 ", 1-12", 2-1 / 2 ", 3-1 / 2" da sauransu, waɗannan ba za a iya ƙididdigaba kamar haka ba, amma lissafin yana da daidai, ƙayyadaddun ƙayyadadden ƙayyadaddun:
1/2 "= DN15
3/4 "= DN20
1-1 / 4 "= DN32
1-1 / 2 "= DN40
2 "= DN50
2-1 / 2 "= DN65
3 "= DN80
Lokaci: Feb-03-2023
