Mintalace bututuwani nau'in bututun ƙarfe da aka yi ta hanyar mirgina tsiri a cikin siffar bututu a wani kusurwa na karkara (forging) sannan a auna shi. Ana amfani dashi sosai a cikin tsarin bututun mai, gas da watsa ruwa da ruwa.
Nominal Diamister shine mai noman diamita na bututu, maras muhimmanci na girman bututu. Don murnan karfe, diamita na maras muhimmanci yawanci kusa da, amma ba daidai yake ba, ainihin a ciki ko na waje diamita.
Ana bayyana shi ta DN Plus lamba, kamar DN200, wanda ke nuna bututun ƙarfe tare da diamita mai narkewa na 200 mm.
Na yau da kullun na al'ada (DN) kewayon:
1. Kananan diamita na diamita (DN100 - DN300):
Dn100 (inci 4)
DN150 (Inci 6)
DN200 (Inci 8)
DN250 (inci 10)
DN300 (inci 12)
2. Matsakaicin Matsakaicin Diameret (DN350 - DN700):
Dn350 (inci 14)
DN400 (Inci 16)
Dn450 (inci 18)
Dn500 (inci 20)
DN600 (inci 24)
DN700 (Inci 28)
3. Babban kewayon diamita (DN750 - DN1200)
Dn750 (inci 30)
Dn800 (inci 32)
DN900 (Inci 36)
Dn1000 (inci 40)
DN1100 (44 inci)
DN1200 (48 inci)
4. Karin manyan diamita (DN1300 da sama)
(Inci 52)
DN1400 (56 inci)
DN1500 (inci 60)
DN1600 (64 inci)
(Inci 72)
DN2000 (80 inci)
DN2200 (88 inci)
Dn2400 (inci 96)
DN2600 (10 inci)
DN2800 (112 inci)
Dn3000 (inci 120)
Diamita na waje (ODD): ON ne mai narkar da juzu'i na waje na murfin karkace. Yakin on na m karfe na karkace shine ainihin girman waje na bututun. Za a iya samun od ta hanyar ainihin gwargwado, yawanci a cikin milimita (mm).
Diamita na ciki (ID): id shine diamita na saman ciki na cikin bututun karfe. ID ɗin shine ainihin girman ciki na bututu. Ana lissafta ID na ID ta rage yawan rage bangon bango daga odi a cikin milimita (MM) ID = ID na OD-2 X
Filin aikace-aikacen
Muryaya bututu tare da diamita daban-daban suna da aikace-aikace daban-daban a fannoni daban-daban:
1. Karamin diamitaSSaw Karfe Pupe(DN100 - DN300): Yawanci amfani dashi a cikin injiniyan ruwa na bututun ruwa na bututun ruwa, bututun gas, bututun gas, da sauransu ..
2. Matsakaici DiameterPIPE SSAW(DN350 - DN700): Amfani da shi a mai, bututun gas na halitta da bututun ruwa na masana'antu. 3. Babban diamita na karfe na karkace: DN100 - DN300): Mafi yawan amfani da bututun injiniyan ruwa, bututun gas, da sauransu.
3.Babban diamita SSaw bututu(DN750 - DN1200): Amfani da ayyukan watsa ruwa mai nisa na nesa, bututun mai, manyan-sikelin-sikelin-sikelin-sikelin-stofe.
4. Damuwa mai girmaSSaw carbon karfe button(DN1300 da sama): galibi ana amfani da shi don ruwan dogon-yanki, ayyukan bututun mai, gas, bututun mai submanine da sauran ayyukan samar da kayan more rayuwa.
M diamita da sauran bayanai dalla-dalla kananan bututu yawanci ana samar dasu daidai da ka'idojin da suka dace da bayanai:
1. Ka'idojin kasa da kasa: Api 5l: Aiwatarwa zuwa bututun ƙarfe na ciki, bututun mashin na karkace bututun ƙarfe.
2. Kasa na kasa: GB / T 9711: Nemi bututun ƙarfe na masana'antar mai da gas, yana ƙayyade buƙatun fasaha na ƙwanƙwasawa na karkace. GB / t 3091: An zartar da welded karfe bututu don jigilar ruwa ruwa, ƙayyade girma da buƙatun fasahar karkace na karfe.
Lokaci: Satumba 02-2024
