Cibiyar da ta ƙare
A420 WPL6 TEE shine bututun da ya dace da tashoshi guda uku, galibi ana amfani da su don rarraba bututu zuwa rassa biyu ko haɓaka rassa biyu cikin bututu ɗaya. Wadanda suka gama gari suna daidai da tees na diamita da rage tees. A cikin layout na bututun bututun mai, tsarin tee na iya canza yanayin kwararar ruwa na ruwa don cimma aikin saitawa ko haɗawa.
A420 WPL6 TEE shine bututun da ya dace da tashoshi guda uku, galibi ana amfani da su don rarraba bututu zuwa rassa biyu ko haɓaka rassa biyu cikin bututu ɗaya. Wadanda suka gama gari suna daidai da tees na diamita da rage tees. A cikin layout na bututun bututun mai, tsarin tee na iya canza yanayin kwararar ruwa na ruwa don cimma aikin saitawa ko haɗawa.
A420 Al'umman Amurkawa sun kirkiro da kayan da Amurka (Astm), galibi suna rufe carbon kirbon karfe da alloy karfe bututun ruwa don ƙarancin zafin jiki. Wannan ƙa'idar tana tabbatar da bukatun aikin bututu masu haɗe a cikin yanayin ƙananan yanayin zafi. Misali, a cikin ajiya mai ajiya da tsarin sufuri na masana'antu, bututun bututun bututun ruwa wanda zai iya tsayayya da ƙarancin zafin jiki ba tare da karaya ba.
Dangane da radius na curvature, ana iya raba shi zuwa cikin HADBEY GADBE BARO DA KYAUTA HADISH. Long radius gwiwar gwiwar hannu yana nufin cewa radius ta curvatate daidai yake da 1.5 sau na m diamita na bututu, wato, r = 1.5d. Short radius gwiwar gwiwar yana nufin cewa radius ta curvature daidai yake da na waje daidai bututu na bututu, shine, r = 1.0d.