Bututun ƙarfe mara sumul da welded suna taka muhimmiyar rawa a matsayin abubuwan asali na masana'antar zamani.
Ƙayyadaddun waɗannan bututu ana bayyana su da farko ta hanyar diamita na waje (OD), kauri na bango (WT) da tsayi (L), yayin da ƙididdige nauyin bututun ƙarfe ya dogara ne akan waɗannan sigogi masu girma da yawa (ρ) na kayan. .Don shirye-shiryen aikin, kula da farashi da dabaru, ƙididdiga daidai na nauyin bututun ƙarfe yana da mahimmanci.Wannan labarin yana gabatar da hanyoyi guda uku don ƙididdige nauyin bututun ƙarfe kuma yana nuna yadda ake amfani da su tare da misalai masu amfani.
Ƙididdigar asali na nauyin bututu
Ana iya ƙididdige nauyin bututun ƙarfe ta hanyar ƙididdige girmansa wanda aka ninka da girman ƙarfe.
Don zagaye na bututun ƙarfe (ciki har da marasa ƙarfi dawelded karfe bututu), ana lissafta nauyin kamar haka:
Nauyi(kg) = × (OD2(OD-2×WT)2)×L×ρ
ODshine diamita na waje na bututun ƙarfe a cikin mita (m);
WTshine kaurin bangon bututun ƙarfe a cikin mita (m);
Lshine tsawon bututun ƙarfe a cikin mita (m);
ρshi ne yawa daga cikin karfe, ga talakawa carbon karfe, shi ne game da 7850kg/m3.
Sauƙaƙe algorithm: raka'a na mulkin mallaka
Nauyi(lb/ft) = (OD (a) -WT (a))×WT (a)×10.69
inda 10.69 wani abu ne da aka ƙididdige shi daga girman ƙarfe da juzu'in juzu'i da ake amfani da su don canza girma daga inci zuwa fam kowace ƙafa na tsayi.
Misali Lissafi
Zaton wani sashe naERW karfe butututare da diamita na waje na inci 10 da kaurin bango na inci 0.5, ƙididdige nauyi kowane ƙafa na tsawon: Nauyi (lb/ft) = (10-0.5) x 0.5 x 10.69
Nauyin kowane ƙafa na tsawon wannan bututun ƙarfe kusan 50.7775 fam ne.
Sauƙaƙe Algorithm: raka'a awo
Nauyi (kg)=(OD-WT)×WT×L×0.0246615
OD shine diamita na waje na bututun ƙarfe, a cikin mita (mm);
WT shine kaurin bangon bututun ƙarfe a cikin mita (mm);
L shine tsayin bututu a cikin mita (m);
0.0246615 ya dogara ne akan girman ƙarfe (kimanin 7850 kg/m³) da kuma juzu'in juzu'i.
Misali Lissafi
A ce muna da abututu mara nauyitare da diamita na waje na 114.3 mm, kaurin bango na 6.35 mm, da tsayin mita 12.Yi lissafin nauyin bututu ta amfani da tsari mai sauƙi a sama:
1. Lissafin bambanci tsakanin diamita da kauri na bango: 114.3 - 6.35 = 107.95.2.
2. Lissafin nauyi ta hanyar maye gurbin dabarar: 107.95 × 6.35 × 12 × 0.0246615.3.
3. Sakamakon shine: 202.86
Saboda haka, jimlar nauyin bututu yana kusan 202.86 kg.
Matsakaicin 10.69 da 0.0246615 a cikin dabara sun dogara ne akan matsakaicin yawan ƙarfe.Nau'o'in ƙarfe daban-daban (misali bakin karfe, gami da ƙarfe, da sauransu) na iya samun yawa daban-daban kuma abubuwan dole ne a daidaita su daidai.
Wadannan ƙididdiga suna ba da kimanta nauyin nauyinmda welded karfe tubing.Saboda bambancin yawan kayan abu, jurewar masana'anta, da sauran dalilai, ainihin ma'aunin nauyi na iya bambanta.
Ma'auni na gaske na iya bambanta dangane da juriya na masana'antu da yawan kayan abu, don haka wannan dabarar ƙima ce.Don cikakken lissafin nauyin nauyi, ana ba da shawarar cewa ku koma ga bayanan da masana'anta suka bayar ko kuma ku ɗauki ainihin ma'auni.
Don ingantacciyar ƙididdiga ta injiniya ko faɗar kasuwanci, ana ba da shawarar cewa a yi amfani da ƙarin cikakkun bayanai ko kuma a tuntuɓi masu samar da bututun ƙarfe don ingantaccen bayanin nauyi.
Ƙididdigar nauyin bututu wani yanki ne na asali na ƙirar injiniya da sarrafa farashi, da fahimtar fahimtar da kuma amfani da waɗannan ƙididdiga Wannan hanyar ƙididdiga ta dace da bututun ƙarfe mara nauyi tare da ƙananan kauri na bango.A cikin yanayin bututun ƙarfe mara nauyi na bango mai kauri, ƙila a yi la'akari da ƙarin ƙididdiga masu rikitarwa.
tags: bututu nauyi, karfe bututu, sumul, welded.
Lokacin aikawa: Fabrairu-27-2024