Mamwe mafomura akajairika ekuverenga huremu hwezvinhu zvesimbi:
Chikamu chedzidzisoKurema kweKabhonisimbiPipe (kg) = 0.0246615 x ukobvu hwemadziro x (dhayamita yekunze - ukobvu hwemadziro) x kureba
Kurema kwesimbi yakatenderera (kg) = 0.00617 x dhayamita x dhayamita x kureba
Kurema kwesimbi ine sikweya (kg) = 0.00785 x upamhi hweparutivi x upamhi hweparutivi x kureba
Kurema kwesimbi ine hexagonal (kg) = 0.0068 x upamhi hwedivi rakatarisana x upamhi hwedivi rakatarisana x kureba
Kurema kwesimbi ine octagonal (kg) = 0.0065 x upamhi hwedivi rakatarisana x upamhi hwedivi rakatarisana x kureba
Huremu hweRebar (kg) = 0.00617 x dhayamita yakaverengerwa x dhayamita yakaverengerwa x kureba
Kurema kwekona (kg) = 0.00785 x (upamhi hwedivi + upamhi hwedivi - ukobvu hwedivi) x ukobvu hwedivi x kureba
Kurema kwesimbi yakati sandara (kg) = 0.00785 x ukobvu x upamhi hwemativi x kureba
Huremu hweplate yesimbi (kg) = 7.85 x ukobvu x nzvimbo
Huremu hwebhara rendarira rakatenderera (kg) = 0.00698 x dhayamita x dhayamita x kureba
Huremu hwebhara rendarira rakatenderera (kg) = 0.00668 x dhayamita x dhayamita x kureba
Kurema kwebhaa rearuminiyamu rakatenderera (kg) = 0.0022 x dhayamita x dhayamita x kureba
Huremu hwebhara resimbi resikweya (kg) = 0.0089 x upamhi hwedivi x upamhi hwedivi x kureba
Huremu hwebhara resimbi rakaita sikweya (kg) = 0.0085 x upamhi hwedivi x upamhi hwedivi x kureba
Kurema kwebhaa rearuminiyamu rakareba (kg) = 0.0028 x upamhi hweparutivi x upamhi hweparutivi x kureba
Huremu hwebhara rebhuranzi repepuru rine hexagonal (kg) = 0.0077 x upamhi hwedivi rakatarisana x upamhi hwedivi rakatarisana x kureba
Huremu hwebhara remhangura rine hexagonal (kg) = 0.00736 x upamhi hwedivi x upamhi hwedivi rakapesana x kureba
Kurema kwebhaa rearuminiyamu rine hexagonal (kg) = 0.00242 x upamhi hwedivi rakatarisana x upamhi hwedivi rakatarisana x kureba
Kurema kweplate yemhangura (kg) = 0.0089 x ukobvu x upamhi x kureba
Huremu hweplate yebrass (kg) = 0.0085 x ukobvu x upamhi x kureba
Kurema kweplate yearuminiyamu (kg) = 0.00171 x ukobvu x upamhi x kureba
Huremu hwechubhu yebhuranzi yepepuru yakatenderera (kg) = 0.028 x ukobvu hwemadziro x (dhayamita yekunze - ukobvu hwemadziro) x kureba
Huremu hwechubhu yendarira yakatenderera (kg) = 0.0267 x ukobvu hwemadziro x (dhayamita yekunze - ukobvu hwemadziro) x kureba
Huremu hwechubhu yearuminiyamu yakatenderera (kg) = 0.00879 x ukobvu hwemadziro x (OD - ukobvu hwemadziro) x kureba
Cherechedza:Chikamu chehurefu mufomura iyi imita, chikamu chenzvimbo imita sikweya, uye zvimwe zvikamu zvacho mamirimita. Huremu huri pamusoro apa x mutengo wechikamu chezvinhu ndiwo mutengo wezvinhu, pamwe nemutengo wekugadzirisa pamusoro + mutengo wenguva yemunhu webasa rega rega + mari yekurongedza + muripo wekutumira + mutero + mubereko = mutengo (FOB).
Huremu hwakanyanya hwezvinhu zvinowanzoshandiswa
Simbi = 7.85 Aruminiyamu = 2.7 Mhangura = 8.95 Simbi isina ngura = 7.93
Simbi isina kusimba inorema fomura yekuverenga iri nyore
Simbi isina ngura inorema pa square meter (kg) fomura: 7.93 x ukobvu (mm) x upamhi (mm) x kureba (m)
304, 321Simbi Isina Chinovhara PipeChikamu chedzidzisohuremu pamita (kg) fomura: 0.02491 x ukobvu hwemadziro (mm) x (dhayamita yekunze - ukobvu hwemadziro) (mm)
316L, 310SSimbi Isina Chinovhara PipeChikamu chedzidzisohuremu pamita (kg) fomura: 0.02495 x ukobvu hwemadziro (mm) x (dhayamita yekunze - ukobvu hwemadziro) (mm)
Simbi isina ngura inorema pamita imwe neimwe (kg) fomura: dhayamita (mm) x dhayamita (mm) x (nickel isina ngura: 0.00623; chromium isina ngura: 0.00609)
Kuverenga uremu hwesimbi yedzidziso
Kuverenga huremu hwesimbi kunoyerwa mumakirogiramu (kg). Fomura yayo huru ndeiyi:
W (huremu, kg) = F (nzvimbo yechikamu chakachinjika mm²) x L (kureba m) x ρ (huwandu g/cm³) x 1/1000
Mhando dzakasiyana dzesimbi dzinoyera uremu ndeidzi dzinotevera:
Simbi yakatenderera,Koiri (kg/m)
W=0.006165 xd xd
d = dhayamita mm
Dhayamita yesimbi yakatenderera ye100mm, tsvaga huremu pa m. Huremu pa m = 0.006165 x 100² = 61.65kg
Rebar (kg/m)
W=0.00617 xd xd
d = dhayamita yechikamu mm
Tsvaga huremu pa m imwe neimwe ye rebar ine dhayamita yechikamu che 12mm. Huremu pa m imwe neimwe = 0.00617 x 12² = 0.89kg
Simbi ine sikweya (kg/m2)
W=0.00785 xa xa
a = upamhi hwemativi mm
Tsvaga huremu pa mita imwe neimwe yesimbi ine upamhi hweparutivi hwe20mm. Huremu pa mita imwe neimwe = 0.00785 x 20² = 3.14kg
Simbi yakati sandara (kg/m2)
W=0.00785×b×d
b = upamhi hwemativi mm
d=ukobvu mm
Kana simbi yakati sandara ine upamhi hweparutivi hwe40mm uye ukobvu hwe5mm, tsvaga huremu pamita. Huremu pamita = 0.00785 × 40 × 5 = 1.57kg
Simbi ine makirogiramu matanhatu (kg/m2)
W=0.006798×s×s
s=daro kubva kune rimwe divi mm
Tsvaga huremu pa m imwe neimwe yesimbi ine hexagonal ine chinhambwe che50mm kubva kune rumwe rutivi. Huremu pa m imwe neimwe = 0.006798 × 502 = 17kg
Simbi ine octagonal (kg/m2)
W=0.0065×s×s
s=daro rekuenda kudivi mm
Tsvaga huremu pa m imwe neimwe yesimbi ine mativi mana ine chinhambwe che 80mm kubva kune rumwe rutivi. Huremu pa m imwe neimwe = 0.0065 × 802 = 41.62kg
Simbi yekona yakaenzana (kg/m)
W = 0.00785 × [d (2b-d) + 0.215 (R²-2r²)]
b = upamhi hwemativi
d = ukobvu hwemucheto
R = nharaunda yemukati me arc
r = nharaunda yearc yekupedzisira
Tsvaga huremu pa m ye 20 mm x 4 mm equallateral angle. Kubva kuMetallurgical Catalog, R ye 4mm x 20mm equal-edge angle i3.5 uye r i1.2, zvino huremu pa m = 0.00785 x [4 x (2 x 20-4) + 0.215 x (3.52 - 2 x 1.2² )] = 1.15kg
Kona isina kuenzana (kg/m)
W=0.00785×[d(B+bd ) +0.215(R²-2r²)]
B = upamhi hwemativi marefu
b=upamhi hwemativi mapfupi
d=Kukora kwemativi
R = nharaunda yemukati me arc
r=muganhu we arc wekupedzisira
Tsvaga huremu pa m imwe neimwe ye 30 mm × 20 mm × 4 mm angle isina kuenzana. Kubva mu metallurgical catalog kusvika pa 30 × 20 × 4 angle dzisina kuenzana dze R i 3.5, r i 1.2, wobva waona huremu pa m = 0.00785 × [4 × (30 + 20 - 4) + 0.215 × (3.52 - 2 × 1.2 2)] = 1.46kg
Simbi yechiteshi (kg/m2)
W = 0.00785 × [hd + 2t (bd) + 0.349 (R²-r² )]
h=kukwirira
b = kureba kwegumbo
d=ukobvu hwechiuno
t = ukobvu hwegumbo hwepakati
R = nharaunda yemukati me arc
r = nharaunda yearc yekupedzisira
Tsvaga huremu pa m yesimbi yechiteshi che 80 mm × 43 mm × 5 mm. Kubva mu katalogu yesimbi, chiteshi chine pa 8 , R ye 8 uye r ye 4. Huremu pa m = 0.00785 × [80 × 5 + 2 × 8 × (43 - 5) + 0.349 × (82 - 4²)] = 8.04kg
I-danda (kg/m)
W=0.00785×[hd+2t(bd)+0.615(R²-r²)
h=kukwirira
b = kureba kwegumbo
d=ukobvu hwechiuno
t = ukobvu hwegumbo hwepakati
r=nharaunda yemukati mearc
r=muganhu we arc wekupedzisira
Tsvaga huremu pa m yedanda reI re 250 mm × 118 mm × 10 mm. Kubva mubhuku rekushandisa zvinhu zvesimbi, danda reI rine pa 13, R ye 10 uye r ye 5. Huremu pa m = 0.00785 x [250 x 10 + 2 x 13 x (118 - 10) + 0.615 x (10² - 5²)] = 42.03kg
Ndiro yesimbi (kg/m²)
W=7.85×d
d=ukobvu
Tsvaga huremu pa m² yeplate yesimbi ine ukobvu hwe4mm. Huremu pa m² = 7.85 x 4 = 31.4kg
Pombi yesimbi (kusanganisira pombi yesimbi isina musono uye yakasungirirwa) (kg/m)
W=0.0246615×S (DS)
D = dhayamita yekunze
S = ukobvu hwemadziro
Tsvaga huremu pa mita imwe neimwe yepombi yesimbi isina musono ine dhayamita yekunze ye60mm uye ukobvu hwemadziro hwe4mm. Huremu pa mita imwe neimwe = 0.0246615 × 4 × (60-4) = 5.52kg
Nguva yekutumira: Gumiguru-08-2023