Waa maxay saxanka birta ah ee birta
Saxarka birta ah ee birta ah waxaa loola jeedaa birta kulul ee soo-saarista ee soo-saarista dhismayaasha markabka la soo saaray si waafaqsan shuruudaha bulshada dhismaha. Badanaa loo isticmaalo amar qaas ah oo bir ah, jadwal, iibin, markab ay ku jiraan taargooyinka markabka, bir iyo wixii la mid ah.
Shixnadda loo dhiso
Saxarka birta ah ee birta ah ayaa loo qaybin karaa bir qaab dhismeedka guud iyo bir qaab dhismeed sare leh oo leh heerka ugu hooseeya ee xoogga ugu yar.
Sahayda Jindayai sahayda iyo dhoofinta 2 nooc oo bir bir ah, saxaro dhexdhexaad ah oo lagu dhisayo saxan lagu dhisayo iyo saxan xoojinta sare. Dhammaan sheyga saxanka birta waxaa loo soo saari karaa iyada oo loo eegayo bulshada LR, ab, Nk, GL, DNV, BV, BV, BV, ILM, Rina, iwm.
Adeegsiga bir shixnadeed
Dhisidda Dhismaha Dhaqan ahaan waxay isticmaashaa saxan bir ah oo bir ah si ay u xayiraan xargaha xirmooyinka. Taarikada birta ee casriga ah waxay leeyihiin awood aad u sareeya oo ka badan kuwii ka horreeyay, iyagoo ka dhigaysa inay sifiican ugu habboon yihiin dhismaha maraakiibta weelasha weelka waaweyn. Halkan waxaa ah faa'iidooyinka taarikada maraakiibta ee saxanka saliida leh ee loo yaqaan 'steel steel steel steel' uu ku fiican yahay taangiyada bir ee saliida, iyo marka loo isticmaalo maraakiibta, miisaanka markabku aad ayuu u yar yahay maraakiibta awooda, qiimaha shidaalka iyo co2hoos u dhaca waa la dhimi karaa.
Fasalka iyo walxaha kiimikaad (%)
Heer u qaybin | C% ≤ | Mn% | Si% | p% ≤ | S% ≤ | Al% | NB% | V% |
A | 0.22 | ≥ 2.5c | 0.10 ~ 0.35 | 0.04 | 0.40 | - | - | - |
B | 0.21 | 0.60 ~ 1.00 | 0.10 ~ 0.35 | 0.04 | 0.40 | - | - | - |
D | 0.21 | 0.60 ~ 1.00 | 0.10 ~ 0.35 | 0.04 | 0.04 | 0.015 | - | - |
E | 0.18 | 0.70 ~ 1.20 | 0.10 ~ 0.35 | 0.04 | 0.04 | 0.015 | - | |
A32 D32 E32 | 0.18 | 0.70 ~ 1.60 0.90 ~ 1.60 0.90 ~ 1.60 | 0.10 ~ 0.50 | 0.04 | 0.04 | 0.015 | - | - |
A36 D36 E36 | 0.18 | 0.70 ~ 1.60 0.90 ~ 1.60 0.90 ~ 1.60 | 0.10 ~ 0.50 | 0.04 | 0.04 | 0.015 | 0.015 ~ 0.050 | 0.030 ~ 0.10 |
Shixnadaha lagu dhisidayo plate pill-ka
Heer u qaybin | Dhumuc weyni(mm) | Dhaliddabarta (MPA) ≥ | Awooda TSensile(MPA) | Codadka (%) ≥ | Imtixaanka V-Dhibaatooyinka | Imtixaanka Qabow ee Qaboojinta | |||
Heerkulka (℃) | Celcelis AkvA kv / j | b = 2a 180 ° | b = 5a 120 ° | ||||||
wadooyin socod | isku xoog leh | ||||||||
-≥ | |||||||||
A | ≤50 | 235 | 400 ~ 490 | 22 | - | - | - | d = 2a | - |
B | 0 | 27 | 20 | - | d = 3a | ||||
D | -10 | ||||||||
E | -40 | ||||||||
A32 | ≤50 | 315 | 440 ~ 590 | 22 | 0 | 31 | 22 | - | d = 3a |
D32 | -20 | ||||||||
E32 | -40 | ||||||||
A36 | ≤50 | 355 | 490 ~ 620 | 21 | 0 | 34 | 24 | - | d = 3a |
D36 | -20 | ||||||||
E36 | -40 |
Shirkadda maraakiibta lagu dhisi karo cabirrada la heli karo
kala duwanaan | Dhumuc (mm) | Ballac (mm) | Dhexroor / dhexroor gudaha ah (mm) | |
POICUIIDDINDNG TALO | goynta geesaha | 6 ~ 50 | 1500 ~ 3000 | 3000 ~ 15000 |
geesaha goynta | 1300 ~ 3000 | |||
Markabka loo yaqaan 'combuilidng' | goynta geesaha | 6 ~ 20 | 1500 ~ 2000 | 760 + 20 ~ 760-70 |
geesaha aan goyn | 1510 ~ 2010 |
Shixnadaha loo dhiso miisaanka tilmaanta ee birta
Dhumuc (mm) | Miisaanka fikirka | Dhumuc (mm) | Miisaanka fikirka | ||
Kg / ft2 | Kg / m2 | Kg / ft2 | Kg / m2 | ||
6 | 4.376 | 47.10 | 25 | 18.962 | 196.25 |
7 | 5.105 | 54.95 | 26 | 20.420 | 204.10 |
8 | 5.834 | 62.80 | 28 | 21.879 | 219.80 |
10 | 7.293 | 78.50 | 30 | 23.337 | 235.50 |
11 | 8.751 | 86.35 | 32 | 25.525 | 251.20 |
12 | 10.21 | 94.20 | 34 | 26.254 | 266.90 |
14 | 10.939 | 109.90 | 35 | 27.713 | 274.75 |
16 | 11.669 | 125.60 | 40 | 29.172 | 314.00 |
18 | 13.127 | 141.30 | 45 | 32.818 | 353.25 |
20 | 14.586 | 157.00 | 48 | 35.006 | 376.80 |
22 | 16.044 | 172.70 | 50 | 36.464 | 392.50 |
24 | 18.232 | 188.40 |
Birtan dhoofinta ah waxaa sidoo kale loo isticmaali karaa qaabdhismeedka ka baxsan xeebaha, haddii aad raadineyso saxan bir ah oo bir ah ama qaab dhismeedka Stors State Plate, la xiriir Jindalai hadda ee oraahda ugu dambeysay.
Faahfaahin faahfaahsan

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Darajada badda CCS ee fasalka birta
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Saxanka birta ee shaashadda badda
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A 516 Fasalka Birta Birta Birta ah
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A36 kulul oo la duubay
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Diidmo u adkeysiga (ar) saxanka bir
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Ar400 ar450 ar500 bir bir ah
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ASTM A606-4 corten cimilada cimilada birta
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Saxanka birta ee jeexan
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S355 TILMAAMAHA BILAASH
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Hardox bir ah oo taarikada china digtoonis
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Ar400 bir bir ah
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S255JRR KARBARKA TRASS / MS PATE
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Saxanka saqafka fudud (MS) saxanka la jeexjeexay
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St37 bir bir ah / saxanka birta birta
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S355j2w corten taarikada cimilada jawiga biska