Xulashada tuubada tuulan la awoodi karo
Soo bandhigida fursadahayada raso la awoodi karo: xalka ugu dambeeya ee baahiyahaaga dhismo. Shirkaddayada, waxaanu ku faanaa inaanu bixino alxanka alxanka oo tayo sare lehtuullaynta birtakuwaas oo loo farsameeyay inay u adkeystaan xitaa jawiga ugu adag. Haddii aad ku lug leedahay dhismaha buundada, horumarinta waddooyinka ama dhismaha sare ee dhismaha, xayndaabyadayadu waxay ku siinayaan aasaas la isku halleyn karo si loo hubiyo cimri dhererka iyo xasilloonida mashruucaaga.
Waxaa la soo saaray iyadoo la isticmaalayo tignoolajiyada ugu dambeysay, tuulannadayada tuubooyinka birta ah ee dhuuban ee xayndaabka waxaa loogu talagalay inay buuxiyaan baahida adag ee codsiyada kala duwan. Dhismahooda qallafsan ayaa dammaanad qaadaya waxqabad heersare ah, iyaga oo ka dhigaya kuwo ku habboon qandaraaslayaasha iyo kuwa wax dhisa ee raadinaya cimri dherer iyaga oo aan jabin bangiga. Waxaan fahamsanahay in wax-ku-oolnimada-wax-ku-oolnimada ay muhiim u tahay suuqa tartanka maanta, taas oo ah sababta tuubooyinka tuulan ee aan bixinno ay yihiin ikhtiyaar la awoodi karo iyada oo aan waxyeello loo geysan tayada.
Ballanqaadkayaga ku qanacsanaanta macaamilka ayaa udub dhexaad u ah wax kasta oo aan samayno. Sanadihii la soo dhaafay, waxaan dhisnay sumcad ah in aan noqono kuwo udub dhexaad u ah macaamiisha iyo bixinta adeegyo iib-ka-horre oo dhamaystiran, iibka, iyo iibka kadib. Dareen-celintani waxay xaqiijinaysaa inaan buuxinno baahi kasta oo macaamiisheena, iyadoo bixinaysa badeecado iyo adeegyo had iyo jeer caan ah.
Tilmaamaha Alaabta
Heerka | Heerka birta | Halabuurka kiimikada | Guryaha xamaasada | Tijaabada Saamaynta Charpy iyo Hoos u Dhigista Imtixaanka Ilmada | ||||||||||||||
C | Si | Mn | P | S | V | Nb | Ti | CEV4) (%) | Rt0.5 Mpa Xoog dhalid | Xoog Tensile Rm Mpa | Rt0.5/ Rm | (L0=5.65 √ S0) Kordhinta A% | ||||||
max | max | max | max | max | max | max | max | Mid kale | max | min | max | min | max | max | min | |||
L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Tijaabada Saamaynta Dabiiciga ah: Saamaynta nuugista tamarta tuubada iyo tollaynta alxanka waa in lagu tijaabiyaa sida loogu baahan yahay heerka asalka ah. Faahfaahinta, eeg heerka asalka ah. Tijaabada jeexjeexa miisaanka: Aagga xiirida ee ikhtiyaarka ah | |
GB/T9711-2011 (PSL2) | L290MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 290 | 495 | 415 | 21 | |||
L320MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
L360MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
L390MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
L415MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
L450MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1)2)3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1)2)3 | Gorgortanka | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
Fiiro gaar ah: | ||||||||||||||||||
1) 0.015 ≤ Altot | ||||||||||||||||||
2) V+Nb+Ti ≤ 0.015% | ||||||||||||||||||
3) Dhammaan darajooyinka birta, Mo laga yaabaa ≤ 0.35%, hoos yimaada qandaraas. | ||||||||||||||||||
Mn Cr+Mo+V Cu+Ni4) CEV=C+6+5+5 |
Faa'iidada Alaabta
1. Xalalkan waxtarka leh waxay si weyn u dhimi karaan miisaaniyada mashruuca waxayna ka dhigi karaan dhismo ballaaran oo sahlan in la fuliyo. Shirkadaha doonaya inay sare u qaadaan khayraadkooda, tuubooyinka tuulan ee la awoodi karo waxay siin karaan beddel macquul ah iyada oo aan waxyeello loo geysan sharafta qaabdhismeedka.
2. Soosaarayaal badan, oo ay ku jiraan shirkadeena, waxay mudnaanta siiyaan qanacsanaanta macaamilka iyagoo siinaya iibka kahor iibka kahor, inta lagu jiro iibinta, iyo adeegyada iibka kadib si loo hubiyo in macaamiishu helaan taageerada ay u baahan yihiin dhammaan habka wax iibsiga.
Nuqulka alaabta
1. Qalabka qiimaha jaban waxaa laga yaabaa in aysan mar walba buuxin heerarka tayada adag ee looga baahan yahay mashaariicda waaweyn, taas oo u horseedi karta fashilka qaabdhismeedka ama kor u kaca kharashka dayactirka mustaqbalka fog.
2. Adkeysiga iyo waxqabadka fursadahan la awoodi karo way kala duwanaan karaan, taas oo keeni karta khataro ammaanka iyo wakhtiga mashruuca.
FAQ
Q1: Waa maxay Dhuumaha birta ee Piling?
Tuubooyinka birta ah ee tuulan waa dhismayaal xoog leh oo loo isticmaalo in lagu taageero dhismayaasha iyo dhismayaasha kale. Waxaa si qoto dheer loogu riixaa dhulka si ay u bixiyaan xasillooni iyo awood rar, taas oo ka dhigaysa lagama maarmaanka u ah mashaariicda dhismaha, gaar ahaan meelaha ay xaaladaha ciidda liidato.
Q2: Waa maxay sababta aad u dooran spiral alxanka weyn tuubooyinka tuubooyinka birta dhexroor weyn?
Tuubooyinka alxanka leh ee isbiirsaday ayaa caan ku ah xooggooda iyo adkeysigooda. Habka alxanka wareega ayaa u oggolaanaya dhexroorka waaweyn, kaas oo taageeri kara culeysyo badan. Tani waxay ka dhigaysaa inay ku habboon yihiin mashaariicda dhismaha ee waaweyn halkaasoo hababka dhaqameed ee soo noqnoqda aysan awoodin inay buuxiyaan shuruudaha.
Q3: Sideen ku heli karaa doorashooyin la awoodi karo?
Helitaanka la awoodi karotuubada tuulandoorashooyinku macnaheedu maaha in la huray tayada. Shirkaddayadu waxay mudnaan siisaa qancinta macaamiisha iyada oo bixisa noocyo kala duwan oo tilmaamo gaar ah oo ku habboon baahi kasta. Waxaan hubineynaa in badeecadeena ay yihiin kuwo si tartan ah loo qiimeeyo iyada oo aan la hurin tayada. Adeegyadayada iibka ka hor ee la xaqiijiyay, iibinta, iyo iibka ka dib waxay hubinayaan inaad hesho taageero dhamaystiran inta lagu jiro habka iibka oo dhan.
Q4: Maxaan ka fiirsada markaan wax iibsanayo?
Markaad dooranayso dhuumaha birta ee tuulan, tixgeli arrimo ay ka mid yihiin dhexroorka, tayada alaabta, iyo shuruudaha mashruuca gaarka ah. Kooxdayadu waxay u heellan tahay inay kaa caawiyaan inaad samayso doorashooyinkan, hubinta inaad hesho xalka ugu habboon baahiyahaaga.