Tuubooyinka birta birta ee loo yaqaan 'birta bir bir bir lagu isticmaalo ee loo isticmaalo warshadaha
Caadi ah | Fasalka birta | Ka kooban kiimikada | Guryaha TSensile | Tijaabada wadnaha ee tijaabada ah oo tijaabada miisaanka ee miisaanka | ||||||||||||||
C | Si | Mn | P | S | V | Nb | Ti | Cev4) (%) | Rt0.5 MPA | Rm mpa spa tensile xoog | Rt0.5 / rm | (L0 = 5.65 √ s0) codka a | ||||||
dixiri | dixiri | dixiri | dixiri | dixiri | dixiri | dixiri | dixiri | Kale | dixiri | min | dixiri | min | dixiri | dixiri | 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 Therpy Saamaynta: Saamaynta Wax ka qabashada tamarta ee Pipe-ka iyo Send Weld waa la baari doonaa sida loogu baahan yahay heerka asalka ah. Faahfaahinta, ka eeg heerka asalka ah. Tuur Imtixaanka Miisaanka Ilkaha: Aagga Ikhtiyaariga Ikhtiyaariga 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 | |||||||
L555mbb | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1) 2) 3 | Waan-waan | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
Xusuusin: | ||||||||||||||||||
1) 0.015 ≤ attet <0.060; n ≤ 0.012; 2-1; CU ≤ 0.30; CR ≤ 0.30; | ||||||||||||||||||
2) v + nb + ti ≤ 0.015% | ||||||||||||||||||
3) Dhamaan fasalada birta, Mo waxaa laga yaabaa in ≤ 0.35%, qandaraas. | ||||||||||||||||||
MN Cr + mo + v Cu + Ni 4) Cev = c + 6 + 5 + 5 |
Hordhaca Waxsoosaarka
Soo bandhigida tuubooyinkeena birta ee suufka ah ee loo adeegsado isticmaalka warshadaha, oo loogu talagalay in lagu daboolo baahiyaha dalbashada ee warshado fara badan. Alaabooyinkayaga waxaa lagu soo saaray warshadda farshaxanka ee gobolka ee Cangzhou, gobolka Hebei, oo ah hoggaamiye kooxood oo ah 350,000 mitir oo laba jibaaran oo hubiya in badeecad kasta oo aan gaarsiino ay la kulmaan heerarka tayada ugu sareeya.
Hannaankeena wax soo saarka ee gaarka ah wuxuu dejiyaa tuubooyinka birta marka laga reebo tartanka. Injineerinka xoogga iyo cimriqafta, tuubooyinkani waxay awood u leeyihiin inay u adkeystaan cadaadisyo gudaha iyo dibedda ah, taasoo ka dhigeysa inay ku habboon yihiin codsiyo fara badan. Haddii aad ka shaqeyso dhismaha, saliida iyo gaaska, ama meel kale oo warshadeed, tuubooyinkeenna waxaa loo dhisay si ay u qabtaan xaaladaha ugu adag.
Mid ka mid ah astaamaha aan fiicnayn ee annaga oo isleegBirta bir bir bir ahwaa iska caabbinta ugu fiican ee laxiriira xubinta iyo xumaynta. Tayadan oo keliya ma kordhineyso nolosha tuubooyinka, laakiin waxay sidoo kale yareynaysaa qarashaadka dayactirka, iyagoo siinta xalka lagu kalsoonaan karo ee baahiyaha warshadahaaga. Balanqaadkeena aan ku siinayno hal-abuurka iyo tayada, waxaad ku kalsoon tahay in alaabadaadu ay siin doonaan wax qabad aad u wanaagsan iyo isku halaynta.

Faa'iidada wax soo saarka
1. Mid ka mid ah faa'iidooyinka ugu waaweyn ee tuubooyinka birta birta ah waa awood ay ku leeyihiin inay u adkeystaan cadaadisyo gudaha iyo dibedda ah. Tani waxay ka dhigeysaa inay ku habboon yihiin warshadaha sida saliida iyo gaaska, dhismaha iyo waxsoosaarka.
2. Tuubooyinkaani waxaa loogu talagalay inay ka hortagaan hudheelka iyo jahwareerka, hubinta nolosha adeegga dheer iyo kharashaadka dayactirka hoose.
3. Isticmaalkooda ayaa u oggolaanaya in loo isticmaalo codsiyo fara badan, lagana gudbo dareeraha taageerada qaab dhismeedka.
Wax soosaarka wax soo saarka
1. Tuubbada birtaWaxay ka culus kartaa waxyaabaha kale ee loo beddeli karo sida caagayada caaga ah ama ashyaa'da, kuwaas oo abuuri kara caqabado inta lagu gudajiro rakibaadda iyo gaadiidka.
2. Iyaga oo ay u adkaysan yihiin daxanka, gabi ahaanba kama difaacaan daxashada, gaar ahaan deegaannada adag. Dayactirka joogtada ah iyo jaakadaha difaaca ayaa laga yaabaa inay lagama maarmaan noqoto in la dheereeyo noloshooda adeegga.
Warqad maqas
Q1: Waa maxay mid gaar u ah tuubooyinkan birta ah?
Hawsha wax soo saarka ee gaarka ah ee loo adeegsado soo saaridda tuubooyinka birta birta ayaa si weyn u kordhisa awoodooda iyo cimrigooda. Tuubbooyinka caadiga ah ee ka duwan, tuubooyinkan ayaa injineer ah si ay u adkeystaan cadaadisyo gudaha iyo dibedda ah, taasoo ka dhigeysa inay ku habboon yihiin dalbashada jawiga warshadaha. Dhismooyinkeeda adag waxay xaqiijineysaa cimri dherer waxayna yareysaa baahida loo qabo bedelaad isdaba joog ah.
Q2.
Dhab ahaantii! Mid ka mid ah astaamaha ugu waaweyn ee tuubooyinka birta birta ah ayaa iska caabin u ah hudheelka iyo isqabinta. Hantidan ayaa muhiim u ah codsiyada warshadaha sida saliida iyo gaaska, dhismaha iyo kiimikada, kuwaas oo inta badan la kulma xaalado adag. Cadaadiska hubedda waxay xaqiijineysaa in tuubooyinka ay sii wadaan daacadnimadooda muddada dheer, iyagoo siinta xalka lagu kalsoonaan karo ee mashaariic kala duwan.
Q3. Xagee bay tuubooyinkan la soo saaray?
Saldhiggayaga soosaarka birta ee birta birta ah waxay ku taalaa magaalada Cangzhou City, gobolka Hebei, oo leh warshad horumarsan oo daboola aaga 350,000 mitir oo laba jibbaaran. Shirkadda waxaa la aasaasay 1993 waxayna si dhakhso ah u kortay wadarta guud ee hantida 680 milyan ee yuan iyo 680 shaqaale ah. Khibradeena taajiriinta ah iyo maalgashiga farsamada ayaa noo oggolaanaya inaan soo saarno tuubooyin tayo sare leh oo la kulma baahiyaha kala duwan ee macaamiisheena.