Dhuumaha Birta Kaarboon ee Kaarboon Alxanka leh ee Spiral Alxanka leh Dhuumaha Xadhkaha X60 SSAW
Ourtuubooyinka birta kaarboon alxanka ah ee wareegsanwaxaa si gaar ah loogu talagalay in lagu daboolo baahida sii kordheysa ee tuubooyinka birta dhexroorka weyn.Anaga oo ka faa'iidaysanayna biro cidhiidhi ah oo aanu adeegsanayna tignoolajiyada alxanka jeexjeexa, waxa aanu ku guulaysanay in aanu soo saarno wax soo saar heersare ah oo ka sareeya tartanka tayada iyo waxqabadka.Qalabka ugu muhiimsan ee loo isticmaalo habka wax soo saarka waxaa ka mid ah Q195, Q235A, Q235B, Q345, GR.B,X42,X52,X60,X70 iwm.
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 la 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+Ni 4) CEV=C+6+5+5 |
Mid ka mid ah faa'iidooyinka ugu muhiimsan ee tuubada birta kaarboonka ee dhuuban ee alxanka leh waa adkeysigeeda aan la barbar dhigi karin.Tuubooyinkani waxay awoodaan inay u adkeystaan xaaladaha ugu adag, iyaga oo ka dhigaya kuwo ku habboon warshadaha iyo codsiyada kala duwan.Haddi loo isticmaalo tuubbooyinka biyaha guriga, ujeedooyinka warshadaha ama ujeedooyinka qaabdhismeedka, tuubooyinkayada birta kaarboonka ah ee alxanka leh waxaa loogu talagalay inay dhaafaan filashadaada.
Xoog iyo adkeysi ka sokow, tuubadayada birta kaarboonka ah ee alxanka leh waa mid aad u kala duwan.Dhismaheeda gaarka ah wuxuu u oggolaanayaa in si fudud loo rakibo loona waafajiyo noocyo kala duwan oo tuubooyinka iyo nidaamyada tuubooyinka.Laga soo bilaabo mashruucyada degaanka yar ilaa codsiyada warshadaha waaweyn, tuubooyinkayadu waxay bixiyaan xalal aan sal lahayn oo la isku halleyn karo dhammaan baahiyahaaga tuubooyinka.
Intaa waxaa dheer, waxaan ku faaneynaa tayada sare iyo isku halaynta tubooyinka birta kaarboonka ee alxanka leh.Tuubo kastaa waxa ay martaa tijaabin adag iyo tillaabooyinka xakamaynta tayada si loo hubiyo in ay buuxisay heerarka ugu sarreeya.Ballanqaadkayaga tayada waxay ka muuqataa qanacsanaanta macaamiisheena, kuwaas oo ku tiirsan alaabtayada si ay u daboolaan baahidooda kala duwan.
Waan ku faraxsanahay inaan soo bandhignoX60 SSAW dhuumaha khadkaiyada oo qayb ka ah khadadka alaabtayada.Muujinaya caabbinta daxalka ee la xoojiyay iyo xoog weyn, dhuumaha waxaa si gaar ah loogu talagalay in lagu qaado dareere kala duwan, oo ay ku jiraan saliid iyo gaaska dabiiciga ah.Dhuumaha khadka X60 SSAW waxay markhaati u tahay dadaalladayada socda ee lagu horumarinayo xalal cusub si loo daboolo baahiyaha isbeddelka ee warshadaha.
Isku soo wada duuboo, tuubadayada birta kaarboonka ee alxanka leh waa badeecad heersare ah oo isku dareysa xoogga iyo adkeysiga birta kaarboonka iyo dabacsanaanta iyo isku-duubnaanta alxanka wareegyada.Awoodeeda in ay soo saarto tuubooyinka birta ee dhexroorka weyn ee birta dhuuban waxay ka dhigaysaa hababka wax soo saarka tuubooyinka dhaqameed.Haddi ay tahay tuubbooyinka biyaha gudaha ama codsiyada warshadaha, dhuuntayada birta kaarboonka ee alxanka leh waa doorasho lagu kalsoonaan karo oo loogu talagalay dhammaan baahiyahaaga tuubooyinka.Ku kalsoonow sida ay nooga go'an tahay tayada, hal-abuurka iyo ku qanacsanaanta macaamilka oo u ogolow alaabtayadu inay dib u qeexaan khibradaada tuubooyinka.