
Baarka wareega
Cabbirka (OD): 5-360 mm
Darajo: Micro{0}} birta khaaska ah ee daawaynta leh (V–Ti-B)
Heerka makaanikada: TS ≈ 950 MPa, YS ≈ 910 MPa, KV -20 darajo Ka weyn ama la mid ah 100 J
Codsiga: Macdanta / Saliidda & Gaaska / Mashiinka
Wareegga birta wareega ahwaa asheyga birta cylindrical adagoo lagu bixiyo dherer toosan, oo lagu qeexay inta badan keedadhexroorka(tusaale, Ø12 mm) iyo xaalada dhalmada (kulul -la rogmaday, la caadiyeeyay, ama la demiyay & xanaaqay). Si ka duwan tuubada ama tuubada, waxay leedahaybohol madhan-waxaa loo istcimaalaa sidii kayd ceeriin ahmakiinada, been-abuurka, iyo been-abuurkain la sameeyo biinanka, biinanka, boolal, isku xidhka, iyo qaybaha qaab-dhismeedka/farsamada.
Dhuumaha Octal waxay bixisaa daawaha iyo birta gaarka ahbaararka wareegsanwaxa soo saaray shiinaha khaaska ah -5 mm ilaa 360 mm, lagu keenay iyadoo kulul{0}}duuban, caadiyan, ama demisay{1}iyo-xaalad xanaaqsan. Baararkan waxaa loogu talagalay macaamiisha sameeya mashiinada, been-abuurka, iyo qayb ka mid ah wax soo saarka qaybaha sida tamarta, macdanta, xeebaha, gaadiidka iyo mashiinada guud.
Tusaale (MTC{0}}la taageero):Shahaadada warshadeed ee hoose (Ø27 mm × 6 m, 35.916 t wadarta) waxay muujinaysaa kimistar bir wareeg ah oo dawan ah oo caadi ah iyo heerka makaanikada loo isticmaalo qaybaha baahida. Kiimikada: qiyaastii 0.33-0.34% C, hoose P (In ka yar ama la mid ah 0.017%) iyo S hoose (In ka yar ama la mid ah 0.004%), oo lagu daray micro{9}} walxaha alloying V, Ti iyo B. Isku darkaas ayaa noo sheegaya in tani ay tahaymaahabirta dhismaha aasaasiga ah, laakiin asare -xoog, ganaax - hadhuudh, mikro{2}} bar alloyedloogu talagalay qaybaha u baahan labadaba xoog (≈950 MPa tensile) iyo saamaynta adkaanta -20 digrii. Baararka noocan oo kale ah waxay ku habboon yihiin sida kaydka ceeriin ee boolalleyda, biinanka, biinanka, qaybaha tareenka, qodista iyo qaybaha macdanta.
Dhammaan baararka waa la keeni karaaraadraac buuxa(lambarka kulaylka, isku dhafka kiimikaad, tijaabada xajinta, tijaabada saamaynta, foorarsiga/dib u laabashada iyo adkaanta) marka loo eego EN 10204 3.1/3.2.

Cabbirka Wareegga Bar
| Nooca alaabta | Baaxadda cabbirka | |
|---|---|---|
| Kulul{0}} | 5 - 360 mm | |
| Baar fidsan | Ballaca 50 - 810 mm, dhumucdiisuna waa 6 - 160 mm | |
| Bar labajibbaaran | 150 mm, 200 mm, 250 mm, 280 mm |
Wixii soo iibsiga gacanta gaaban,bar wareega 12mmwaa cabbirka aqoon-is-weydaarsiga caadiga ah ee ulaha yaryar, biinanka, iyo biinanka, halkawareega wareega R6waxaa badanaa lagu isticmaalaa liiska goobta si loola jeedoØ6 mm bar wareeg ah(Sawirada qaarkood waxay u adeegsadaan "R" raadis ahaan -marka xaqiiji in R6 ay ka dhigan tahay Ø6 ama radius 6).
Cabbirrada wareegyada caadiga ah (mm) ee loo isticmaalo farsamaynta & samaynta goobta:
| Cabbirka wareega wareega (mm) | Isticmaalka caadiga ah ee goobta (shaqada dhabta ah) |
|---|---|
| 6 (R6) / 8 / 10 | biinanka yaryar, qalabka barroosinka, biinanka iftiinka, qaybaha jigjiga |
| 12 (barka wareega 12mm) / 16 / 20 | Ulaha guud, gacmo-gacmeedyada, adapters, qaybaha dayactirka |
| 25 / 30 / 40 | Isku-xidhka, qaybaha wadista, xarumaha mishiinada |
| 50 / 60 / 80 | Biinanka culus-, qaybo xidhashada macdanta, meelo banaan oo la been abuuray |
| 100+ | Kaydka mashiinada waaweyn, qaybo la been abuuray oo khaas ah |

Halabuurka Kiimikada - Tusaalaha Shahaadada Mill
MTC-ga aad ka soo dirtay (Heat No. 0242306413 / 0242306412, dia. 27 mm × 6 m), kimistariga ayaa loo soo sheegay sidan:
| Cunsurka | Imtixaanka 1 | Imtixaanka 2 | Cutub / hadal |
|---|---|---|---|
| C | 0.33 | 0.34 | % (x100 → 33 / 34) |
| Si | 0.28 | 0.26 | % |
| Mn | 0.68 | 0.57 | % |
| P | 0.015 | 0.017 | % (P aad u hooseeya, adag) |
| S | 0.003 | 0.004 | % (S aad u hooseeya, nadaafad wanaagsan) |
| Cr | 0.018 | 0.021 | % (micro Cr) |
| Cu | 0.009 | 0.005 | % |
| V | 0.063 | 0.066 | % (micro - alwaaxinta xoojinta |
| Ti | 0.042 | 0.043 | % (sifayn hadhuudh) |
| B | 0.0030 | 0.0030 | % (horumarka adkeysiga) |
Maxay tani noo sheegaysaa
Kaarboon ku dhawaad 0.33-0.34% waxay siinaysaa dheelitirnaan wanaagsan oo xoog iyo adag ah kadib QT.
P iyo S aad bay u hooseeyaan (In ka yar ama la mid ah 0.017% iyo in ka yar ama la mid ah 0.004%), taas oo ah nooca gaarka ah - baararka birta ee qaybaha makaanikada.
V, Ti iyo B ayaa si cad u jira - kani maaha birta khafiifka ah ee aasaasiga ah, laakiin waa micro{1}}aluminium ama HS (sare{2}}xoog) oo ujeedadiisu tahay sifooyin farsamo sare leh iyo adkeysi wanaagsan.
Qoraalka ku yaal MTC wuxuu muujinayaaCEV formula:
CEV=C + Mn/6 + (Cr+V+Mo)/5 + (Cu+Ni)/15
kaas oo ah habka caadiga ah ee lagu xakameeyo weldability iyo qabow {{0}khatarta dilaaca Tani waa macluumaad wanaagsan in lagu sii hayo bogga sababtoo ah waxay calaamad u tahay injineerada iyo Google in tani ay tahay xogta dhabta ah.

Round Bar vs Rod (Waxay Iibsadayaashu ula jeedaan xilli kasta)
Maalinta -ilaa- wax soo iibsiga,bar wareega vs ulinta badan waa asahay -qaabka iyo aqbalidakala soocida halkii ay ka ahaan lahayd farqi kimistari.Bar wareegasida caadiga ah waxa loola jeedaa toos -dherer, kayd adag oo baar ah oo loo keenay farsamaynta iyo been-abuurka, halkaas oodulqaadka dhexroorka, toosnaanta, iyo xaalada dusha sarewaxay si toos ah u saameeyaan wakhtiga wareegga iyo heerka qashinka. "Usha"waxaa badanaa si dabacsan loo isticmaalaa dhexrooryada yaryar, iyadoo ku xiran warshadaha, waxaa laga yaabaa inay tixraacdogariiradda{0}} silig la quudiyo - qaababka ul(loogu talagalay in lagu sawiro, foorarsado, ama xidhidhiyaha waddooyinka siliga) halkii laga jari lahaa - baararka dhererka.
Habka wax ku oolka ah ee lagu kala saari karo waa in la eego waxa muhiimka ah marka la helayo:
- Haddii aad u baahan tahaygooy - ilaa - dhererka banaan ee leexashada/ caajiska ah, inta badan waad iibsanaysaabar wareega- adiga ayaa danaynayatoosnaanta, decarb, cilladaha dusha sare, iyo dhexroor joogto ahsidaas darteed qaybta mashiinada si nadiif ah.
- Haddii tillaabadaada xigta ay tahaysawirid/samayn(alaabooyinka siliga, ilo, silig-xidhaha, gariiradda{0}}ka habaynta quudinta), "usha" inta badan waa ereyga la isticmaalo, diiraddana waxay u wareegtaaqaabka gariiradda, xakamaynta miisaanka dusha sare, iyo jiidashada.
Luqadda iibsadaha caadiga ah (waxay kaa caawinaysaa inaad iska ilaaliso madmadowga PO):
- Isticmaal"bar wareega"marka BOM-gaagu uu filayoØ cabbirka + dhererka(tusaale, Ø20 × 6 m) iyo nidaamkaaga hoose waa makiinado/fog-furid.
- Isticmaal"Usha / siliga"marka BOM-gaagu uu filayogariiradda/miisaanka{0}ku salaysan sahaydaiyo habka hoose ayaa sawiraya ama samaynaya.
Talada wax iibsiga ee wax ku oolka ah:dalbobar wareegamarka aad u baahan tahay kayd mashiineed la saadaalin karo iyo toosnaan deggan; isticmaal ereyga "rod" kaliya marka habkaagu yahay gariirad{0}} sawir, foorarsi, ama silig ku salaysan{1}
Jidka Daawaynta Kuleylka wax soo saarka
Si aad bogga uga dhigto mid awood leh, waxay kaa caawinaysaa inaad muujiso habka dhabta ah. Dariiqa caadiga ah ee baararka wareegyadan sare{1}}waa sida soo socota:
a) Bir-samaynta iyo sifaynta sare
Birta waxaa lagu dhalaalin doonaa BOF ama EAF, ka dibna lagu daaweeyaa LF/VD si meesha looga saaro baaruudda iyo fosfooraska iyo in si sax ah loo hagaajiyo nuxurka alloy-ga. Halkani waa halka lagu daro curiyeyaasha daawaynta yar yar sida V, Ti iyo B. P iyo S ee ku jira MTC kaaga (0.015-0.017% P, 0.003–0.004% S) ayaa dhab ahaan ah natiijada talaabadan - waxay wanaajiyaan adkaanta iyo alxanka
b) Ku shubista iyo diyaarinta billet
Birta la safeeyey waxaa lagu tuuraa biishash ku habboon birta wareega. Biilasha nadiifka ah ee ka kooban ka mid noqoshada hoose waa lama huraan si looga gudbo laablaabashada/dib u laabashada iyo imtixaanada saamaynta ee ka muuqda shahaadadaada.
c) Gariir kulul oo bar wareeg ah
Biriishyada dib ayaa loo kululeeyaa oo lagu rogrogaa miraha biraha ilaa dhexroorka ugu dambeeya (tusaale, 27 mm). Rolling waa la xakameeyey si loo helo tayada dusha sare ee wanaagsan, toosnaanta iyo dulqaadka cabbirka. Baararka waxaa la gooyaa dhererka ganacsiga, sida caadiga ah 6 mitir.
d) Daawaynta kulaylka (caadaynta ama deminta + xanaaqa)
Si aad u gaadho sifooyinka farsamada ee ka muuqda shahaadada - tensile 950-960 MPa, soo saar ilaa 905–915 MPa, saamaynta tamarta -20 darajo agagaarka 100–110 J {{8} baararka loogama tago "sida kulul loo duubay". Waa caadi ama, inta badan heerkan xoogga ah,Demiyay oo xanaaqsan (Q&T).
Demintawaxay ku siinaysaa qaabdhismeed adag oo martensitic/bainitic ah.
xanaaqsanHeerkulka saxda ah wuxuu dib u soo celiya ductility, wuxuu kor u qaadaa adkaanta saameynta, wuxuuna dejiyaa qaab-dhismeedka yar yar.
Talaabadani waa ta ka dhigaysa xoogga sare laakiin wali sii kordhinaysa ilaa 13-14% iyo hoos u dhigista aagga ka sarreeya 50%.
e) Toosin, goyn iyo calaamadayn
Daawaynta kulaylka ka dib baararka waa la toosiyaa, la gooyaa ilaa 6 m (ama dhererka kale ee la dalbado), la isku dhejiyo oo lagu calaamadiyay tirooyinka kulaylka.
f) Imtixaanka iyo shahaado bixinta
Soo-saaruhu waxa uu fuliyaa falanqaynta kiimikaad, tijaabada xamaasada, tijaabada saamaynta at -20 digrii , imtixaan foorarsi / laablaabasho, tijaabin been abuur ah iyo hubinta adkaanta - dhamaan tiirarka aad ku aragto MTC. Kaliya marka ay dhamaantood "u qalmaan" ayaa baararka la sii daayaa. Tani waxay siinaysaa iibsadayaasha kalsooni ah in xidhmo kastaa uu buuxiyo heerka farsamada ee lagu heshiiyey.

Laga bilaabo Birta Wareega ah ilaa Qaybaha La Dhammaaday (Mashiinka & Kuleylka{0}}Daweynta Xakamaynta Khatarta)
Inta badan dhibaatooyinka birta wareega kama muuqdaan xaashida xigashada - way soo baxaanon lathe, ka dib daaweynta kulaylka, ama inta lagu guda jiro kulanka. Mashruucyada isticmaalaya birta sare -xoog / micro{2}} birta daawaynta ah, Octal Pipe waxay diiradda saartaa dhibcaha tayada la taaban karo ee go'aaminaya in baarka uu noqdo qayb deggan ama shay dib-u-shaqayn oo qaali ah:
| Maxaa inta badan ka qaldan goobta | Maxaa lagu qeexaa (luuqa iibsadaha) | Waa maxay tuubbada Octal ka ka taliso warshadda |
|---|---|---|
| Qalab aan la filayn oo xidhid / dilid | Xaaladda gaarsiinta + shuruudda dusha sare (kulul -lagu duubay / la diiray / sawiray) | Jidka diyaarinta dusha sare (tusaale, diirka marka loo baahdo) + toosinta si loo yareeyo kala duwanaanshaha makiinada |
| Wareegid cabbir ah mashiinka ka dib | Dulqaadka dhexroorka + shuruudaha toosnaanta | OD/ovality + hubinta toosnaanta si loo sii leexiyo gunnada la saadaalin karo |
| Dilaaca inta lagu jiro bilawga qabowga / dhacdooyinka saamaynta | Saamaynta tamarta heerkul la sheegay (tusaale, "CVN @ -20 digrii") | Baaritaanka saameynta ku xiran kulaylka/badan; sii dayn ku salaysan caddaynta tijaabada, malaha |
| Kulaylka{0}} daaweeya is-waafajinta (aad u adag / aad u jilicsan) | Xaaladda daaweynta kulaylka (caadiyan / Q&T) + daaqad adag | Kulul{0}} anshax daawaynta + xaqiijinta adkeyd ka dhanka ah daaqada la cayimay |
| Cilladaha qarsoon ayaa la helay goor dambe | Baaxadda NDT haddii ay muhiim tahay (UT heshiis) | Xulashada UT ee qaybaha muhiimka ah + dayactirka la raadin karo/dib u tijaabinta diiwaanada halka ay khusayso |
Ficil ahaan, tani waxay u beddeshaa "xajmiga wareega wareega + darajada" awax soo saarka la shaqayn karo: barku wuxuu la yimaadaa xaalad qeexan, dabeecad mashiineed la saadaalin karo, iyo saldhig sii deyn ah oo u dhigma sida qaybaha dhabta ah loo aqbalo. Octal Pipe waxay taageeri kartaa wax badan{1}baadigoob ku salaysan (lambarka kulaylka → natiijooyinka tijaabada) markaa helitaanka kormeerka iyo shahaadada mashiinada hoose waxay u socotaa si dhakhso leh iyada oo aan la helin muunado dheeraad ah.
Dhacdooyinka Codsiga Muhiimka ah
Sababtoo ah maaddadan ayaa isku dhafanxoog sare (≈950 MPa), ductility macquul ah (A ≈ 13-14%)iyoaad uwanaagsan oo hooseeya-tamar saamayn kul leh (qiyaastii 100-110 J at -20 darajo), waxaa loo isticmaali karaa qaybo badan oo baahi badan:
Macdanta, tunnel-ka iyo dhulka - qaybaha taageerada
Dhagxaanta dhagxaanta, ulaha barroosinka, ulaha daloolista iyo qaybaha kale ee ay tahay in ay ku shaqeeyaan qabow ama saameyn -xaalado raran Wax-soo-saarka sarreeya (≈910 MPa) iyo qiimaha saamaynta wanaagsan ayaa ka dhigaya baarka badbaado ka hooseeya culeysyada naxdinta leh.
Saliida & Gaaska iyo qalabka xeebaha
Qaybaha isku xidha, garabyada, xargaha, shafka iyo xidhmooyinka halka hoose - adagaanta kulaylku ay qasab tahay (-20 darajo ama ka hoose). Heerarka hoose ee P/S iyo imtixaanada la diiwaan galiyay ayaa sahlaya in laga aqbalo mashaariicda badda iyo bada.
Makaanikada iyo awooda{0}}Qaybaha qalabka
Ulaha, faashashka, biinanka, gears (ka dib makiinado dheeraad ah ama adkayn dusha), fuuqbaxa mishiinka iyo qaybaha gudbinta oo u baahan xoog ka sarreeya birta kaarboon caadiga ah.
Jidka tareenada iyo kuwa culus - qaybaha baabuurta
Halka kiimiko joogto ah, raad-raacid iyo weldability (CEV) la xakameeyey looga baahan yahay.
Abuuritaanka kaydka iyo makiinada
Sababtoo ah kimistarigu waa nadiif oo qaabdhismeedku waa la safeeyey, baarka ayaa saldhig fiican u ah kuwa la xidhay- Macaamiishu way isku dayi karaan inay qaabeeyaan oo weli sii hayaan heerka makaanikada ka dib{2}} xanaaqa.
Mashaariicda gobollada qabow
Tamarta la xaqiijiyay ee heerka -20 ee MTC waxay muujinaysaa baararkan waxaa loo isticmaali karaa waqooyiga / hoose - deegaan kuleyl iyada oo aan jabin
Bar Wareega ah ee birta ah
Wixii daxalka ah {{0}Qaybaha qarsoon, mashruucyada ayaa cayimi karabir wareegsan oo aan lahaynhalkii kaarboon/daawahabir wareeg ah{{0}sida caadiga ah marka kiimikooyinka dhaqda, qoyaanka xeebta, ama koloriin -warbaahin xanbaarsan ay ka dhigaan daahan - ilaalinta ku salaysan mid aan la isku halayn karin. Octal Pipe waxay soo xigan kartaa alaab aan hagar lahayn oo ay weheliso xidhmooyinka baarka alloy si ay iibsadayaashu u haystaan hal dukumeenti iyo hal qorshe shixnad. Doorashooyinka caadiga ah ee aan nadiifka ahayn waxaa ka mid ah 304/304L iska caabin guud oo daxalka ah iyo 316/316L halkaas oo loo baahan yahay margin koloriin.
FAQ

Waa maxay faraqa u dhexeeya kulaylka, diiray, iyo qabow{1}
Miyaan ku dalbo baarka wareega xaalad caadi ah ama damay & xanaaqsan (Q&T)?
Dulqaad noocee ah ayaan u cayimaa baarka wareega ee loo isticmaalo mashiinka?
Miyaan u baahanahay baaritaanka ultrasonic (UT) ee birta wareega ah?
Shahaadooyinka

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Baaxadda sahayda caadiga ah ee ka timaadda tuubada Octal
| Shayga | Sharaxaada |
|---|---|
| Dhexroorka | 5 - 360 mm (kuleyl -oo la duubay); cabbirro been abuur ah ama diiray haddii la codsado |
| Dhererka | 6 m caadiga ah, 3-12 m ayaa la diyaarin karaa |
| Xaaladda gaarsiinta | Sida duuban, caadiyan, Q&T |
| Heerarka aan la jaan qaadi karno | GB/T, ASTM/AISI, EN, samaynta maraakiibta ama sawirista macaamiisha |
| Dukumentiyada | Shahaadada tijaabada Mill (kiimikada + farsamooyinka + saamaynta), liiska baakadaha, asalka |
| Kormeer | Seddexaad-Qofka (SGS / BV) waxa la diyaarin karaa ka hor intaan la dhoofin |
Hot Tags: warshad wareeg ah, Shiinaha oo soo saarayaasha bar wareega, alaab-qeybiyeyaal, warshad
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