EN 10219 S355J0Hndi aozizira mawonekedwe weldedstructural dzenje zitsulo chitoliro kutiEN 10219, ndi mphamvu zochepa zokolola za355 MPa(kukhuthala kwa chitoliro ≤ 16 mm) ndi mphamvu yamphamvu yosachepera27J pa 0°C.
Opangidwa pogwiritsa ntchito kuwotcherera kwamagetsi kapena njira zowotcherera arc pansi pamadzi popanda kufunikira kwa chithandizo chotsatira cha kutentha, ndizoyenera kugwiritsa ntchito zomangamanga ndi zomangamanga zomangamanga, kuphatikizapo zigawo zofunika kwambiri zamagulu monga milu yothandizira maziko.
BS EN 10219 ndi European Standard EN 10219 yotengedwa ndi UK.
Kuphatikizapo ozizira mawonekedwe weldedzozungulira, masikweya, amakona anayi, ndi ellipticalstructural dzenje zigawo.
CFCHS = gawo lozungulira lozungulira lozizira;
CFRHS = chigawo chozizira chopangidwa ndi mainchesi kapena gawo lamakona anayi;
Timakhazikika popereka gawo lapamwamba kwambiri lozungulira lozungulira (CHS) chitoliro chachitsulo kuti chikwaniritse zosowa zanu zosiyanasiyana zamainjiniya.
Khoma makulidwe ≤40mm;
Zozungulira: M'mimba mwake mpaka 2500 mm;
Zigawo zopanda pake ziyenera kupangidwa ndikuwotcherera kwamagetsi kapena kuwotcherera kwa arc (SAW).
TS EN 10219 Magawo opanda kanthu amaperekedwa mozizira popanda kutentha kotsatira, koma ma welds amatha kukhala otenthedwa kapena otenthedwa.
Ngati teknoloji yowotcherera ya arc ikagwiritsidwa ntchito, imatha kugawidwa m'maguluMtengo wa LSAW(Mtengo wa SAWL) (Longitudinal Submerged Arc Welding) ndiChithunzi cha SSAW(Mtengo wa HSAW) (Spiral Submerged Arc Welding) kutengera komwe amalowera msoko.
Mtengo wa LSAWali ndi ubwino pakupangalalikulu-diameterndimapaipi achitsulo okhuthalandipo ndiyoyenera makamaka pamagwiritsidwe ntchito pomwe mphamvu zapamwamba, mtundu, ndi miyeso yeniyeni imafunikira.
JCOEndi njira yofunika kwambiri komanso yoyimira popanga chitoliro chachitsulo cha LSAW.Dzina la ndondomekoyi limachokera ku njira zinayi zazikulu zopangira mapaipi: J-forming, C-forming, O-forming, ndi Expanding.
Ndife apamwamba welded mpweya zitsulo chitoliro wopanga ndi katundu kuchokera China, komanso msokonezo zitsulo chitoliro stockist, kukupatsani osiyanasiyana zitsulo chitoliro njira!
Cast Analysis
Kusanthula mankhwala zitsulo chitoliro zipangizo
S355J0H Mtengo wokwanira wa carbon (CEV): 0.45%.
CEV = C + Mn/6 +(Cr + Mo + V)/5 + (Ni + Cu)/15.
Kusanthula Kwazinthu
Kusanthula kwa Chemical zamagulu omalizidwa opanda kanthu
Kupatuka kwa kusanthula kwazinthu kuchokera pamalire omwe afotokozedwa pakuwunika kotulutsa kudzakhala molingana ndi zomwe zili pansipa.
Kuchepetsa kupsinjika kwakanthawi kopitilira 580 ° C kapena kwa ola limodzi kungayambitse kuwonongeka kwamakina.
Kuyesa kwamphamvu kudzachitika molingana ndi EN 10002-1.
Kuyesa kwamphamvu kudzachitika molingana ndi EN 10045-1.
a Zomwe zimakhudzidwa zimatsimikiziridwa pokhapokha Njira 1.3 yatchulidwa.
c Kwa kukula kwa magawo D/T <15 (zozungulira) ndi (B+H)/2T <12,5 (square ndi rectangular) kutalika kochepa kumachepetsedwa ndi 2.
d Kwa makulidwe <3 mm onani 9.2.2.
e Pazamphamvu zochepetsera magawo oyeserera onani 6.7.2.
Zolemba: Kuyesa kwamphamvu sikofunikira pamene makulidwe omwe atchulidwa ndi <6mm.
TS EN 10246-9 ma welds omwe ali m'magawo osanjikiza a arc amayesedwa molingana ndi EN 10246-9 kuti avomereze kalasi ya U4 kapena ma radiographic molingana ndi EN 10246-10 pagulu lazithunzi R2.
Kuyesa kwa NDT (RT).
Kuyesa kwa NDT (UT).
Kuyeza kwa Hydrostatic
Timagwiritsa ntchito njira zosiyanasiyana zoyesera zosawononga komanso kuyesa kwa hydrostatic pressure kuti titsimikizire kulimba ndi kulimba kwa chitoliro chilichonse.Timapereka makasitomala athu zinthu zachitsulo zachitsulo zomwe zimakwaniritsa miyezo yapamwamba kwambiri ya chitetezo ndi chitsimikizo cha khalidwe.
Machubu opangidwa molingana ndi EN 10219 amatha kuwotcherera.
Mukawotcherera, kung'ung'udza kozizira m'malo owotcherera ndiye chiwopsezo chachikulu pomwe makulidwe, mphamvu, ndi CEV yazogulitsa zimachulukira.Kusweka kozizira kumachitika chifukwa chophatikiza zinthu zingapo:
kuchuluka kwa haidrojeni yowonongeka muzitsulo zowotcherera;
kapangidwe ka brittle m'dera lokhudzidwa ndi kutentha;
Kukhazikika kwakukulu kwamphamvu kwapakatikati pa olowa.
TS EN 10219 mapaipi achitsulo ndi oyenera kuyika galvanizing yotentha.Kusankha kungapangidwe malinga ndi zosowa zenizeni.
Ayenera kukhala ndi malo osalala ofanana ndi njira yopangira;ming'oma, voids, kapena grooves yozama kwambiri yochokera kuzinthu zopangira ndizovomerezeka pokhapokha makulidwe ake otsalira akuloledwa.
Zowonongeka zapamtunda zitha kuchotsedwa pogaya, malinga ngati makulidwe a gawo lomwe lakonzedwa silochepera kutsika kovomerezeka komwe kumafotokozedwa mu EN 10219-2.
Kulekerera pa Mawonekedwe, Kuwongoka ndi Misa
Kulekerera Utali
Weld Kutalika
Chofunikira cha kutalika kwa weld chimagwira ntchito pamachubu a SAW okha.
| Makulidwe, mm | Kutalika kwakukulu kwa mikanda, mm |
| ≤14,2 | 3.5 |
| > 14,2 | 4.8 |
TS EN 10219 S355J0H chitoliro chachitsulo ndi chitoliro cholimba komanso chosachita dzimbiri chomwe chimakhala choyenera pamapangidwe osiyanasiyana omanga ndi uinjiniya, kuphatikiza milu ya milu ya mapaipi.
1. Mulu wa Chitoliro: Chitoliro chachitsulo cha S355J0H ndichoyenera kugwiritsidwa ntchito ngati milu ya maziko chifukwa cha mphamvu zake ndi kukana kwa dzimbiri ndipo chimagwiritsidwa ntchito kwambiri pomanga malo otsetsereka, milatho, maziko omanga, ndi ntchito zina zomwe zimafuna maziko ozama.
2. Zomangamanga: Nthawi zambiri amagwiritsidwa ntchito pazinthu monga mafupa a mafupa, mizati yothandizira, ndi matabwa a nyumba.
3. Kuyendetsa mapaipi: Ndiwoyeneranso kugwiritsidwa ntchito ngati payipi yonyamulira mafuta ndi gasi pamtunda wautali.Komabe, nthawi zambiri imakutidwa kuti iwonjezere moyo wautumiki, mwachitsanzo, 3LPE, FBE, malata, ndi zina zambiri.
4. Makina omanga: Itha kugwiritsidwa ntchito popanga mabatani ndi magawo amakina osiyanasiyana omanga.
5. Maofesi aboma: monga ma bleachers m'mabwalo amasewera ndi malo ena othandizira malo akuluakulu aboma.
EN 10210 S355J0H: Gawo la dzenje la nyumba zowotcherera za thermoforming.Ngakhale kuti amagwiritsidwa ntchito makamaka pa thermoforming, kapangidwe kake ka mankhwala ndi makina ake ndi ofanana ndi a S355J0H ndipo angagwiritsidwe ntchito ngati chinthu chabwino chofanana.
ASTM A500 Gulu C: Amagwiritsidwa ntchito popanga machubu ozungulira, ozungulira, amzere, ndi amakona anayi popanga ntchito zamapangidwe.ASTM A500 Gulu C imapereka zokolola zofananira komanso mphamvu zamakasitomala pazomanga ndi zamakina.
CSA G40.21 350W: Uwu ndi ndondomeko ya Canadian Standards Association yomwe imakhudza mitundu yambiri yazitsulo zamapangidwe.Chitsulo cha 350W chili ndi zokolola zofananira ndi mphamvu zamakokedwe ku S355J0H.
Chithunzi cha JIS G3466 STKR490: Izi ndi masikweya ndi makona anayi chubu kuti ntchito structural monga zafotokozedwera mu Japanese Industrial Standard (JIS).Ndizoyenera kumanga nyumba ndi zolinga zamakina.
Kuyambira pomwe idakhazikitsidwa mu 2014,Botop Steelwakhala katundu kutsogolera mpweya zitsulo chitoliro ku Northern China, kudziwika ndi utumiki kwambiri, mankhwala apamwamba, ndi mayankho mabuku.
Kampaniyi imapereka mapaipi osiyanasiyana a zitsulo za carbon ndi zinthu zomwe zimagwirizana nazo, kuphatikizapo zopanda msoko, ERW, LSAW, ndi chitoliro chachitsulo cha SSAW, komanso mzere wathunthu wazitsulo ndi flanges.Zopangira zake zapadera zimaphatikizanso ma alloys apamwamba kwambiri ndi zitsulo zosapanga dzimbiri za austenitic, zopangidwa kuti zikwaniritse zofunikira zama projekiti osiyanasiyana a mapaipi.
ASTM A252 GR.3 Structural LSAW(JCOE) Chitoliro Chachitsulo cha Carbon
BS EN10210 S275J0H LSAW(JCOE) Chitoliro chachitsulo
Chitoliro chachitsulo cha ASTM A671/A671M LSAW
ASTM A672 B60/B70/C60/C65/C70 LSAW LSAW Chitoliro Chachitsulo cha Carbon
API 5L X65 PSL1/PSL 2 LSAW Carbon Steel Pipe / API 5L Giredi X70 LSAW Chitoliro Chachitsulo
EN10219 S355J0H Structural LSAW(JCOE) Chitoliro Chachitsulo
