S355JOHndi muyezo wazinthu zomwe zimagwiritsidwa ntchito popanga zitsulo zomangidwa ndi aloyi yochepa ndipo zimagwiritsidwa ntchito makamaka popanga zigawo zomangidwa ndi zinyalala zopangidwa ndi zinyalala komanso zotentha. Muyezo wachitsulo uwu umachokera ku muyezo wa ku Europe wa EN 10219 ndipo ndi woyenera kwambiri popanga zigawo zomangidwa ndi zinyalala zopangidwa ndi zinyalala zopangidwa ndi zinyalala zopangidwa ndi zinyalala.
S355JOHingagwiritsidwe ntchito popanga mitundu yosiyanasiyana ya machubu, kuphatikizapo machubu ozungulira (SSAW), machubu osasemphana (SMLS), ndi machubu olunjika ozungulira (ERW kapena LSAW).
Tanthauzo la S355JOH
"S" imayimira chitsulo chomangira; "355" imayimira zinthu zomwe zimakhala ndi mphamvu yocheperako ya 355 MPa, zomwe zimatsimikizira kukhazikika kwa kapangidwe kake; "
J0H" amatanthauza gawo lopanda kanthu lopangidwa ndi ozizira lomwe lili ndi mphamvu yokhudza ya 27 J pa kutentha koyesedwa kwa 0°C.
S355JOH mankhwala opangidwa
Kaboni (C): 0.20% yokwanira.
Silikoni (Si): 0.55% yapamwamba kwambiri.
Manganese (Mn): pazipita 1.60%
Phosphorus (P): 0.035% payokha.
Sulfure (S): 0.035% payokha.
Nayitrogeni (N): 0.009% yokwanira.
Aluminiyamu (Al): 0.020% yocheperako (chofunikira ichi sichikugwira ntchito ngati chitsulo chili ndi zinthu zokwanira zomangira nayitrogeni)
Dziwani kuti mankhwala enaake amatha kusiyanasiyana kutengera wopanga ndi zomwe wapanga. Kuphatikiza apo, zinthu zina zosakaniza, monga vanadium, nickel, copper, ndi zina zotero, zitha kuwonjezeredwa panthawi yopanga kuti ziwonjezere mawonekedwe enieni a chitsulocho, koma kuchuluka ndi mtundu wa zinthuzi ziyenera kugwirizana ndi miyezo yoyenera.
Katundu wa Makina a S355JOH
Mphamvu yocheperako yopezera mphamvu ya osachepera 355 MPa;
Mphamvu yokoka imayambira pa 510 MPa mpaka 680 MPa;
Kutalikirana kwake kochepa nthawi zambiri kumafunika kukhala kopitirira 20 peresenti;
Dziwani kuti kutalika kwa chitsanzo kungakhudzidwe ndi kukula kwa chitsanzo, mawonekedwe, ndi mikhalidwe yoyesera, kotero mu ntchito zinazake zauinjiniya, kungakhale kofunikira kuyang'ana miyezo yatsatanetsatane kapena kufunsa ndi wogulitsa zinthu kuti mupeze deta yolondola.
Miyeso ndi Kulekerera kwa S355JOH
Kulekerera kwa M'mimba mwake wakunja (D)
Pa mainchesi akunja osapitirira 168.3mm, kulekerera ndi ±1% kapena ±0.5mm, iliyonse yomwe ndi yayikulu.
Kwa mainchesi akunja opitilira 168.3mm, kulekerera ndi ± 1%.
Kukhuthala kwa Khoma (T) Kulekerera
Kulekerera makulidwe a khoma kutengera kukula kwake ndi makulidwe a khoma (monga momwe zasonyezedwera patebulo), nthawi zambiri mu ± 10% kapena kuposerapo, kuti muwongolere bwino momwe makoma amagwiritsidwira ntchito, kungafunike dongosolo lapadera.
Kulekerera Kutalika
Kulekerera kwa kutalika kokhazikika (L) ndi -0/+50mm.
Pa kutalika kokhazikika, kulekerera nthawi zambiri kumakhala ± 50mm.
Kutalika kwina kapena kutalika kwenikweni kungakhale ndi zofunikira zolekerera kwambiri, zomwe ziyenera kutsimikiziridwa pokambirana ndi wopanga panthawi yoyitanitsa.
Kulekerera Kowonjezera kwa Magawo Aakulu ndi Amakona Ang'onoang'ono
Zigawo zazikulu ndi zazing'ono zimakhala ndi kulekerera kwa radius yakunja kwa ngodya ya 2T, pomwe T ndiye makulidwe a khoma.
Kulekerera Kusiyana kwa Diagonal
Ndiko kuti, kusiyana kwakukulu pakati pa kutalika kwa ma diagonal awiri a magawo a sikweya ndi amakona anayi, nthawi zambiri sikupitirira 0.8% ya kutalika konse.
Kulekerera kwa Ngodya Yakumanja ndi Digiri Yopotoka
Kulekerera kwa kulunjika (monga, kulunjika kwa gawo) ndi kupindika (monga, kusalala kwa gawo) zafotokozedwanso mwatsatanetsatane mu muyezo kuti zitsimikizire kulondola kwa kapangidwe kake ndi mawonekedwe ake onse.
Chifukwa cha kudzipereka kwathu pakuchita bwino kwambiri pa chilichonse chopanga, kuphatikiza chidziwitso chathu chakuya komanso luso lathu mumakampani, timatha kukhala ndi udindo wotsogola pakupanga zinthu.S355JOHchitoliro chachitsulo.
Tikumvetsa kuti pulojekiti iliyonse ili ndi zofunikira kwambiri pa momwe zinthu zimagwirira ntchito, motero, sitingopereka zinthu zokha komanso timapereka mayankho athunthu kwa makasitomala athu. Ngati muli ndi zosowa zilizonse pazinthu kapena ntchito zathu kapena muli ndi mafunso ena, chonde musazengereze kulankhulana nafe. Gulu lathu lili ndi akatswiri odziwa bwino ntchito omwe ali okonzeka kukupatsani zambiri zazinthu, mayankho osinthidwa, komanso chithandizo chaukadaulo chaukadaulo.
ma tag: en 10219, s33joh, mafunso ofunsidwa kawirikawiri, ogulitsa, opanga, mafakitale, ogulitsa masheya, makampani, ogulitsa ambiri, kugula, mtengo, mtengo, mtengo wogulira, zambiri, zogulitsa, mtengo.
Nthawi yotumizira: Feb-26-2024