S355J2Hbụ ngalaba oghere (H) ígwè nhazi (S) nwere ike mmepụta kacha nta nke355Mpa maka ọkpụrụkpụ mgbidi ≤16 mm na ike mmetụta kacha nta nke 27 J na -20℃(J2).
A na-ejikarị ya eme ihe n'ọrụ injinia owuwu, iwu àkwà mmiri, iwu ígwè na ngwa ụlọ ọrụ dịka ihe eji echekwa mgbidi na caissons.
Ụkpụrụ ndị isi maka ígwè S355J2H gụnyere ma BS EN 10210 na BS EN 10219. Ọ bụ ezie na ha nwere ụfọdụ ọdịiche na nkọwa, ha yiri nke ukwuu n'ozuzu ha, yabụ isiokwu a ga-abụ ọkọlọtọ abụọ maka ihe ndị metụtara S355J2H ọnụ.
Ihe Paịpụ
S355J2H bụ ígwè a na-anaghị agbaze agbaze, nọmba ígwè 1.0576nke a na-emenyụ kpamkpam site na ijiUsoro mwepụ oxidation FFma nwee ihe ndị na-ejikọ nitrogen nke zuru oke iji jikọta nitrogen a na-eji eme ihe, dịka ọmụmaatụ, opekata mpe 0.020% aluminom zuru oke ma ọ bụ 0.015% aluminom a na-agbaze agbaze.
Ụdị Paịpụ
Usoro mmepụta ihe dị na BS EN 10210 bụ nke a na-ahazi dịka nke na-enweghị ntụpọ ma ọ bụ nke na-agbado ọkụ.
A na-emepụta HFCHS (ngalaba oghere okirikiri a rụchara ọkụ) na SMLS, ERW, SAW, na EFW.
BS EN 10219 A ga-eji ịgbado ọkụ mepụta akụkụ oghere owuwu.
A na-emepụta CFCHS (ngalaba oghere okirikiri nke yiri oyi) na ERW, SAW, na EFW.
Ọdịdị nkebi oghere
Ngalaba oghere okirikiri (CHS)
Ngalaba Oghere Akụkụ (RHS)
Ngalaba oghere dị n'akụkụ anọ (RHS)
Ngalaba oghere elliptic (EHS)
Oke nha
Oke nha BS EN 10210
Ọkpụrụkpụ mgbidi: ≤120mm;
Dayameta mpụta: Gburugburu (CHS): Dayameta mpụta ≤2500 mm;
Oke nha BS EN 10219
Ọkpụrụkpụ mgbidi: ≤40mm;
Dayameta mpụta: Gburugburu (CHS): Dayameta mpụta ≤2500 mm;
Ihe mejupụtara kemịkalụ nke S355J2H
Arụmọrụ igwe nke S355J2H
Uru nke S355J2H
Ezigbo ihe eji arụ ọrụ: Paịpụ ígwè S355J2H nwere ike dị elu ma sie ike nke ọma, nke nwere ike iguzogide nnukwu ibu na mmetụta.
Ike ịgbado ọkụ: Paịpụ ígwè S355J2H nwere arụmọrụ ịgbado ọkụ dị mma ma dabara adaba maka usoro ịgbado ọkụ dị iche iche, nke nwere ike igbo mkpa nke ọrụ injinia dị iche iche.
Mgbochi nrụrụ aka: Paịpụ ígwè S355J2H nwere ezigbo iguzogide nchara, enwere ike iji ya ruo ogologo oge n'ebe siri ike.
Na-eme ka ọ dịrị n'ọnọdụ okpomọkụ dị ala: Paịpụ ígwè S355J2H ka nwere ike ịnọgide na-enwe ezigbo ike na ike n'ebe okpomọkụ dị ala, nke dabara adaba maka ọrụ injinia n'ebe oyi na-atụ.
Ngwa nke S355J2H
Injinia nhazi: eji ya eme ihe maka ihe owuwu, ogwe osisi, ogidi, wdg. nke ụlọ.
Ịrụ àkwà mmiri: eji ya maka ihe nkwado owuwu, ogwe osisi, wdg. nke àkwà mmiri.
Mmepụta igwe: eji eme ihe maka imepụta akụkụ nke akụrụngwa igwe.
Mmepụta ụgbọala: eji ya emepụta ihe owuwu nke ụgbọala.
Owuwu Nhazi nke ígwè: A na-eji ya emepụta ihe dị iche iche maka owuwu ígwè.
Mgbidi na Caissons na-ejigide: A na-eji ya arụ ụlọ ọrụ injinia dị n'okpuru ala dịka mgbidi na caissons.
Ihe nhata nke S355J2H
ASTM A500: Ọkwa B
JIS G3466: STKR400
GB/T 3094: Q345
DIN 59410: St52-3
ASTM A252: Ọkwa nke 3
AS/NZS 1163: C350
ISO 3183: L360
CSA G40.21: Ọkwa 50W
SANS 50025/EN 10025-2: S355JR
BS 4360: Ọkwa 50D
Ụkpụrụ na akara ndị a hà nhata nwere ike ịdị iche ntakịrị na nhazi kemịkalụ na ihe onwunwe igwe, mana ruo n'ókè ụfọdụ, ha nwere ike dochie ígwè S355J2H ma nwee ojiji yiri ya na injinịa nhazi na ngalaba ndị ọzọ. N'oge ojiji n'ezie, a ga-ahọrọ ya dịka ihe achọrọ na ụkpụrụ ndị dị mkpa si dị.
Gbasara anyị
EN10210 S355J2H Ọkpọkọ ígwè ERW nke e ji arụ ọrụ
Anyị bụ ndị nrụpụta na ndị na-ebunye paịpụ ígwè carbon dị elu nke a na-eji agba ígwè arụ ọrụ site na China, nakwa ndị na-ere paịpụ ígwè na-enweghị ntụpọ, na-enye gị ọtụtụ ngwọta paịpụ ígwè!
mkpado: s355j2h, bs en 10210, bs en 10219, Ihe E Ji Kwekọọ, ndị na-ebubata ngwaahịa, ndị na-emepụta ihe, ụlọ ọrụ mmepụta ihe, ndị na-ere ngwaahịa, ụlọ ọrụ, n'ogbe, zụta, ọnụahịa, ọnụahịa, nnukwu, maka ọrịre, ọnụ ahịa.
Oge ozi: Mee-02-2024