1
S355J0W bụ ọkọlọtọ Antossion-eguzogide eguzogide, nke bụ nke ihu igwe na-eguzogide mmiri. Ọ bụ steel dị ala na-eme site na ịgbakwunye ego ole na-eme ka ọ dị iche iche. Na-emegide nguzogide nke igwe igwe na-eguzogide bụ ugboro 2-8 nke ndị ọrụ carbon nkịtị, ọ nwere ezigbo ihe eji arụ ọrụ, wdg, na ogologo, na-egosi oge na-eguzogide nguzogide.
2.
A na-agbakwunye ụfọdụ ihe ị na-eme ka ọ bụrụ na nchara, dị ka p, cu, cu, na-eme ka ọnọdụ ihu igwe, a ga-eweghachi Oxide akpaka na bọọdụ.
3
Napụtara na ọkụ na-ekpo ọkụ, na-akwado ma ọ bụ dozie ya.
Action anọ, S35J0W nke SEL REL SILTETUTUTS:
Ihe nkiri S355J0W en10025-5: 2004 Standard.
5
A na-agbakwunye ụfọdụ ihe ị na-eme ka ọ bụrụ na nchara, dị ka p, cu, cu, na-eme ka ọnọdụ ihu igwe, a ga-eweghachi Oxide akpaka na bọọdụ.
6. Ike enyemaka anyị:
1. Nkọwapụta nke nchara dị iche iche: ọkpụrụkpụ 8-700mm, obosara 1500mm, ogologo 4000mm, nkeji 4000mm, otu dị na 30,00 tọn 30.00 tọn 30.00 tọn 30,000. A na-enweta efere buru ibu na-adịkarị na ịrịọ arịrịọ.
2. Mkpụrụ nke akwa ígwè dị: efere carbon na-eji akwa, akwa akwa maka ebugharị, e nwere mpempe akwụkwọ na-ebugharị ihe owuwu, e nwere ụdị nzọ nchara maka mmanụ na gas. Pipelines, ike na akwa siri ike, akwa mkpuchi na-eguzogide, yana ihe karịrị 300 ụlọ na ndị si mba ọzọ.
3. Ọ dị maka ihe nchọpụta Nchọpụta Nchọpụta, Z15-Z35-Z35 chọrọ Z35, ike dị elu na isi ike siri ike na efere ndị ọzọ.
4. Enwere ike iweta ya dịka ụkpụrụ mba ahụ, ụkpụrụ Metallurgical, American Standa / ASTM, German PS, French BS, European BS, European BS, International Io na ụkpụrụ ndị ọzọ.
Mpempe asaa, s355j0w mpịakọta kemịkalụ (nyocha smel) na s355j0w rụọ ọrụ na akụrụngwa arụ ọrụ:
C si mn ps ni
≤0.16≤0,5 0-1.5≤0.03≤0.025≤0.65
CRMUnZRAX
≤0.4-0.8≤0.≤0.25-0.55≤0.010≤0.15≤0.52
Mara 2: Ihe akụrụngwa chọrọ metụtara
Nkọwapụta ọkwa na-arụ ọrụ ike (map) Tenges ike (maapụ) Elongation A (%)
S355j0w≤16 Ro355 510-680Ro22
16-40Ro345 470-630
41-63Ro335 470-630
63-80Ro325 470-630Ro18
80-100Ro315 470-630
100-150Ro295 450-50-600
Oge post: Jun-01-2023