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SM490B saxan bir ah

JISG3106 SM490B saxan bir ah waxaa inta badan loo isticmaalaa buundooyinka welded, doonyaha, baabuurta, saliidda iyo gaasta taangiyada iyo qaybaha kale ee qaab-dhismeedka loo isticmaalo taarikada birta duuban kulul. Dhererka laga bilaabo 5000-16000mm, ee cabbirrada samller, Xinsteel waxay jeclaan lahayd in la gooyo cabbirrada saxda ah ee aad u baahan tahay laga bilaabo saxanka birta saldhigga ah ee warshadeena. heerka.
Hantida farsamada ee SM490B Dhismaha birta:
Dhumucda (mm)
SM490B ≤ 16 > 16 ≤ 40 > 40 ≤ 75 > 75 ≤ 100 > 100 ≤ 160 > 160
Awood wax-soo-saar (≥Mpa) 325 315 295 295 285 275
≤ 100 > 100
Xoog xajin (Mpa) 490-610 400-610
Halabuurka kiimikaad ee SM490B Dhismaha birta (Ladle Analysis Max%)
Waxyaabaha ugu muhiimsan ee kiimikada ka kooban SM490B
Dhumucda (mm) C Si Mn P S
T≤50 0.18 0.55 1.60 0.035 0.035
50 0.20
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