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WStE285 Tsheb qauv steel phaj

WStE285 qauv steel phaj yog dav siv nyob rau hauv tsheb, springs, ua liaj ua teb machinery, maus taus, tshuaj, cuab yeej, siv machinery, chains thiab lwm yam kev lag luam.
Tshuaj muaj pes tsawg leeg
Qib C
Si Mn P
S
N
Al
Cr
Cu
Mo
Ni
Nb
Ti
V
Nb+Ti+V
TSW 285 0.18 ≤ 0.40 0.60~1.40 0.035 0.030 0.020 0.020 0.30 0.20 0.08 0.30 0.03 --- --- 0.05
Mechanical Property
Qib Tensile zog Rmrau
khoom thicknesses s, mm
N/mm²
UpperYield StressReH²) rau cov khoom thicknesses s, hauv mm
N/mm² min.
Elongation tom qab tawg3)
(Lo= 5do)% min.
Mandrel txoj kab uas hla rau khoov xeem 4), 5)
s≤70 70 s <85 85<s≤100 100<s≤125 125<s≤150 s≤16 16<s≤35 35<s≤50 50<s≤60 60 < 70 70 s <85 85<s≤100 100<s≤125 125<s≤150 Ntev Transverse 6)
TSW 285 390~510 380~500 370~490 360~480 350~470 285 275 265 255 245 235 225 24
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