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WSTE380 steel phaj

WStE380 qauv steel phaj tuaj yeem siv rau hauv tsheb, boiler, hluav taws xob, tshuab, roj kheej kheej, tshuaj lom neeg, offshore thiab roj kev pabcuam.
Tshuaj muaj pes tsawg leeg

Qib C
Si Mn P
S
N
Al
Cr
Cu
Mo
Ni
Nb
Ti
V
Nb+Ti+V
NWS 380 0.20 0.10~0.60 1.00~1.70 0.035 0.030 0.020 0.020 0.30 0.20 0.08 1.00 0.05 --- 0.20 0.22
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)
NWS 380 500~650 490~640 480~630 470~620 460~610 380 375 365 355 345 335 325 315 305 20
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