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Ụlọ > Ngwaahịa > Efere ígwè > Hight Ike Low Alloy Steel

EstE355 ígwè efere

A na-ejikarị efere ígwè ESTE355 eme ihe na ụlọ ọrụ ụgbọ ala, ụgbọ elu, ikuku, mmanụ ala, chemical, BOILER AND PRESSURE, ụlọ ọrụ ụgbọ mmiri.
Ngwakọta kemịkalụ
Ọkwa C
Si Mn P
S
N
Al
Cr
Ku
Mo
Ni
Nb
Ti
V
Nb+Ti+V
ESTE355 0.18 0.10~0.50 0.90~1.65 0.025 0.015 0.020 0.020 0.30 0.20 0.08 0.30 0.05 --- 0.10 0.12

Ngwongwo igwe
akara ule Ike Tensile Rmmaka
ọkpụrụkpụ ngwaahịa s, na mm
N/mm²
UpperYield StressReH²) maka ọkpụrụkpụ ngwaahịa s, na mm
N/mm² min.
Elongation mgbe mgbawa3)
(Lo=5do) % nkeji.
Dayameta Mandrel maka ịgbagọ ule 4), 5)
s≤70 70s≤85 85s≤100 100s≤125 125s≤150 s≤16 16s≤35 35s≤50 50s≤60 60s≤70 70s≤85 85s≤100 100s≤125 125s≤150 Ogologo ogologo Mgbanwe nke 6)
ESTE355 490~630 480~620 470~610 460~600 450~590 355 345 335 325 315 305 295 22
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