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

ESTE255 Ụgbọ ala Ọdịdị ígwè efere

EstE255 ígwè efere na-bụ-eji na Automobile Ọdịdị ụlọ ọrụ, ebu n'ichepụta, n'ibu akụrụngwa, ngwaike ngwaọrụ, eletriki na eletrọnịkị, ụgbọ mmiri na ndị ọzọ ọrụ.
Ngwakọta kemịkalụ
Ọkwa C
Si Mn P
S
N
Al
Cr
Ku
Mo
Ni
Nb
Ti
V
Nb+Ti+V
ESTE255 0.16 ≤0.40 0.50~1.30 0.025 0.015 0.020 0.020 0.30 0.20 0.08 0.30 0.03 --- --- 0.05
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)
ESTE255 360~480 350~470 340~460 330~450 320~440 255 245 235 225 215 205 195 25
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