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ESTE420 irin awo
ESTE420 irin awo
ESTE420 irin awo
ESTE420 irin awo

ESTE420 irin awo

EStE420 apẹrẹ irin awo jẹ o dara ti a lo ninu ọkọ ayọkẹlẹ, irin, eiyan, awọn ẹya ẹrọ, bbl
Kemikali Tiwqn
Ipele C
Si Mn P
S
N
Al
Kr
Ku
Mo
Ni
Nb
Ti
V
Nb+Ti+V
ESTE420 0.20 0.10~0.60 1.00~1.70 0.025 0.015 0.020 0.020 0.30 0.20 0.10 1.00 0.05 --- 0.20 0.22
Mechanical Ini
Awọn ipele Agbara Fifẹ Rmfun
awọn sisanra ọja s,ni mm
N/mm²
UpperEso WahalaReH²) fun awọn sisanra ọja s, ni mm
N/mm² min.
Elongation lẹhin dida egungun3)
(Lo= 5do) % iseju.
Iwọn ila opin Mandrel fun idanwo tẹ 4), 5)
s≤70 70s≤85 85s≤100 100 s≤125 125s≤150 s≤16 16s≤35 35s≤50 50 s≤60 60s≤70 70s≤85 85s≤100 100 s≤125 125s≤150 Gigun Iyipada 6)
ESTE420 530~680 520~670 510~660 500~650 490~640 420 410 400 390 385 375 365 355 345 19
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