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Ụlọ > Ngwaahịa > Efere ígwè > Hight Ike Low Alloy Steel
TstE420 ígwè efere
TstE420 ígwè efere
TstE420 ígwè efere
TstE420 ígwè efere

TstE420 ígwè efere

TStE420 ígwè efere, n'okpuru DIN 1614 / 2 ọkọlọtọ TstE420 ígwè efere, n'okpuru DIN 1614 / 2 ọkọlọtọ, anyị nwere ike na-ele TStE420 ígwè efere dị ka Fine-ọka structural steels, normalized akpọrepu ígwè / ^ / ^ TStE420 ígwè efere bụ otu. tumadi nke Fine-ọka structural steels, normalized akpọrepu ígwè, TstE420 ígwè efere bụ n'okpuru DIN 1614 / 2 ọkọlọtọ kwekọrọ EN: S420NL, nke na a kacha nta mgbaji elongation nke 19% na tensile ike nke TstE420 bụ 520 ka 680 MPa.
Ngwakọta kemịkalụ
Ihe kemịkalụ C max Si
max
Mn max P
max
S
max.
Ka max Cr max Na max V max Nb max Al min
%, site na oke 0.20 0.60 1.00-1.70 0.025 0.020 0.55 0.30 0.80 0.20 0.05 0.02
Ngwa igwe
ọkpụrụkpụ Mpụta Ike ReH[N/mm2] transv.min. TensileStrengthRm [N/mm2] transv. Mgbaji elongation [%] transv. min. Ike Ike Notch Impact1) Ch Vcomplete samplelongitud. min [J]
t≤ 16mm t>16mm 420 400 +20 KV 40J 0 KV 34J -10 KV 30J -20 KV 27J -30 KV 23J -40 KV 20J -50 KV 16J
t <3mm t≥ 3mm 520-680
Ruo 1.5mm 1.51-2.00mm 2.01-2.50mm 2.51-2.99mm ≥ 3mm 19
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