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61SiCr7(1.7108)
EN 10089-2002
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55Si2Mn30mm250 ℃
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C 0.570.65
Si1.602.00
Mn0.701.00
S ≤0.025
P ≤0.025
Cr≤0.45
Ni≤0.35
Cu≤0.25
●
σb (MPa)≥1274(130)
σs (MPa)≥1176(120)
δ10 ()≥5
ψ ()≥25
,≤321HB;+,≤321HB
●
870℃±20℃,; 480℃±50℃(,±30℃)
●
EN 10089-2002
●
55Si2Mn30mm250 ℃
●
C 0.570.65
Si1.602.00
Mn0.701.00
S ≤0.025
P ≤0.025
Cr≤0.45
Ni≤0.35
Cu≤0.25
●
σb (MPa)≥1274(130)
σs (MPa)≥1176(120)
δ10 ()≥5
ψ ()≥25
,≤321HB;+,≤321HB
●
870℃±20℃,; 480℃±50℃(,±30℃)
●