S500M 1.8829 - EN 10025-4-2019

牌号	S500M
歐标鋼号	1.8829
對應标準	EN 10025-4-2019 熱機械軋制可焊接細晶粒結構鋼 Technical delivery conditions for thermomechanical rolled weldable fine grain structural steels
歸類	合金鋼

S500M 化學元素成分含量(%)

成分	C	Si	Mn	P ^①	S ^①②	Cr	Ni	Cu	Mo	N	Ti	V	Nb	Al ^③
最小值	-	-	-	-	-	-	-	-	-	-	-	-	-	0.02
最大值	0.16	0.6	1.7	0.03	0.025	0.3	0.8	0.55	0.2	0.025	0.05	0.12	0.05	-

① For long products the P and S content can be 0.005% higher.
② For some applications, e.g. for railways, a maximum S content of 0,010 % may be agreed upon at the time of the order.
③ If sufficient other N-binding elements are present the minimum total Al content does not apply.

碳當量計算

S500M 機械性能

厚度 t mm	抗拉強度 σ_b Mpa	屈服點 σ_s Mpa	斷後伸長率或延伸率 δ %
t≤16	580~760	≥500	≥15
16＜t≤40	580~760	≥480	≥15
40＜t≤63	580~760	≥460	≥15
63＜t≤80	580~760	≥450	≥15
80＜t≤100	560~750	≥450	≥15
100＜t≤150	560~750	≥450	≥15

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