E 235B Fe 360B - ISO 630-1995

Grade	E 235B
Old Grade
Corresponding Standard	ISO 630-1995(R2003) Structural Steels--Plates,Wide Flats,bars,Sections and Profiles
Classification	Carbon Steel

E 235B Chemical Element Composition Content (%)

	Component	C	Si	Mn	P	S
厚度 t≤16	Minimum Value	-	-	-	-	-
厚度 t≤16	Maximum Value	0.17	0.4	1.4	0.045	0.045

	Component	C	Si	Mn	P	S
厚度16<t≤25	Minimum Value	-	-	-	-	-
厚度16<t≤25	Maximum Value	0.2	0.4	1.4	0.045	0.045

	Component	C	Si	Mn	P	S
厚度t≤40 NE	Minimum Value	-	-	-	-	-
厚度t≤40 NE	Maximum Value	0.17	0.4	1.4	0.045	0.045

	Component	C	Si	Mn	P	S
厚度t>40 NE	Minimum Value	-	-	-	-	-
厚度t>40 NE	Maximum Value	0.2	0.4	1.4	0.045	0.045

E 235B Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t≤16 B	340~470	≥235	≥26
16＜t≤40 B	340~470	≥225	≥26
t≤16 B NF	340~470	≥235	≥26
16＜t≤40 B NF	340~470	≥225	≥26
40＜t≤63 B NF	340~470	≥215	≥25
63＜t≤100 B NF	340~470	≥215	≥24
100＜t≤150 B NF	340~470	≥195	≥22
150＜t≤200 B NF	340~470	≥185	≥21

1 Approximate Comparison Table Carbon Structural Steel and Engineering Steel

China	Japan	United States	International Organization for Standardization	Germany	France	European Standard		Russia	Sweden	United Kingdom
GB	JIS	ASTM	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	SS	BS EN/BS
Q235A Q235B Q235D	SM400A SS400	1015 A283C GradeC GradeD SSGrade33	E235B Fe360B	RSt37-2 St37-2	E24-2	S235JR Fe360B① Fe360BFN① S235JRG2①	1.0038(dubl)	St2ps St2sp St3ps St3sp	1311 1312	40A 40B

2 Approximate Comparison Table Carbon Structural Steel and Engineering Steel

China		Japan	United States	International Organization for Standardization	European Standard
GB	ISC	JIS	ASTM/AISI	ISO	EN	Numerical Grade
Q235B (GB/T 700-2006)	U12355	SS400 (JIS G3101:2004) (JIS G3106:2004)	Gr.65[240] (ASTM A573/A573M:2000)	E235B (ISO 630:1995)	S235JR (EN 10025-2:2004)	1.0038

E235B Corresponding Standards(Same grade name, different standards)

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