C45E 1.1191 - EN 10305-1-2010

Grade	C45E
European Standard Steel Grade	1.1191
Corresponding Standard	EN 10305-1-2010 Steel tubes for precision applications - Technical delivery conditions - Part 1: Seamless cold drawn tubes
Classification	Carbon Steel

C45E Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo	More
Minimum Value	0.42	-	0.5	-	-	-	-	Cr+Mo+Ni≤0.63
Maximum Value	0.55	0.4	0.8	0.03	0.035	0.4	0.1	Cr+Mo+Ni≤0.63

C45E Mechanical Properties

condition	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Seamless steel pipe	C45E +C	Cold Drawn Hardened (+C)	≥720		≥4
Seamless steel pipe	C45E +LC	Cold Precision Finished (+LC)	≥670		≥6
Seamless steel pipe	C45E +A	Annealing (+A)	≥510		≥20
Seamless steel pipe	C45E +N	Normalizing (+N)	≥540	≥340	≥18

1 Approximate Comparison Table Non-Alloy Steel for Quenching and Tempering

China	Japan	International Organization for Standardization	European Standard
GB	JIS	ISO	EN	Numerical Grade
45	S45C	C45E	C45E	1.1191

2 Approximate Comparison Table High-Quality Carbon Structural 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
45H 45	S45C	1045	C45E4	Ck45	XC45 XC48H1	C45E	1.1191	45	1672	080M46 CFS8

3 Approximate Comparison Table High-Quality Carbon Structural Steel

China		Japan	United States	International Organization for Standardization	European Standard
GB	ISC	JIS	ASTM/AISI	ISO	EN	Numerical Grade
45Mn (GB/T 699-2015)	U21452	SWRH47B (JIS G3506:2004)	1046 (ASTM A29/A29M:2005)	C45E4 (ISO 683-18:1996)	C45E (EN 1008-1:1991+A1:1996) (EN 10084:1998)	1.1191

C45E Corresponding Standards(Same grade name, different standards)

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