E275K2 1.0456 - EN 10296-1-2003

Grade	E275K2
European Standard Steel Grade	1.0456
Corresponding Standard	EN 10296-1-2003 Welded circular steel tubes for mechanical and general engineering purposes — Technical delivery conditions — Part 1: Non-alloy and alloy steel tubes
Classification	Carbon Steel

E275K2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu ^ⓑ	Mo	N	Ti	V	Nb	Al ^ⓐ
Minimum Value	-	-	0.5	-	-	-	-	-	-	-	-	-	-	0.02
Maximum Value	0.2	0.4	1.4	0.035	0.03	0.3	0.3	0.35	0.1	0.015	0.03	0.05	0.05	-

ⓐ If sufficient other N-binding elements are present, the minimum total Al content does not apply.
ⓑ If the copper content is greater than 0,30% then the nickel content shall be at least half of the copper content.

E275K2 Mechanical Properties

product	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
Tube；t≤16	≥370	ReH: ≥275	long: ≥24④；tr: ≥22	-20°C ≥40
Tube；t＞16	≥370	ReH: ≥265	long: ≥24④；tr: ≥22	-20°C ≥40

• long = longitudinal ; tr = transverse.

④ For outside diameter d≤76.1mm and d/t ratios ≤20 the value is 17% min. t=wall thickness / mm

E275K2 Corresponding Standards(Same grade name, different standards)

1	EN 10296-1-2003
	E275K2 1.0456
2	EN 10297-1-2003
	E275K2 1.0456

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