12CrMoV12-10 1.7767 - EN 10028-2-2009

Grade	12CrMoV12-10
European Standard Steel Grade	1.7767
Corresponding Standard	EN 10028-2-2009 Flat products made of steels for pressure purposes Part 2 Non-alloy and alloy steels with specified elevated temperature properties
Classification	Alloy Steel

12CrMoV12-10 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu ^⑤	Mo	N	Ti ^②	V	Nb ^②	B ^②	Ca ^②
Minimum Value	0.1	-	0.3	-	-	2.75	-	-	0.9	-	-	0.2	-	-	-
Maximum Value	0.15	0.15	0.6	0.015	0.005	3.25	0.25	0.25	1.1	0.012	0.03	0.3	0.07	0.003	0.015

12CrMoV12-10 Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤60	Normalizing and Tempering (+NT)	600~780	≥455	≥18	* ≥40
60＜t≤150	Normalizing and Tempering (+NT)	590~770	≥435	≥18	≥40
150＜t≤250	Quenching and Tempering (+QT)	580~760	≥415	≥18	≥40

Approximate Comparison Table Pressure-Bearing Flat Steel

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
12CrMoV 12-10	12CrMoV 12-10	1.7767

12CrMoV12-10 Corresponding Standards(Same grade name, different standards)

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