X2CrNi12 1.4003 - EN 10272-2016

Grade	X2CrNi12
European Standard Steel Grade	1.4003
Corresponding Standard	EN 10272-2016 Stainless steel bars for pressure purposes
Classification	Ferritic Stainless Steel

X2CrNi12 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^①	Cr	Ni	N
Minimum Value	-	-	-	-	-	10.5	0.3	-
Maximum Value	0.03	1	1.5	0.04	0.015	12.5	1	0.03

① Particular ranges of sulfur content may provide improvement of particular properties. For machinability, a controlled sulfur content of 0,015 % to 0,030 % is recommended and may be agreed. For weldability, a controlled sulfur content of 0,008 % to 0,030 % is recommended and may be agreed.

X2CrNi12 Mechanical Properties

Diameter or thickness d or b mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
≤100	+A（annealed）	450~600	≥260	≥20	≤200	l: ≥60 (at 20℃)

a) Axial： l；Tangential：tr.

① HBW_max values may be raised by 60 units or Rm._max values may be raised by 150 MPa for bars of ≤ 35 mm.
② The minimum elongation value may be lowered to 14 % for bars of ≤ 35 mm thickness having a final cold deformation.

1 Approximate Comparison Table Ferritic Stainless Steel

China		United States	International Organization for Standardization		European Standard
GB	ISC	UNS	ISO	Numerical Grade	EN	Numerical Grade
022Cr12Ni	S11213	S41003	X2CrNi12	4003-410-77-I	X2CrNi12	1.4003

2 Approximate Comparison Table Ferritic Heat-Resistant Steel

China		United States	International Organization for Standardization		European Standard
GB	ISC	UNS	ISO	Numerical Grade	EN	Numerical Grade
022Cr12Ni GB/T 20878-2024	S11213	S40977 ASTM A959	X2CrNi12 ISO 15510	4003-410-77-I	X2CrNi12 EN 10088-1	1.4003

X2CrNi12 Corresponding Standards(Same grade name, different standards)

1	EN 10088-1-2005
	X2CrNi 12 1.4003
2	EN 10296-2-2005
	X2CrNi12 1.4003
3	ISO TS 15510-2003
	X2CrNi12
4	EN 10088-3-2005
	X2CrNi 12 1.4003
5	EN 10088-3-2014
	X2CrNi 12 1.4003
6	ISO 15510-2014
	X2CrNi12 4003-410-77-I
7	ISO 9328-7-2018
	X2CrNi12
8	DIN EN 10088-3-2014
	X2CrNi 12 1.4003
9	NF EN 10088-2-2005
	X2CrNi12 1.4003
10	NF EN 10088-1-2005
	X2CrNi12 1.4003
11	NF EN 10028-7-2008
	X2CrNi12 1.4003
12	NF EN 10296-2-2005
	X2CrNi12 1.4003
13	NF EN 10028-7-2000
	X2CrNi12 1.4003
14	DIN EN 10296-2-2006
	X2CrNi12 1.4003
15	EN 10272-2016
	X2CrNi12 1.4003

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