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Grade X30Cr 13
European Standard Steel Grade 1.4028
Corresponding Standard EN 10250-4-1999
Open Die Steel Forgings for General Engineering Purposes - Part 4: Stainless Steels
Classification Martensitic Stainless Steel
Properties High Strength Corrosion Resistance Good Forgability High Hardenability
X30Cr 13 Chemical Element Composition Content (%)
Component C Si Mn P S * Cr
Minimum Value 0.26 - - - - 12
Maximum Value 0.35 1 1.5 0.04 0.03 14
X30Cr 13 Mechanical Properties
thickness
t
mm		 Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
t≤160 QT850 850~1000 ≥650 ≥10 -
t≤160 A ≤800 - - ≤245
1 Approximate Comparison Table Martensitic Stainless Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS UNS ISO Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
30Cr13
(3Cr13) 		S42030 420J2 SUS 420J2 STS 420J2 S42000 X30Cr 13
5
(ISO 683-13-1986) 		4028-420-00-I X30Cr 13 1.4028 Z30C 13
Z33C13 		X30Cr 13 1.4028 30Х13
30KH13 		2304
2304-03 		420S45
2 Approximate Comparison Table Martensitic Heat-Resistant Steel
China Japan United States Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
3Cr13 SUS420J2 420 X30Cr13 Z30Cr13
Z33C13 		X30Cr13 1.4028 30KH13 2304
2304-03 		420S45
X30Cr13 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X30Cr 13 1.4028
2 EN 10250-4-1999
X30Cr 13 1.4028
3 ISO TS 15510-2003
X30Cr13
4 EN 10088-3-2005
X30Cr13 1.4028
5 EN 10088-3-2014
X30Cr 13 1.4028
6 GB /T 3098.24-2020
X30Cr13 CH1 4028-420-00-I
7 ISO 15510-2014
X30Cr13 4028-420-00-I
8 DIN EN 10088-3-2014
X30Cr 13 1.4028
9 ISO 683-18-2014
X30Cr13 4028-420-00-I
10 NF EN 10088-2-2005
X30Cr13 1.4028
11 NF EN 10088-1-2005
X30Cr13 1.4028
12 IS 6603-2001
X30Cr13
13 DIN EN 10151-2002
X30Cr13 1.4028

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