X20Cr13 1.4021 - NF EN 10088-2-2005

Grade	X20Cr13
	1.4021
Corresponding Standard	NF EN 10088-2-2005 Part2:Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
Classification	Martensitic Stainless Steel

X20Cr13 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S ^①	Cr
Minimum Value	0.16	-	-	-	-	12
Maximum Value	0.25	1	1.5	0.04	0.015	14

◎ Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All appropriate precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.

X20Cr13 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
Cold-rolled strip steel: T≤3mm	+QT	-	-	-	HRC：44 to 50 ; HV：440 to 530	-
Cold rolled strip steel: T ≤ 8mm	+A	≤700	-	≥ 15①	HRB：≤ 95 ; HB/HV：≤ 225	-
Hot rolled strip steel: T ≤ 13.5mm	+A	≤700	-	≥ 15①	HRB：≤ 95 ; HB/HV：≤ 225	-
Hot-rolled medium and thick plates: T ≤ 75mm②	+QT650	650~850	≥450	≥ 12①	-	T ＞10mm： by agreement
Hot-rolled medium and thick plates: T ≤ 75mm②	+QT750	750~950	≥550	≥ 10①	-	T ＞10mm： by agreement

◎ T-thickness；l-longitudinal；t-trasverse
◎ +A=soft annealed；+QT=quenched and tempered；+P=precipitation hardened；+AT=solutiong annealed；+SR=strength relieved

Approximate Comparison Table

China	Japan	United States		Germany	France	European Standard		Russia	Sweden	United Kingdom
GB	JIS	ASTM	UNS	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	SS	BS EN/BS
20Cr13 2Cr13 X20Cr13	SUS420J1	420	S42010 S42010	X20Cr13	X20Cr13 Z20C13	X20Cr13	1.4021	20KH13	2303	420S29 420S37

X20Cr13 Corresponding Standards(Same grade name, different standards)

1	EN 10088-1-2005
	X20Cr 13 1.4021
2	EN 10250-4-1999
	X20Cr 13 1.4021
3	ISO TS 15510-2003
	X20Cr13
4	DIN 17440-1972
	X20Cr13 1.4021
5	EN 10088-3-2005
	X20Cr 13 1.4021
6	EN 10088-3-2014
	X20Cr 13 1.4021
7	GB /T 3098.24-2020
	X20Cr13 CH0 402 1-420-00-l
8	ISO 15510-2014
	X20Cr13 4021-420-00-I
9	DIN EN 10088-3-2014
	X20Cr 13 1.4021
10	ISO 683-18-2014
	X20Cr13 4021-420-00-I
11	DIN 17442-1977
	X20Cr13 1.4021
12	NF A 35-590-1992
	X20Cr13 (Z20C13)
13	NF EN 10088-2-2005
	X20Cr13 1.4021
14	NF EN 10088-1-2005
	X20Cr13 1.4021
15	IS 6603-2001
	X20Cr13
16	DIN EN 10151-2002
	X20Cr13 1.4021

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!