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Grade X17CrNi16-2
ISO Numeric Designation 4057-431-00-X
Corresponding Standard ISO 683-18-2014
Heat-treatable Steels, Alloy Steels and Free-Cutting Steels - Part 18: Bright Steel Products
Classification Martensitic Stainless Steel
X17CrNi16-2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni
Minimum Value 0.12 - - - - 15 1.5
Maximum Value 0.22 1 1.5 0.04 0.03 17 2.5
X17CrNi16-2 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW 		Impact Energy Absorption
KV2
J
t≤16 Annealing ≤1050 ≤311
16＜t≤40 Annealing ≤1000 ≤296
40＜t≤63 Annealing ≤950 ≤280
63＜t≤160 Annealing ≤950 ≤280
t≤10 Quenching + Tempering (+QT800) 850~1100 ≥750 ≥7
10＜t≤16 Quenching + Tempering (+QT800) 850~1100 ≥700 ≥7
16＜t≤40 Quenching + Tempering (+QT800) 800~1050 ≥650 ≥9 ≥25
40＜t≤63 Quenching + Tempering (+QT800) 800~1000 ≥650 ≥12 ≥25
63＜t≤160 Quenching + Tempering (+QT800) 800~950 ≥650 ≥12 ≥16
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 ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
14Cr17Ni2
(1Cr17Ni2)
17Cr16Ni2 		S43110
/
S43120 		431 SUS 431 STS 431 431 S43100 X17CrNi 16-2 4057-431-00-X X20CrNi 17-2
(X22CrNi 17) 		1.4057 Z15CN 16-02 X17CrNi 16-2 1.4057 14Х17Н2 2321 431S29
2 Approximate Comparison Table Stainless Steels for Cold Heading and Cold Extruding
China Japan South Korea United States International Organization for Standardization Germany United Kingdom
GB JIS KS ASTM/AISI ISO DIN EN/DIN BS EN/BS
1Cr17Ni2 SUS431 STS431 431 X17CrNi16-2 X20CrNi17-2 431S29
X17CrNi16-2 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X17CrNi 16-2 1.4057
2 EN 10250-4-1999
X17CrNi 16-2 1.4057
3 ISO TS 15510-2003
X17CrNi16-2
4 EN 10088-3-2005
X17CrNi 16-2 1.4057
5 EN 10088-3-2014
X17CrNi 16-2 1.4057
6 GB /T 3098.24-2020
X17CrNi 16-2 CH2 4057-431-00-X
7 ISO 15510-2014
X17CrNi16-2 4057-431-00-X
8 DIN EN 10088-3-2014
X17CrNi 16-2 1.4057
9 ISO 683-18-2014
X17CrNi16-2 4057-431-00-X
10 NF EN 10088-1-2005
X17CrNi16-2 1.4057
11 EN 10272-2016
X17CrNi16-2 1.4057

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