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Grade X17CrNi 16-2
Germany W-Nr. 1.4057
Corresponding Standard DIN EN 10088-3-2014
Stainless steels – Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
Classification Martensitic Stainless Steel
Properties Corrosion Resistance
Density 7.7 g/cm3
X17CrNi 16-2 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 0.015 17 2.5
① Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All 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.
X17CrNi 16-2 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW 		Impact Energy Absorption
KV2
J
Bar, rod, wire, section, bright products +A ≤950 ≤295
Bars, rods, wire, profiles, bright products; d≤60 QT800 800~950 ≥600 (long.)
≥14		 (long.)
≥25
Bars, rods, wire, profiles, bright products; 60<d≤160 QT800 800~950 ≥600 ≥12 ≥20
Bars, rods, wire, profiles, bright products; d≤60 QT900 900~1050 ≥700 ≥12 ≥16
Bars, rods, wire, profiles, bright products; 60<d≤160 QT900 900~1050 ≥700 ≥10 ≥15
Cold drawn, precision bar; d≤10 QT800 850~1100 ≥750 ≥7
Cold drawn, precision bar; 10<d≤16 QT800 850~1100 ≥700 ≥7
Cold drawn, precision bar; 16<d≤40 QT800 800~1050 ≥650 ≥9 ≥25
Cold drawn, precision bar; 40<d≤63 QT800 800~1000 ≥650 ≥12 ≥25
Cold drawn, precision bar; 63<d≤160 QT800 800~950 ≥650 ≥12 ≥16
Cold drawn, precision bar; d≤10 +A ≤1050 ≤330
Cold drawn, precision bar; 10<d≤16 +A ≤1050 ≤330
Cold drawn, precision bar; 16<d≤40 +A ≤1000 ≤310
Cold drawn, precision bar; 40<d≤63 +A ≤950 ≤295
Cold drawn, precision bar; 63<d≤160 +A ≤950 ≤295
Cold drawn wire; d≥0.05 +C500 500~700
Cold drawn wire; d≥0.05 +C600 600~800
Cold drawn wire; d≥0.05 +C700 700~900
Cold drawn wire; d≥0.05 +C800 800~1000
Cold drawn wire; d≥0.05 +C900 900~1100
Cold drawn wire; d≥0.05 +C1000 1000~1250
Cold drawn wire; d≥0.05 +C1100 1100~1350
Cold drawn wire; d≥0.05 +C1200 1200~1450
Cold drawn wire; d≥0.05 +C1400 1400~1700
Cold drawn wire; d≥0.05 +C1600 1600~1900
Cold drawn wire; d≥0.05 +C1800 1800~2100 ≥10
Cold drawn wire; 0.5<d≤1 +A ≤1100 ≥10
Cold drawn wire; 1<d≤3 +A ≤1050 ≥10
Cold drawn wire; 3<d≤5 +A ≤1000 ≥15
Cold-drawn wire; 5<d≤16 +A ≤950
+AT=solution annealed；+A=annealed；+QT = quenched and tempered；+P=precipitation hardening；+C=Cold worked，+Csuffix followed by a number represents the tensile strength grade, i.e., the minimum tensile strength value.
long.=longitudinal；tr.=transverse
d=diameter or thickness；Unit mm
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17440-1972
Grade
Germany W-Nr.
Other Name
DIN EN 10088-3-2014
Grade
Germany W-Nr.
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 Martensitic Heat-Resistant Steel
China Taiwan, China Japan South Korea United States Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
14Cr17Ni2
(1Cr17Ni2) 		S43110 431 SUS 431 STS 431 431 S43100 X20CrNi 17-2
(X 22CrNi 17) 		1.4057 Z15CN 16-02 X17CrNi 16-2 1.4057 14Х17Н2 2321 431S29
3 Approximate Comparison Table Plastic Mold Steel
China Japan United States Germany Sweden
GB ISC JIS ASTM DIN EN/DIN W-Nr. SS
2Cr17Ni2 T25402 SUS 431 431 X22CrNi 17 1.4057 2321
4 Approximate Comparison Table Martensitic Heat-Resistant Steel
China United States Germany European Standard Russia
GB ASTM DIN EN/DIN EN Numerical Grade GOST
1Cr17Ni2
ML1Cr17Ni2 		431 X17CrNi16-2 X17CrNi16-2 1.4057 14KH17N2
20KH17N2
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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