Grade X30Cr13
ISO Numeric Designation 4028-420-00-I
Corresponding Standard ISO 683-18-2014
Bright steel products
Classification Martensitic Stainless Steel
X30Cr13 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
X30Cr13 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 ≤950 ≤280
16<t≤40 Annealing ≤900 ≤266
40<t≤63 Annealing ≤840 ≤249
63<t≤160 Annealing ≤800 ≤234
t≤10 Quenching + Tempering (+QT850) 900~1050 ≥700 ≥7
10<t≤16 Quenching + Tempering (+QT850) 900~1150 ≥650 ≥7
16<t≤40 Quenching + Tempering (+QT850) 850~1100 ≥650 ≥9 ≥12
40<t≤63 Quenching + Tempering (+QT850) 850~1050 ≥650 ≥9 ≥12
63<t≤160 Quenching + Tempering (+QT850) 850~1000 ≥650 ≥10 ≥15
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

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