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Grade X18CrNi23-13
ISO Numeric Designation 4833-309-08-I
Corresponding Standard ISO 4955-2016
Heat-Resistant Steels
Classification Alloy Steel
Properties Corrosion Resistance
X18CrNi23-13 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N
Minimum Value - - - - - 22 12 -
Maximum Value 0.2 1 2 0.045 0.03 24 15 0.1
X18CrNi23-13 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
flat products, 0.5≤t＜3 Solid Solution Annealing (+AT) 500~700 ≥210 ≥33 ≤192
flat products, 3≤t≤75 Solid Solution Annealing (+AT) 500~700 ≥210 ≥35 ≤192
Section steel, 5 ≤ d ≤ 160 Solid Solution Annealing (+AT) 500~700 ≥210 ≥35 ≤192
Bars and Profiles, 1.5≤d≤25 Solid Solution Annealing (+AT) 500~700 ≥210 ≥35 ≤192
Forgings, d≤100 Solid Solution Annealing (+AT) 500~700 ≥210 ≥35 ≤192
Approximate Comparison Table Austenitic Stainless Steel
China Japan United States International Organization for Standardization European Standard
ISC JIS UNS ISO Numerical Grade Numerical Grade
S30908 SUH309 S30908 X18CrNi23-13 4833-309-08-I 1.4833
X18CrNi23-13 Corresponding Standards(Same grade name, different standards)
1 ISO 15510-2014
X18CrNi23-13 4833-309-08-I
2 ISO 4955-2016
X18CrNi23-13 4833-309-08-I

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