High-alloy steel-heat resistant steel H18JS,X10CrAlSi18,1Cr19Al3,1.4742,X10CrAl18,15Ch18SJU - 

High-alloy steel - heat resistant chrome steel with the addition of silicon and aluminum H18JS PN-71/ H-86022
Steel grade

Standard

Chemical composition (%)
C
Mn
Si
P
S
Cu
Cr
Ni
Mo
other
H18JS
PN
max
0,12
max
0,80
0,80
1,10
max
0,040
max
0,030
max
0,30
17,00
19,00
max
0,50
-
Al 0,80Ă·1,10
15H18SJU
15KH18SYU
15Ch18SJU
15Х18СЮ
GOST
max
0,15
max
0,80
1,00
1,50
max
0,030
max
0,025
-
17,00
20,00
-
-
Al 0,70Ă·1,2
X 10 CrAl 18
X10CrAl18
X 10 CrAlSi 18
X10CrAlSi18
1.4742



DIN

W.nr
max
0,12
max
1,00
0,70
1,40
max
0,040
max
0,030
-
17,00
19,00
-
-
Al 0,70Ă·1,20
1Cr 19 Al 3
1Cr19Al3
GB/T
max
0,10
max
1,00
max
1,50
max
0,035
max
0,030
-
17,00
21,00
max
0,60
-
Al 2,00Ă·4,00
X10CrAlSi18
ISO
EN
max
0,12
max
1,00
0,70
1,40
max
0,040
max
0,015
-
17,00
19,00
max
1,00
-
-
Al 0,70Ă·1,2
S 43000
S43000
430

UNS
AISI
max
0,12
max
1,00
max
1,00
max
0,040
max
0,030
-
16,00
18,00
-
-
-
 
Steels resistant to gases containing sulfur compounds and reducing gases, little resistant to carburizing atmosphere, 
nitriding and carb-onitriding, destined for heat-resistant parts for boilers and industrial furnaces 
vacuum chambers, etc. Resistant to the heat in the air up to the temperature of 1050 ° C 

H18JS garde or equivalent is offered as sheet metal, rolled or forged bars, forgings.
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