High-alloy steel – stainless chrome steel 4H13 PN-71/H-86020
Steel grade


Standard

Chemical composition (%)

C
Mn
Si
P
S
Cu
Cr
Ni
Mo
other
4H13
PN
0,36
0,45
max
0,80
max
0,80
max
0,040
max
0,030
max
0,30
12,00
14,00
max
0,60
-
-
40H13
40Ch13
40KH13
40X13
GOST
0,36
0,45
max
0,80
max
0,80
max
0,030
max
0,025
max
0,30
12,00
14,00
max
0,60
max
0,30
V max 0,20
W max 0,20
Ti max 0,20
X 39 Cr 13
X39Cr13

1.4031

DIN

W.nr
0,36
0,42
max
1,00
max
1,00
max
0,040
max
0,015
-
12,50
14,50
-
-
-
X 46 Cr 13
X46Cr13
1.4034
DIN
EN
W.nr
0,43
0,50
max
1,00
max
1,00
max
0,040
max
0,030
-
12,50
14,50
-
-
-
X39Cr13
ISO
0,36
0,42
max
1,00
max
1,00
max
0,040
max
0,030
-
12,50
14,50
-
-
-
Z 44 C 14
Z44C14
AFNOR
0,40
0,48
max
1,00
max
1,00
max
0,040
0,015
0,030
-
12,50
14,50
- - -
S 42080
S42080
SF A5.9 (ER420)
SFA5.9(ER420)
UNS
ASME
0,25
0,40
max
0,60
max
0,50
max
0,030
max
0,030
max
0,75
12,00
14,00
max
0,60
max
0,75
-
Steels used for making surgical instruments, bearings, springs, tools: cutting, measuring, parts exposed to abrasion. 
Corrosion-resistant:
-Atmospheric,
-Natural water with the exception of mining and marine
-Cold diluted salt solutions
-Some cold diluted organic and inorganic acids
Other liquid-petroleum fuels, hot oil fumes, oils and greases
-Alcohol
Food products that do not contain salt or other preservative.
In 4H13 grade, substitute or equivalent, the company provides rolled rods, forged rods, sheet, plate, forgings.

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