DIN 13CrMo44 (1.7335) alloy special structural steels are Cr-Mo-steels with more than 0.35% Mo elements. DIN 13CrMo44 (1.7335) alloy special structural steel density is 7.85 g/cm3, and DIN 13CrMo44 (1.7335) alloy special structural steels can be hardened by a temperature ranges from 910 to 940 ℃, and then cool down by air or oil.
DIN 17175 13CrMo44 steel chemical composition(%)
| C |
Si
|
Mn
|
Cr
|
Mo
|
Ni
|
V
|
W
|
Others
|
|
0.14
|
max. 0.40
|
0.55
|
0.98
|
0.60
|
-
|
-
|
-
|
max. Cu = 0.30
|
DIN 17175 13CrMo44 steel mechanical properties
| Diameter in mm |
0.2 % proof stress (N/mm2)
|
Tensile strength (N/mm2)
|
Elongation (%)
|
Impact strength (J)
|
|
up to 60
|
295
|
440-590
|
20
|
44
|
|
61-90
|
285
|
440-590
|
20
|
44
|
|
91-150
|
275
|
440-590
|
20
|
44
|
DIN 17175 13CrMo44 steel typical applications
High-temperature structural steel: Collectors, water boiler and superheater tubes (530℃).
Corresponding steel grades to DIN 17175 13CrMo44
Brand Name |
Ravne No.
|
Mat. No.
|
DIN
|
EN
|
AISI
|
|
13CRMO44
|
762
|
1.7335
|
13CrMo44
|
13CrMo4-5
|
A 182 Grade F11
|
DIN 17175 13CrMo44 steel delivery conditions:
Soft Annealing: Heat to 680-720℃, cool slowly in furnace.
Tempering: Tempering temperature: 650-720℃
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