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DIN 1.3255

Description

DIN DIN 1.3255 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: DIN 1.3255
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel DIN 1.3255 DIN
DIN 1.2510
DIN 1.2550
DIN 1.2581
DIN 1.2606
DIN 1.2625
DIN 1.2735
DIN 1.2842
DIN 1.3202
DIN 1.3246
DIN 1.3249

Chemical composition(mass fraction)(wt.%) of the DIN 1.3255

Element Weight %
C 0.70-0.80
Mn 0.10-0.40
Si 0.20-0.40
Cr 3.75-4.50
Ni 0.3
Mo 0.40-1.00
W 17.50-19.00
V 0.80-1.20
Co 4.25-5.75
Cu 0.25
P 0.03
S 0.03

Mechanical Properties of steel grade DIN 1.3255

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
392 (≥) 632 (≥) 22 13 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade DIN 1.3255

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
12 - -     0.32 -  
769 252 - 41.3 412   -  
529 - 23 43.2   433 124

Heat Treatment of steel grade DIN 1.3255

Heat treated : 1728°C - 1822°C

Technological Curves of steel grade DIN 1.3255

Cross Reference Table (Equivalent Grade) of DIN 1.3255

Grade Standard Country Application
Q195 China Engineering and welding
Q215 China Engineering and welding
Q215 B China Engineering and welding
Q235 China Engineering and welding
Q235 B China Engineering and welding
Q235 C China Engineering and welding
Q235 D China Engineering and welding
Q255 A China Engineering and welding
Q255 B China Engineering and welding
Q275 China Engineering and welding
Q235q C China Bridge structure with steel
Q235q D China Bridge structure with steel
Q345q E China Bridge structure with steel
Q345q C China Bridge structure with steel
ASTM 1030 ASTM USA General use carbon steel bar
UNS G10300 UNS USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
UNS G10050 UNS USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
UNS G10060 UNS USA General use carbon steel bar

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