DIN 1.3255

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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
Steel Grades	Tool 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 R_p0.2 (MPa)	Tensile R_m (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

No Curve

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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