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K510 A32
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Description

Romania STAS/SR A Structural steel and A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: A
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel A STAS/SR Romania Structural steel
R52
12MoCr22
I2MoCr50
12VMoCr10
14CrMo4
16Mo3
16Mo5
K410
K460
K510

Chemical composition(mass fraction)(wt.%) of the A

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.23 Min 0.35 Min 2.5xC 0.050 0.050 0.30 Max 0.30 0.30

Mechanical Properties of steel grade A

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)
589 (≥) 411 (≥) 14 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade A

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
33 - -     0.32 -  
861 628 - 44.3 232   -  
165 - 33 42.2   311 413

Heat Treatment of steel grade A

Heat treated : 1888°C - 1283°C

Technological Curves of steel grade A

Cross Reference Table (Equivalent Grade) of A

Grade Standard Country Application
Q255 A China Engineering and welding
ASTM 1030 ASTM USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
ASTM 1008 ASTM USA General use carbon steel bar
ASTM 1010 ASTM USA General use carbon steel bar
ASTM 1013 ASTM USA General use carbon steel bar
ASTM 1015 ASTM USA General use carbon steel bar
ASTM 1016 ASTM USA General use carbon steel bar
ASTM 1017 ASTM USA General use carbon steel bar
ASTM 1018 ASTM USA General use carbon steel bar
ASTM 1019 ASTM USA General use carbon steel bar
ASTM 1020 ASTM USA General use carbon steel bar
ASTM 1021 ASTM USA General use carbon steel bar
7Mn15Cr2A13V2WMo China Alloy tool steel - Without magnetic steel mold
SM2CrNi3MoAl1S China Plastic mould with flat steel
W6Mo5Cr4V2Al China High-speed tool steel
YG6A China Hard alloy tungsten cobalt class
YG8A China Hard alloy tungsten cobalt class
ASTM W1-A ASTM USA Carbon tool steel
K510 A32
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