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OL37.2

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OL37.1 OL37.3
#OL37 #2

Description

Romania STAS/SR OL37.2 Structural steel and OL37.2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OL37.2
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OL37.2 STAS/SR Romania Structural steel
ASTM A335 GRADE P11
ASTM A335 GRADE P22
ASTM A335 GRADE P5
ASTM A335 GRADE P9
ASTM A335 GRADE P91
ASTM A335 GRADE P92
OL30
OL32.1
OL34.1
OL37.1

Chemical composition(mass fraction)(wt.%) of the OL37.2

C(％) Mn(％) P(％) S(％)
0.18 0.80 0.050 0.050

Mechanical Properties of steel grade OL37.2

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)
549 (≥) 584 (≥) 43 41 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade OL37.2

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 - -     0.43 -  
915 133 - 24.3 143   -  
569 - 41 32.2   441 242

Heat Treatment of steel grade OL37.2

Heat treated : 1727°C - 1311°C

Technological Curves of steel grade OL37.2

Cross Reference Table (Equivalent Grade) of OL37.2

Grade Standard Country Application
OL37.1 STAS/SR Romania Structural steel
OL37.2 STAS/SR Romania Structural steel
OL37.3 STAS/SR Romania Structural steel
OL37q STAS/SR Romania Structural steel
OL37q STAS/SR Romania Alloy structural steel
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
UNS G10120 UNS USA General use carbon steel bar
ASTM 1020 ASTM USA General use carbon steel bar
UNS G10200 UNS USA General use carbon steel bar
UNS G10210 UNS USA General use carbon steel bar
OL37.1 OL37.3
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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