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B.S. 530 M 40

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B.S. 530 M 40 B.S. 640 M 40
#B.S. # #530

Description

BS B.S. 530 M 40 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: B.S. 530 M 40
Category Type Steel Grade Standard Country Application
Steel GradesAlloy Steel B.S. 530 M 40 BS
B.S. 3111 Type 6
B.S. 530 A 30
B.S. 530 A 32
B.S. 530 A 36
B.S. 530 A 40
B.S. 530 H 32
B.S. 530 H 36
B.S. 530 H 40
B.S. 530 I-I 30
B.S. 530 M 40

Chemical composition(mass fraction)(wt.%) of the B.S. 530 M 40

Element Weight %
C 0.38-0.43
Mn 0.70-0.90
P 0.035 (max)
S 0.04 (max)
Si 0.15-0.30
Cr 0.70-0.90

Mechanical Properties of steel grade B.S. 530 M 40

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)
496 (≥) 926 (≥) 13 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade B.S. 530 M 40

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
44 - -     0.24 -  
413 519 - 11.3 422   -  
575 - 44 33.2   132 324

Heat Treatment of steel grade B.S. 530 M 40

Heat treated : 1918°C - 1536°C

Technological Curves of steel grade B.S. 530 M 40

Cross Reference Table (Equivalent Grade) of B.S. 530 M 40

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
B.S. 530 M 40 B.S. 640 M 40
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
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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