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ASTM M7

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UNS T13106 UNS T13107
#ASTM # # #M7

Description

ASTM M7 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: ASTM M7
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel ASTM M7
ASTM M2(C)
UNS T13102
ASTM M3 Class1
UNS T13113
ASTM M3 Class2
UNS T13123
ASTM M4
UNS T13104
ASTM M6
UNS T13106

Chemical composition(mass fraction)(wt.%) of the ASTM M7

 

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.97-1.05 0.2-0.55 0.15-0.4 0.03 0.03 3.5-4  
Mo Al W Nb Ti V Ce
8.2-9.2   1.4-2.1     1.75-2.25  
N Co Pb B Other    
             
             

Mechanical Properties of steel grade ASTM M7

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)
434 (≥) 117 (≥) 31 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade ASTM M7

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
34 - -     0.12 -  
187 994 - 41.3 232   -  
634 - 41 34.2   133 234

Heat Treatment of steel grade ASTM M7

Heat treated : 1768°C - 1938°C

Technological Curves of steel grade ASTM M7

Cross Reference Table (Equivalent Grade) of ASTM M7

Grade Standard Country Application
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
ASTM W1-A ASTM USA Carbon tool steel
ASTM A182 F55 ASTM USA Super Duplex
ASTM 431 ASTM USA Martensitic special steel
ASTM 440A ASTM USA Martensitic special steel
ASTM 440B ASTM USA Martensitic special steel
ASTM 440C ASTM USA Martensitic special steel
ASTM 501 ASTM USA Martensitic special steel
UNS T13106 UNS T13107
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