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Description

Alloy 31 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: Alloy 31
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy Alloy 31
AL 304L
AL332Mo
AL 425 mod
AL 433
AL 436S
AL 441
AL 441HP
AL-6X
AL-6XN
Allcorr

Chemical composition(mass fraction)(wt.%) of the Alloy 31

C
Si
Mn
P
S
Cr Ni
0.015 0.05 2.00 0.03 0.005 26.0-28.0 30.0-32.0
Mo Al Cu Nb Ti V Ce
6.0-7.0   1.00-1.40        
N Co Pb B Other    
0.15-0.25       Fe...    
             

Mechanical Properties of steel grade Alloy 31

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)
159 (≥) 712 (≥) 32 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade Alloy 31

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
11 - -     0.43 -  
761 345 - 21.3 411   -  
611 - 41 11.2   242 333

Heat Treatment of steel grade Alloy 31

Heat treated : 1146°C - 1274°C

Technological Curves of steel grade Alloy 31

Cross Reference Table (Equivalent Grade) of Alloy 31

Grade Standard Country Application
Vicalloy AISI USA Martensitic special steel
Alloy 52 SAE USA Alloy 52 is a 50.50% nickel-iron alloy developed for glass-to-metal seals for some of the soft glasses and some ceramics. The alloy’s rate of thermal expansion is virtually constant to a temperature of about 1050°F (565°C).
Alloy 713C ASTM USA HIGH-TEMPERATURE HIGH-STRENGTH NICKEL BASE ALLOYS,CAST ALLOYS
Alloy 713LC ASTM USA HIGH-TEMPERATURE HIGH-STRENGTH NICKEL BASE ALLOYS,CAST ALLOYS
T31501 UNS USA Alloy tool steel
T31506 UNS USA Alloy tool steel
T31507 UNS USA Alloy tool steel
T11313 UNS USA Molybdenum series High-speed tool steel
T11310 UNS USA Molybdenum series High-speed tool steel
Stellite 31 Stellite alloy
31CrV3 DIN Germany Cold working alloy tool steel
1.2311 DIN Germany Cold working alloy tool steel
1.2312 DIN Germany Cold working alloy tool steel
1.2316 DIN Germany Cold working alloy tool steel
1.2319 DIN Germany Cold working alloy tool steel
1.2631 DIN Germany Cold working alloy tool steel
1.2313 DIN Germany Hot working alloy tool steel
1.2731 DIN Germany Hot working alloy tool steel
1.3318 DIN Germany High-speed tool steel
SKS31 JIS Japan Cold Work Die Steel

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