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SA-705 Type XM-12

Description

USA AMS SA-705/SA-705M, SA-705 Type XM-12 Specialsteel Specification for Age-Hardening Stainless Steel Forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-705 Type XM-12
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-705 Type XM-12 Precipitation-Hardening AMS USA Specification for Age-Hardening Stainless Steel Forgings

Chemical composition(mass fraction)(wt.%) of the SA-705 Type XM-12

C Mn Si P S Cr Ni Mo Cu Nb
≤0.07 ≤1.00 ≤1.00 ≤0.04 ≤0.03 14.00 -15.50 3.50 -5.50 ≤ ≥ 2.50 -4.50 0.15 -0.45

Mechanical Properties of steel grade SA-705 Type XM-12

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)
559 (≥) 551 (≥) 14 32 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade SA-705 Type XM-12

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
13 - -     0.23 -  
677 724 - 14.3 113   -  
434 - 33 22.2   321 411

Heat Treatment of steel grade SA-705 Type XM-12

Heat treated : 1771°C - 1713°C

Technological Curves of steel grade SA-705 Type XM-12

Cross Reference Table (Equivalent Grade) of SA-705 Type XM-12

Relevant standard of SA-705 Type XM-12

SA-705/SA-705M Specification for Age-Hardening Stainless Steel Forgings SA-705-SA-705M.pdf

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