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SA-874

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America ASME SA-874 Standard Specification for Frerrtic Ductile Iron Castings Suitable for Low-Temperature Service and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-874 / SA-874
Category Grade Standard Region/Area Standard Content
Metals SA-874 ASME SA-874/SA-874M America Standard Specification for Frerrtic Ductile Iron Castings Suitable for Low-Temperature Service

Chemical composition(mass fraction)(wt.%) of the SA-874

Element Min Max Similar
C 3.0000 3.7000 -
P - 0.0300 -
Si 1.2000 2.3000 -
Ni - 1.0000 -
Cr - 0.0700 -
Cu - 0.1000 -
Mg - 0.0700 -
CEV - 4.5000 -

Mechanical Properties of steel grade SA-874

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)
849 (≥) 715 (≥) 33 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade SA-874

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
14 - -     0.13 -  
584 131 - 43.3 324   -  
524 - 34 42.2   331 313

Heat Treatment of steel grade SA-874

Heat treated : 1229°C - 1723°C

Technological Curves of steel grade SA-874

Cross Reference Table (Equivalent Grade) of SA-874

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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