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SA-748 Class 200

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America ASME SA-748Class200 Statically Cast Chilled White Iron-Gray Iron Dual Metal Rolls for Pressure Vessel Use and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-748Class200 / SA-748 Class 200
Category Grade Standard Region/Area Standard Content
Metals SA-748 Class 200 ASME SA-748/SA-748M America Statically Cast Chilled White Iron-Gray Iron Dual Metal Rolls for Pressure Vessel Use

Chemical composition(mass fraction)(wt.%) of the SA-748 Class 200

Element Min Max Similar
S - 0.1200 -
P - 0.2500 -

Mechanical Properties of steel grade SA-748 Class 200

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)
944 (≥) 898 (≥) 24 41 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade SA-748 Class 200

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 - -     0.21 -  
692 519 - 13.3 321   -  
441 - 34 41.2   423 214

Heat Treatment of steel grade SA-748 Class 200

Heat treated : 1157°C - 1527°C

Technological Curves of steel grade SA-748 Class 200

Cross Reference Table (Equivalent Grade) of SA-748 Class 200

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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