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SA-369 FP21

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America ASME SA-369FP21 高温钻孔锻造碳和铁素体合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-369FP21 / SA-369 FP21
Category Grade Standard Region/Area Standard Content
Metals SA-369 FP21 ASME SA-369/SA-369M America 高温钻孔锻造碳和铁素体合金钢

Chemical composition(mass fraction)(wt.%) of the SA-369 FP21

Element Min Max Similar
Si - 0.5000 -
S - 0.0250 -
P - 0.0250 -
Mo 0.8000 1.0600 -
Mn 0.3000 0.6000 -
Cr 2.6500 3.3500 -
C 0.0500 0.1500 -

Mechanical Properties of steel grade SA-369 FP21

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)
889 (≥) 981 (≥) 34 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade SA-369 FP21

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
31 - -     0.42 -  
749 712 - 32.3 322   -  
666 - 21 22.2   413 223

Heat Treatment of steel grade SA-369 FP21

Heat treated : 1395°C - 1392°C

Technological Curves of steel grade SA-369 FP21

Cross Reference Table (Equivalent Grade) of SA-369 FP21

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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