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A688 S30403

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America ASTM A688S30403 焊接的奥氏体不锈钢给水加热器管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A688S30403 / A688 S30403
Category Grade Standard Region/Area Standard Content
Metals A688 S30403 ASTM A688/A688M America 焊接的奥氏体不锈钢给水加热器管

Chemical composition(mass fraction)(wt.%) of the A688 S30403

Element Min Max Similar
Si - 0.7500 -
S - 0.0300 -
P - 0.0400 -
Ni 8.0000 13.0000 -
Mn - 2.0000 -
Cr 18.0000 20.0000 -
C - 0.0350 -

Mechanical Properties of steel grade A688 S30403

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)
193 (≥) 886 (≥) 11 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade A688 S30403

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 - -     0.12 -  
489 524 - 34.3 312   -  
469 - 41 41.2   221 341

Heat Treatment of steel grade A688 S30403

Heat treated : 1371°C - 1287°C

Technological Curves of steel grade A688 S30403

Cross Reference Table (Equivalent Grade) of A688 S30403

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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