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A240 310HNb

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America ASTM A240310HNb 压力容器用耐热铬和铬镍不锈钢厚板、薄板和带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A240310HNb / A240 310HNb
Category Grade Standard Region/Area Standard Content
Metals A240 310HNb ASTM A240/A240M America 压力容器用耐热铬和铬镍不锈钢厚板、薄板和带

Chemical composition(mass fraction)(wt.%) of the A240 310HNb

Element Min Max Similar
Ni 19.0000 22.0000 -
Cr 24.0000 26.0000 -
P - 0.0450 -
S - 0.0300 -
Mn - 2.0000 -
Si - 0.7500 -
C 0.0400 0.1000 -

Mechanical Properties of steel grade A240 310HNb

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)
881 (≥) 513 (≥) 22 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade A240 310HNb

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
21 - -     0.33 -  
978 384 - 41.3 332   -  
315 - 14 12.2   243 411

Heat Treatment of steel grade A240 310HNb

Heat treated : 1492°C - 1283°C

Technological Curves of steel grade A240 310HNb

Cross Reference Table (Equivalent Grade) of A240 310HNb

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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