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A887 304B4

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America ASTM A887304B4 核能设备用经硼酸处理的不锈钢板、薄板及带材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A887304B4 / A887 304B4
Category Grade Standard Region/Area Standard Content
Metals A887 304B4 ASTM A887 America 核能设备用经硼酸处理的不锈钢板、薄板及带材

Chemical composition(mass fraction)(wt.%) of the A887 304B4

Element Min Max Similar
C - 0.0800 -
Mn - 2.0000 -
P - 0.0450 -
S - 0.0300 -
Si - 0.7500 -
Cr 18.0000 20.0000 -
Ni 12.0000 15.0000 -
B 1.0000 1.2400 -
N - 0.1000 -

Mechanical Properties of steel grade A887 304B4

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)
645 (≥) 559 (≥) 44 41 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade A887 304B4

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
41 - -     0.12 -  
827 533 - 34.3 221   -  
165 - 12 22.2   411 112

Heat Treatment of steel grade A887 304B4

Heat treated : 1542°C - 1511°C

Technological Curves of steel grade A887 304B4

Cross Reference Table (Equivalent Grade) of A887 304B4

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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