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A193 B8MLN Class 1

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America ASTM A193B8MLNClass1 高温或高压设备和其他特殊用途用合金钢和不锈钢螺栓材料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A193B8MLNClass1 / A193 B8MLN Class 1
Category Grade Standard Region/Area Standard Content
Metals A193 B8MLN Class 1 ASTM A193/A193M America 高温或高压设备和其他特殊用途用合金钢和不锈钢螺栓材料

Chemical composition(mass fraction)(wt.%) of the A193 B8MLN Class 1

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 10.0000 13.0000 -
N 0.1000 0.1600 -
Mo 2.0000 3.0000 -
Mn - 2.0000 -
Cr 16.0000 18.0000 -
C - 0.0300 -

Mechanical Properties of steel grade A193 B8MLN Class 1

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)
569 (≥) 798 (≥) 22 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade A193 B8MLN Class 1

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
22 - -     0.11 -  
622 949 - 44.3 114   -  
456 - 22 33.2   443 231

Heat Treatment of steel grade A193 B8MLN Class 1

Heat treated : 1924°C - 1943°C

Technological Curves of steel grade A193 B8MLN Class 1

Cross Reference Table (Equivalent Grade) of A193 B8MLN Class 1

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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