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SCMQ 4V

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Japan JIS SCMQ4V 高温高强度铬钼和铬钼钒压力容器用合金钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SCMQ4V / SCMQ 4V
Category Grade Standard Region/Area Standard Content
Metals SCMQ 4V JIS G4110 Japan 高温高强度铬钼和铬钼钒压力容器用合金钢板

Chemical composition(mass fraction)(wt.%) of the SCMQ 4V

Element Min Max Similar
V 0.2300 0.3700 -
Ti - 0.0450 -
Si - 0.1300 -
S - 0.0150 -
P - 0.0150 -
Ni - 0.4300 -
Nb - 0.0800 -
Mo 0.8500 1.1500 -
Mn 0.2700 0.6300 -
La+Ce - 0.0150 -
Cu - 0.4300 -
Cr 1.8800 2.6200 -
Ca - 0.0150 -
C - 0.1700 -
B - 0.0030 -

Mechanical Properties of steel grade SCMQ 4V

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)
124 (≥) 239 (≥) 13 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade SCMQ 4V

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 - -     0.32 -  
196 844 - 41.3 321   -  
321 - 22 12.2   213 121

Heat Treatment of steel grade SCMQ 4V

Heat treated : 1435°C - 1438°C

Technological Curves of steel grade SCMQ 4V

Cross Reference Table (Equivalent Grade) of SCMQ 4V

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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Jiangyou Longhai Special Steel Co.,Ltd.

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