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Grade 19Q

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India IS Grade19Q Carbon and Low Alloy Steel Investment Castings for General Applications - Specification and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Grade19Q / Grade 19Q
Category Grade Standard Region/Area Standard Content
Metals Grade 19Q IS 10343 India Carbon and Low Alloy Steel Investment Castings for General Applications - Specification

Chemical composition(mass fraction)(wt.%) of the Grade 19Q

Element Min Max Similar
V 0.1500 - -
Si 0.2000 0.8000 -
S - 0.0450 -
P - 0.0400 -
Mn 0.6500 0.9500 -
Cr 0.8000 1.1000 -
C 0.4500 0.5500 -

Mechanical Properties of steel grade Grade 19Q

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)
197 (≥) 246 (≥) 13 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade Grade 19Q

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 - -     0.31 -  
865 831 - 12.3 131   -  
131 - 24 21.2   142 113

Heat Treatment of steel grade Grade 19Q

Heat treated : 1282°C - 1677°C

Technological Curves of steel grade Grade 19Q

Cross Reference Table (Equivalent Grade) of Grade 19Q

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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