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IS 7806 Grade 2A

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India IS IS7806Grade2A Martensitic and austenitic high alloy steel castings for high temperature service and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: IS7806Grade2A / IS 7806 Grade 2A
Category Grade Standard Region/Area Standard Content
Metals IS 7806 Grade 2A IS 7806 India Martensitic and austenitic high alloy steel castings for high temperature service

Chemical composition(mass fraction)(wt.%) of the IS 7806 Grade 2A

Element Min Max Similar
Si - 2.0000 -
S - 0.0400 -
P - 0.0400 -
Ni 8.0000 12.0000 -
Mn - 1.5000 -
Cr 17.0000 21.0000 -
C - 0.0300 -

Mechanical Properties of steel grade IS 7806 Grade 2A

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)
652 (≥) 152 (≥) 14 12 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade IS 7806 Grade 2A

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
23 - -     0.31 -  
455 622 - 31.3 114   -  
398 - 41 14.2   114 224

Heat Treatment of steel grade IS 7806 Grade 2A

Heat treated : 1625°C - 1614°C

Technological Curves of steel grade IS 7806 Grade 2A

Cross Reference Table (Equivalent Grade) of IS 7806 Grade 2A

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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