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IS 3444 Grade 20

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India IS IS3444Grade20 Corrosion Resistant High Alloy Steel And Nickel Base Castings for General Applications - Specification and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: IS3444Grade20 / IS 3444 Grade 20
Category Grade Standard Region/Area Standard Content
Metals IS 3444 Grade 20 IS 3444 India Corrosion Resistant High Alloy Steel And Nickel Base Castings for General Applications - Specification

Chemical composition(mass fraction)(wt.%) of the IS 3444 Grade 20

Element Min Max Similar
Si - 3.0000 -
S - 0.0300 -
P - 0.0300 -
Ni - - -
Mn - 1.5000 -
Fe - 11.0000 -
Cr 14.0000 17.0000 -
C - 0.4000 -

Mechanical Properties of steel grade IS 3444 Grade 20

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)
418 (≥) 436 (≥) 41 22 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade IS 3444 Grade 20

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
11 - -     0.14 -  
321 786 - 42.3 443   -  
416 - 41 14.2   413 433

Heat Treatment of steel grade IS 3444 Grade 20

Heat treated : 1149°C - 1699°C

Technological Curves of steel grade IS 3444 Grade 20

Cross Reference Table (Equivalent Grade) of IS 3444 Grade 20

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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