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H18

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Poland PN H18 Corrosion resisting steel (stainless steel and acid resistant steel) . Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: H18 / H18
Category Grade Standard Region/Area Standard Content
Metals H18 PN H86020 Poland Corrosion resisting steel (stainless steel and acid resistant steel) . Grades

Chemical composition(mass fraction)(wt.%) of the H18

Element Min Max Similar
Si - 0.8000 -
S - 0.0300 -
P - 0.0400 -
Ni - 0.6000 -
Mn - 0.8000 -
Cr 17.0000 19.0000 -
C 0.9000 1.0500 -

Mechanical Properties of steel grade H18

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)
718 (≥) 481 (≥) 23 34 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade H18

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
14 - -     0.14 -  
255 889 - 21.3 314   -  
737 - 14 44.2   242 131

Heat Treatment of steel grade H18

Heat treated : 1145°C - 1839°C

Technological Curves of steel grade H18

Cross Reference Table (Equivalent Grade) of H18

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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