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309H

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SA-814 S30908 A 182 F 309H
#309H #S30909

Description

USA UNS SAE J 405 (1998) , 309H Specialsteel Chemical compositions of SAE wrought stainless steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 309H
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 309H Austenite UNS USA Chemical compositions of SAE wrought stainless steels

Chemical composition(mass fraction)(wt.%) of the 309H

C Si Mn P S Cr Ni
≤0.08 ≤0.75 ≤2.00 ≤0.045 ≤0.030 22.0 -24.0 12.0 -15.0

Mechanical Properties of steel grade 309H

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)
241 (≥) 577 (≥) 11 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade 309H

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 - -     0.42 -  
588 434 - 43.3 434   -  
368 - 33 41.2   311 322

Heat Treatment of steel grade 309H

Heat treated : 1764°C - 1978°C

Technological Curves of steel grade 309H

Cross Reference Table (Equivalent Grade) of 309H

Grade Standard Country Application
309HD
309HCb
309H
309HCb
TP309H
TP309HCb
TP309H
TP309HCb
TP309H
TP309HCb
S30909
S30909
S30909
S30909
S30909

Relevant standard of 309H

SAE J 405 (1998) Chemical compositions of SAE wrought stainless steels SAE-J-405--(1998)-.pdf
SA-814 S30908 A 182 F 309H
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