A 814 Grade TP 309 Stainless Steels to A 814/A 814M

A 814 Grade TP 309 - Specification & Application

  • A 814/A 814M - Cold-Worked Welded Austenitic Stainless Steel Pipe

Cold-Worked Welded Austenitic Stainless Steel Pipe

Chemical composition(wt.%) of A 814 Grade TP 309 grade: to A 814/A 814M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.20
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.03
Cr 22.0 24.0
Ni 12.0 15.0

A 814 Grade TP 309 - Detail

Cold-Worked Welded Austenitic Stainless Steel Pipe

Mechanical properties of grade A 814 Grade TP 309 A 814/A 814M

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
352 (≥) 397 (≥) 21 21 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical properties of grade A 814 Grade TP 309 A 814/A 814M

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
352 (≥) 675 (≥) 34 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 123
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
416 186 731

Equivalent Products

We can customize the production of A 814 Grade TP 309 grade, contact us for the best solution.
sales@specificsteel.com