A 511 29-4-2 Stainless Steels to A 511/A 511M (2012)

A 511 29-4-2 - Specification & Application

  • A 511/A 511M (2012) - Seamless Stainless Steel Mechanical Tubing

Seamless Stainless Steel Mechanical Tubing

Chemical composition(wt.%) of A 511 29-4-2 grade: to A 511/A 511M (2012)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.01
Si - 0.20
Mn - 0.30
P - -
S - -
Ni - 0.15
Cr 28.00 30.00
Al - -
Cu - 0.15
Ti - -
Fe - -
N - 0.02
Mo 3.50 4.20

A 511 29-4-2 - Detail

Seamless Stainless Steel Mechanical Tubing

Mechanical properties of grade A 511 29-4-2 A 511/A 511M (2012)

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)
829 (≥) 436 (≥) 23 24 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical properties of grade A 511 29-4-2 A 511/A 511M (2012)

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
917 (≥) 739 (≥) 32 32 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 443
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
689 624 741

Equivalent Products

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