316L Stainless Steels to MIL-P-1144D

316L - Specification & Application

  • MIL-P-1144D - Pipe, corrosion-resistant, stainless steel, seamless or welded
  • MIL-T-8973 - Tubing, steel, corrosion and heat resistant, for aerospace vehicle hydraulic systems assembled by brazing

Pipe, corrosion-resistant, stainless steel, seamless or welded

Chemical composition(wt.%) of 316L grade: to MIL-P-1144D

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.035
Cr 16.0 18.0
Ni 10.0 14.0
Mo 2.00 3.00
N - 0.10

316L - Detail

Pipe, corrosion-resistant, stainless steel, seamless or welded

Mechanical properties of grade 316L MIL-P-1144D

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)
296 (≥) 152 (≥) 24 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical properties of grade 316L MIL-P-1144D

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
355 (≥) 353 (≥) 12 31 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
299 592 552

Equivalent Products

We can customize the production of 316L grade, contact us for the best solution.
sales@specificsteel.com