S20300 Stainless Steels

S20300 - Specification & Application

Austenitic Chromium Manganese Nickel Copper Free Machining Stainless Steel

Chemical composition(wt.%) of S20300 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Mn 5.00 6.50
Si - 1.00
P - 0.04
S 0.18 0.35
Cr 16.00 18.00
Ni 5.00 6.00
Mo - 0.50
Cu 1.75 2.25

S20300 - Detail

Austenitic Chromium Manganese Nickel Copper Free Machining Stainless Steel

Mechanical properties of grade S20300

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)
884 (≥) 882 (≥) 14 12 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical properties of grade S20300

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
937 (≥) 636 (≥) 11 41 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 242
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
132 268 813

Equivalent Products

We can customize the production of S20300 grade, contact us for the best solution.
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