F836 Class A1-70 S20300 Stainless Steels to F 836M (2002)

F836 Class A1-70 S20300 - Specification & Application

  • F 836M (2002) - Standard Specification for Style 1 Stainless Steel Metric Nuts (Metric)

Standard Specification for Style 1 Stainless Steel Metric Nuts (Metric)

Chemical composition(wt.%) of F836 Class A1-70 S20300 grade: to F 836M (2002)

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

F836 Class A1-70 S20300 - Detail

Standard Specification for Style 1 Stainless Steel Metric Nuts (Metric)

Mechanical properties of grade F836 Class A1-70 S20300 F 836M (2002)

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)
597 (≥) 945 (≥) 11 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical properties of grade F836 Class A1-70 S20300 F 836M (2002)

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
391 (≥) 266 (≥) 43 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 412
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
126 319 911

Equivalent Products

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