303 Pb

303 Pb Stainless Steels to SAE AMS 5635F (2006)

303 Pb - Specification & Application

  • SAE AMS 5635F (2006) - Steel, Corrosion-Resistant, Bars, Wire, and Forgings 18Cr - 9Ni - 0.21Pb (303Pb) Free-Machining, Solution Heat Treated
  • SAE J 405 (1998) - Chemical compositions of SAE wrought stainless steels

Steel, Corrosion-Resistant, Bars, Wire, and Forgings 18Cr - 9Ni - 0.21Pb (303Pb) Free-Machining, Solution Heat Treated

Chemical composition(wt.%) of 303 Pb grade: to SAE AMS 5635F (2006)

Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.15
Si - 1.00
Mn - 2.00
P - 0.04
S 0.12 0.25
Cr 17.0 19.0
Ni 8.00 10.0
Mo - 0.60
Pb 0.12 0.30

303 Pb - Detail

Steel, Corrosion-Resistant, Bars, Wire, and Forgings 18Cr - 9Ni - 0.21Pb (303Pb) Free-Machining, Solution Heat Treated

Mechanical properties of grade 303 Pb SAE AMS 5635F (2006)

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)
414 (≥) 152 (≥) 24 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical properties of grade 303 Pb SAE AMS 5635F (2006)

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
789 (≥) 958 (≥) 14 23 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 343
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
912 379 169

Equivalent Grade

1 303 Pb 2 303Pb 3 XM-3 4 S30360

Equivalent Products

Product shapes we supply:

We can customize the production of 303 Pb grade, contact us for the best solution.
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