Description

Chemical Composition (wt %, max unless range given)
C Mn P S Si Cr Ni
<=0.08 <=2.00 <=0.045 <=0.030 <=1.00 22.0-24.0 12.0-15.0
Mechanical Properties (annealed tube)
Tensile Strength Yield Strength Elongation Reduction of Area Hardness
>=515 MPa >=205 MPa >=40 % >=50 % <=217 HB
Physical Properties (typical)
Density Melting Point Thermal Expansion Thermal Conductivity Modulus of Elasticity
7.98 g/cm3 1398-1453 °C 14.9 μm/m·°C 15.0 W/m·°C 200 GPa

309S Stainless Steel Coil

Low-carbon 309 variant coil; carbon content ≤0.08; superior weldability and intergranular corrosion resistance for welded furnace curtain and muffler shells.

Chemical Composition (wt %, max unless range given)
C Mn P S Si Cr Ni
<=0.08 <=2.00 <=0.045 <=0.030 <=1.00 22.0-24.0 12.0-15.0
Mechanical Properties (annealed tube)
Tensile Strength Yield Strength Elongation Reduction of Area Hardness
>=515 MPa >=205 MPa >=40 % >=50 % <=217 HB
Physical Properties (typical)
Density Melting Point Thermal Expansion Thermal Conductivity Modulus of Elasticity
7.98 g/cm3 1398-1453 °C 14.9 μm/m·°C 15.0 W/m·°C 200 GPa