317,317L,1.4449,1.4438

Stainless Steel SS 317 / 317L


AISI

317 / 317L

UNS

S31700 / S31703

Werkstoff Nr.

1.4449 / 1.4438


Mechanical & Physical Properties


Density

8.0 g/cm3

Melting Point

1454 °C (2650 °F)

Tensile Strength

Psi – 75000 , MPa – 515

Yield Strength (0.2%Offset)

Psi – 30000 , MPa – 205

Elongation

35 %


 Composition of 317/317L tubing and pipe


Grade

317

317L

UNS Designation

S31700

S31703

 Carbon (C) Max.

0.08

0.035*

Manganese (Mn) Max.

2.00

2.00

Phosphorous (P) Max.

0.040

0.04

Sulphur (S) Max.

0.03

0.03

Silicon (Si) Max.

1.00

1.00

Chromium (Cr)

18.0–20.0

18.0–20.0

Nickel (Ni)

11.0–14.0

11.0–15.0

Molybdenum (Mo)

3.0–4.0

3.0–4.0

Nitrogen (N)



Iron (Fe)

Bal.

Bal.

Other Elements





317,317L,1.4449,1.4438

Stainless Steel SS 317 / 317L


AISI

317 / 317L

UNS

S31700 / S31703

Werkstoff Nr.

1.4449 / 1.4438


Mechanical & Physical Properties


Density

8.0 g/cm3

Melting Point

1454 °C (2650 °F)

Tensile Strength

Psi – 75000 , MPa – 515

Yield Strength (0.2%Offset)

Psi – 30000 , MPa – 205

Elongation

35 %


 Composition of 317/317L tubing and pipe


Grade

317

317L

UNS Designation

S31700

S31703

 Carbon (C) Max.

0.08

0.035*

Manganese (Mn) Max.

2.00

2.00

Phosphorous (P) Max.

0.040

0.04

Sulphur (S) Max.

0.03

0.03

Silicon (Si) Max.

1.00

1.00

Chromium (Cr)

18.0–20.0

18.0–20.0

Nickel (Ni)

11.0–14.0

11.0–15.0

Molybdenum (Mo)

3.0–4.0

3.0–4.0

Nitrogen (N)



Iron (Fe)

Bal.

Bal.

Other Elements