Grades

304/304L

304/304L is a cost-efficient austenitic stainless steel which can be used in a wide range of applications. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS S30400, UNS S30403.

Mechanical Properties (In Annealed Condition)

PropertiesUnit of Measure304304L
Tensile Strengthksi75 min70 min
0.2% Yield Strengthksi30 min25 min
Elongation%40 min40 min
HardnessHV92 max92 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

Element304304L
CrChromium18.0-20.018.0-20.0
NiNickel8.0-10.58.0-12.0
MnManganese2.000 max2.000 max
SiSilicon0.750 max0.750 max
PPhosphorus0.045 max0.045 max
SSulfur0.030 max0.030 max
NNitrogen0.100 max0.100 max

304H

304H is a modification of 304 austenitic stainless steel with increased carbon content to allow for greater strength at higher temperatures. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS S30409.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of Measure304H
Tensile Strengthksi70 min
0.2% Yield Strengthksi30 min
Elongation%40 min
HardnessHV92 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

Element304H
CrChromium18.0-20.0
NiNickel8.0-10.5
MnManganese2.000 max
SiSilicon0.750 max
PPhosphorus0.045 max
CCarbon0.040-0.100
SSulphur0.030 max
NNitrogen0.100 max

310

310 offers moderate strength and corrosion resistance at high temperatures with its high chromium and medium nickel content. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS S31008, UNS S31009.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of Measure310
Tensile Strengthksi77 min
0.2% Yield Strengthksi32 min
Elongation%35 min
HardnessHV90 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

Element310
CrChromium24.0-26.0
NiNickel19.0-22.0
MoMolybdenum0.750 max
MnManganese2.000 max
SiSilicon0.750 max
PPhosphorus0.045 max
CCarbon0.080 max
SSulphur0.030 max
CuCopper0.500 max
FeIronBalance

316/316L

316/316L is an austenitic stainless steel with greater corrosion resistance in comparison to 304/304L. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of Measure316316L
Tensile Strengthksi75 min70 min
0.2% Yield Strengthksi30 min25 min
Elongation%40 min40 min
HardnessHV95 max95 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

Element316316L
CrChromium16.0-18.016.0-18.0
NiNickel10.0-14.010.0-14.0
MoMolybdenum2.00-3.002.00-3.00
MnManganese2.000 max2.000 max
SiSilicon0.750 max0.750 max

317L

317L is an austenitic stainless steel with higher corrosion resistance when compared to 316L. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS S31703.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of Measure317L
Tensile Strengthksi80 min
0.2% Yield Strengthksi35 min
Elongation%40 min
HardnessHV96 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

Element317L
CrChromium18.0-20.0
NiNickel11.0-15.0
MoMolybdenum3.0-4.0
MnManganese2.000 max
SiSilicon0.750 max
PPhosphorus0.045 max
CCarbon0.030 max
SSulphur0.030 max
NNitrogen0.100 max

321

321 is commonly used for service in the 1000-1600⁰ F temperature range, as it is stabilized with titanium. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS S32100.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of Measure321
Tensile Strengthksi75 min
0.2% Yield Strengthksi30 min
Elongation%40 min
HardnessHV95 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

Element321
CrChromium17.0-19.0
NiNickel9.0-12.0
MoMolybdenum0.750 max
MnManganese2.000 max
SiSilicon0.25-1.00
PPhosphorus0.040 max
CCarbon0.080 max
SSulfur0.030 max
NNitrogen0.100 max
CuCopper0.750 max
TiTitaniummin 5x(C+N), max 0.700
FeIronBalance

347H

347H has increased resistance to intergranular corrosion and is useful in strongly oxidizing environments due to the addition of niobium (formerly columbium). Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS S34709.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of Measure347H
Tensile Strengthksi75 min
0.2% Yield Strengthksi30 min
Elongation%40 min
HardnessHV92 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

Element347H
CrChromium17.0-19.0
NiNickel9.0-13.0
MnManganese2.000 max
SiSilicon0.750 max
PPhosphorus0.045 max
CCarbon0.04-0.08
SSulfur0.030 max
Nb + TaNiobium + TantalumMin 10XC, max 1.0
FeIronBalance

Alloy 20

Alloy 20 utilizes its nickel, chromium, molybdenum and copper components to provide superior corrosion resistance. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS N08020.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 20
Tensile Strengthksi80 min
0.2% Yield Strengthksi35 min
Elongation%30 min
HardnessHV95 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 20
CrChromium19.0-21.0
NiNickel32.5-35.0
MoMolybdenum2.0-3.0
MnManganese2.000 max
SiSilicon1.000 max
PPhosphorus0.035 max
CCarbon0.060 max
SSulfur0.035 max
CuCopper3.0-4.0
Nb + TaNiobium + Tantalum8xC 1.0 min
FeIronBalance

Alloy 400

  • UNS N04400
  • WERKSTOFF 2.4360 / 2.4361

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 400
Tensile Strengthksi80
0.2% Yield Strengthksi40
Elongation%45
HardnessHV140

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 400
NiNickel63.00% min
CuCopper28%-34% max
FeIron2.50% max
MnManganese2.00% max
SiSilicon0.50% max
CCarbon0.30% max
SSulfur0.02% max

Alloy 600

  • UNS N06600
  • WERKSTOFF 2.4816

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 600
Tensile Strengthksi100
0.2% Yield Strengthksi40
Elongation%40
HardnessHV170

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 600
NiNickel72.00% min
CrChromium14.00%-17.00% max
FeIron6.00%-10.00% max
MnManganese1.00% max
SiSilicon0.50% max
CuCopper0.50% max
CCarbon0.15% max
SSulfur0.01% max

Alloy 601

  • UNS N06601
  • WERKSTOFF 2.4851

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 601
Tensile Strengthksi95
0.2% Yield Strengthksi40
Elongation%50
HardnessHV145

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 601
NiNickel58.00%-63.00%
CrChromium21.00%-25.00%
FeIronBalance
AlAluminum1.00%-1.70%
MnManganese1.00% max
CuCopper1.00% max
SiSilicon0.50% max
CCarbon0.10% max
SSulfur0.01% max

Alloy 625

  • UNS N06625
  • WERKSTOFF 2.4856

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 625
Tensile Strengthksi125
0.2% Yield Strengthksi70
Elongation%50
HardnessHV200

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 625
NiNickel58.00% min
CrChromium20.00%-23.00%
MoMolybdenum8.00%-10.00%
FeIron5.00% max
Nb + TaNiobium + Tantalum3.15%-4.15%
CoCobalt1.00% max
MnManganese0.50% max
SiSilicon0.50% max
AlAluminum0.40% max
TiTitanium0.40% max
CCarbon0.10% max
SSulfur0.01% max
PPhosphorus0.01% max

Alloy 800H/HT

  • UNS N08810
  • WERKSTOFF 1.4958

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 800H
Tensile Strengthksi80
0.2% Yield Strengthksi35
Elongation%45
HardnessHV145

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 800H
FeIron39.50% min
NiNickel30.00%-35.00%
CrChromium19.00%-23.00%
MnManganese1.50% max
SiSilicon1.00% max
CuCopper0.75% max
Al + TiAluminum0.30%-1.20%
TiTitanium0.15%-0.60%
AlAluminum0.15%-0.60%
CCarbon0.05%-0.10%
SSulfur0.01% max

Alloy 800HT

  • UNS N08811
  • WERKSTOFF 1.4876 / 1.4959

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 800HT
Tensile Strengthksi80
0.2% Yield Strengthksi35
Elongation%45
HardnessHV145

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 800H
FeIron39.50% min
NiNickel30.00%-35.00%
CrChromium19.00%-23.00%
MnManganese1.50% max
SiSilicon1.00% max
Al + TiAluminum0.85%-1.20%
CuCopper0.75% max
CCarbon0.06%-0.10%
TiTitanium0.25%-0.60%
AlAluminum0.25%-0.60%
SSulfur0.01% max

Alloy 825

  • UNS N08825
  • WERKSTOFF 2.4858

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureAlloy 825
Tensile Strengthksi95
0.2% Yield Strengthksi45
Elongation%45
HardnessHV155

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementAlloy 825
NiNickel38.00%-46.00%
FeIron22.00% min
CrChromium19.50%-23.50%
MoMolybdenum2.50%-3.50%
CuCopper1.50%-3.00%
MnManganese1.00% max
TiTitanium0.60%-1.20%
SiSilicon0.50% max
AlAluminum0.20% max
CCarbon0.05% max
SSulfur0.03% max

Alloy C-276

  • UNS N10276
  • WERKSTOFF 2.4819

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureC-276
Tensile Strengthksi110
0.2% Yield Strengthksi50
Elongation%60
HardnessHV180

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementC-276
NiNickelBalance
MoMolybdenum15.00%-17.00%
CrChromium14.50%-16.50%
FeIron4.00%-7.00%
WTungsten3.00%-4.00%
CoCobalt2.50% max
MnManganese1.00% max
VVanadium0.35% max
SiSilicon0.08% max
PPhosphorus0.04% max
SSulfur0.03% max
CCarbon0.01% max

Duplex 2205

Duplex 2205 is a austenitic-ferritic stainless steel. Its high chromium, molybdenum, and nitrogen components provide higher strength and corrosion resistance when compared to 304 and 316 stainless. Products are supplied to meet ASTM, ASME, NACE, UNS and EN standards where appropriate. UNS S31803, UNS S32205.

Mechanical Properties* (In Annealed Condition)

PropertiesUnit of MeasureDuplex 2205
UNS 31803		Duplex 2205
UNS 32205
Tensile Strengthksi90 min95 min
0.2% Yield Strengthksi65 min65 min
Elongation%25 min25 min
HardnessHV293 max293 max

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementDuplex 2205
UNS 31803		Duplex 2205
UNS 32205
CrChromium21.0-23.022.0-23.0
NiNickel4.5-6.54.5-6.5
MoMolybdenum2.5-3.53.0-3.5
MnManganese2.000 max2.000 max
SiSilicon1.000 max1.000 max
PPhosphorus0.030 max0.030 max
CCarbon0.030 max0.030 max
SSulfur0.020 max0.020 max
NNitrogen0.200 max0.200 max
FeIronBalanceBalance

Nickel 200

  • UNS N02200
  • WERKSTOFF 2.4066 / 2.4060

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureNickel 200
Tensile Strengthksi65
0.2% Yield Strengthksi30
Elongation%45
HardnessHV110

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementNickel 200
NiNickel99.00% min
FeIron0.40% max
MnManganese0.35% max
SiSilicon0.35% max
CuCopper0.25% max
CCarbon0.15% max
SSulfur0.01% max

Nickel 201

  • UNS N02201
  • WERKSTOFF 2.4066 / 2.4060

Key Properties* (In Annealed Condition)

PropertiesUnit of MeasureNickel 201
Tensile Strengthksi60
0.2% Yield Strengthksi35
Elongation%50
HardnessHV10

*Nominal room temperature mechanical properties. Typical data. Not suitable for design or specifications

Composition

ElementNickel 201
NiNickel99.00% min
FeIron0.40% max
MnManganese0.35% max
SiSilicon0.35% max
CuCopper0.25% max
CCarbon0.02% max
SSulfur0.01% max