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)
Properties |
Unit of Measure |
304 |
304L |
Tensile Strength |
ksi |
75 min |
70 min |
0.2% Yield Strength |
ksi |
30 min |
25 min |
Elongation |
% |
40 min |
40 min |
Hardness |
HV |
92 max |
92 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
304 |
304L |
Cr |
Chromium |
18.0-20.0 |
18.0-20.0 |
Ni |
Nickel |
8.0-10.5 |
8.0-12.0 |
Mn |
Manganese |
2.000 max |
2.000 max |
Si |
Silicon |
0.750 max |
0.750 max |
P |
Phosphorus |
0.045 max |
0.045 max |
C |
Carbon |
0.080 max |
0.030 max |
S |
Sulfur |
0.030 max |
0.030 max |
N |
Nitrogen |
0.100 max |
0.100 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)
Properties |
Unit of Measure |
304H |
Tensile Strength |
ksi |
70 min |
0.2% Yield Strength |
ksi |
30 min |
Elongation |
% |
40 min |
Hardness |
HV |
92 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
304H |
Cr |
Chromium |
18.0-20.0 |
Ni |
Nickel |
8.0-10.5 |
Mn |
Manganese |
2.000 max |
Si |
Silicon |
0.750 max |
P |
Phosphorus |
0.045 max |
C |
Carbon |
0.040-0.100 |
S |
Sulfur |
0.030 max |
N |
Nitrogen |
0.100 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)
Properties |
Unit of Measure |
310 |
Tensile Strength |
ksi |
77 min |
0.2% Yield Strength |
ksi |
32 min |
Elongation |
% |
35 min |
Hardness |
HV |
90 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
310 |
Cr |
Chromium |
24.0-26.0 |
Ni |
Nickel |
19.0-22.0 |
Mo |
Molybdenum |
0.750 max |
Mn |
Manganese |
2.000 max |
Si |
Silicon |
0.750 max |
P |
Phosphorus |
0.045 max |
C |
Carbon |
0.080 max |
S |
Sulfur |
0.030 max |
Cu |
Copper |
0.500 max |
Fe |
Iron |
Balance |
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)
Properties |
Unit of Measure |
316 |
316L |
Tensile Strength |
ksi |
75 min |
70 min |
0.2% Yield Strength |
ksi |
30 min |
25 min |
Elongation |
% |
40 min |
40 min |
Hardness |
HV |
95 max |
95 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
316 |
316L |
Cr |
Chromium |
16.0-18.0 |
16.0-18.0 |
Ni |
Nickel |
10.0-14.0 |
10.0-14.0 |
Mo |
Molybdenum |
2.00-3.00 |
2.00-3.00 |
Mn |
Manganese |
2.000 max |
2.000 max |
Si |
Silicon |
0.750 max |
0.750 max |
P |
Phosphorus |
0.045 max |
0.045 max |
C |
Carbon |
0.080 max |
0.030 max |
S |
Sulfur |
0.030 max |
0.030 max |
N |
Nitrogen |
0.100 max |
0.100 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)
Properties |
Unit of Measure |
317L |
Tensile Strength |
ksi |
80 min |
0.2% Yield Strength |
ksi |
35 min |
Elongation |
% |
40 min |
Hardness |
HV |
96 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
317L |
Cr |
Chromium |
18.0-20.0 |
Ni |
Nickel |
11.0-15.0 |
Mo |
Molybdenum |
3.0-4.0 |
Mn |
Manganese |
2.000 max |
Si |
Silicon |
0.750 max |
P |
Phosphorus |
0.045 max |
C |
Carbon |
0.030 max |
S |
Sulfur |
0.030 max |
N |
Nitrogen |
0.100 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)
Properties |
Unit of Measure |
321 |
Tensile Strength |
ksi |
75 min |
0.2% Yield Strength |
ksi |
30 min |
Elongation |
% |
40 min |
Hardness |
HV |
95 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
321 |
Cr |
Chromium |
17.0-19.0 |
Ni |
Nickel |
9.0-12.0 |
Mo |
Molybdenum |
0.750 max |
Mn |
Manganese |
2.000 max |
Si |
Silicon |
0.25-1.00 |
P |
Phosphorus |
0.040 max |
C |
Carbon |
0.080 max |
S |
Sulfur |
0.030 max |
N |
Nitrogen |
0.100 max |
Cu |
Copper |
0.750 max |
Ti |
Titanium |
min 5x(C+N), max 0.700 |
Fe |
Iron |
Balance |
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)
Properties |
Unit of Measure |
347H |
Tensile Strength |
ksi |
75 min |
0.2% Yield Strength |
ksi |
30 min |
Elongation |
% |
40 min |
Hardness |
HV |
92 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
347H |
Cr |
Chromium |
17.0-19.0 |
Ni |
Nickel |
9.0-13.0 |
Mn |
Manganese |
2.000 max |
Si |
Silicon |
0.750 max |
P |
Phosphorus |
0.045 max |
C |
Carbon |
0.04-0.08 |
S |
Sulfur |
0.030 max |
Nb + Ta |
Niobium + Tantalum |
Min 10XC, max 1.0 |
Fe |
Iron |
Balance |
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)
Properties |
Unit of Measure |
Alloy 20 |
Tensile Strength |
ksi |
80 min |
0.2% Yield Strength |
ksi |
35 min |
Elongation |
% |
30 min |
Hardness |
HV |
95 max |
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or
specifications.
Composition
Element |
321 |
Cr |
Chromium |
19.0-21.0 |
Ni |
Nickel |
32.5-35.0 |
Mo |
Molybdenum |
2.0-3.0 |
Mn |
Manganese |
2.000 max |
Si |
Silicon |
1.000 max |
P |
Phosphorus |
0.035 max |
C |
Carbon |
0.060 max |
S |
Sulfur |
0.035 max |
Cu |
Copper |
3.0-4.0 |
Nb + Ta |
Niobium + Tantalum |
8xC 1.0 min |
Fe |
Iron |
Balance |
ALLOY 400
- UNS N04400
- WERKSTOFF 2.4360 / 2.4361
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or specifications.
Key Properties* (in annealed condition)
Properties |
Unit of Measure |
Alloy 400 |
Tensile Strength |
ksi |
80 |
0.2% Yield Strength |
ksi |
40 |
Elongation |
% |
45 |
Hardness |
HV |
140 |
Composition
Element |
|
Alloy 400 |
Ni |
Nickel |
63.00% min |
Cu |
Copper |
28%-34% max |
Fe |
Iron |
2.50% max |
Mn |
Manganese |
2.00% max |
Si |
Silicon |
0.50% max |
C |
Carbon |
0.30% max |
S |
Sulfer |
0.02% max |
ALLOY 600
- UNS N06600
- WERKSTOFF 2.4816
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or specifications.
Key Properties* (in annealed condition)
Properties |
Unit of Measure |
Alloy 600 |
Tensile Strength |
ksi |
100 |
0.2% Yield Strength |
ksi |
40 |
Elongation |
% |
40 |
Hardness |
HV |
170 |
Composition
Element |
Alloy 600 |
Ni |
Nickel |
72.00% min |
Cr |
Chromium |
14.00%-17.00% max |
Fe |
Iron |
6.00%-10.00% max |
Mn |
Manganese |
1.00% max |
Si |
Silicon |
0.50% max |
Cu |
Copper |
0.50% max |
C |
Carbon |
0.15% max |
S |
Sulfer |
0.01% max |
ALLOY 601
- UNS N06601
- WERKSTOFF 2.4851
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or specifications.
Key Properties* (in annealed condition)
Properties |
Unit of Measure |
Alloy 601 |
Tensile Strength |
ksi |
95 |
0.2% Yield Strength |
ksi |
40 |
Elongation |
% |
50 |
Hardness |
HV |
145 |
Composition
Element |
Alloy 601 |
Ni |
Nickel |
58.00% -63.00% |
Cr |
Chromium |
21.00%-25.00% |
Fe |
Iron |
Balance |
Al |
Aluminum |
1.00% -1.70% |
Mn |
Manganese |
1.00% max |
Cu |
Copper |
1.00% max |
Si |
Silicon |
0.50% max |
C |
Carbon |
0.10% max |
S |
Sulfer |
0.01% max |
ALLOY 625
- UNS N06625
- WERKSTOFF 2.4856
*Nominal Room Temperature Mechanical Properties. Typical Data. Not suitable for design or specifications.
Key Properties* (in annealed condition)
Properties |
Unit of Measure |
Alloy 625 |
Tensile Strength |
ksi |
125 |
0.2% Yield Strength |
ksi |
70 |
Elongation |
% |
50 |
Hardness |
HV |
200 |
Composition
Elements |
|
Alloy 625 |
Ni |
Nickel |
58.00% min |
Cr |
Chromium |
20.00% - 23.00% |
Mo |
Molybdenum |
8.00% - 10.00% |
Fe |
Iron |
5.00% max |
Nb + Ta |
Niobium + Tantalum |
3.15% - 4.15% |
Co |
Cobalt |
1.00% max |
Mn |
Manganese |
0.50% max |
Si |
Silicon |
0.50% max |
Al |
Aluminum |
0.40% max |
Ti |
Titanium |
0.40% max |
C |
Carbon |
0.10% max |
S |
Sulfer |
0.01% max |
P |
Phosphorus |
0.01% max |