Stainless Steel

Technical information, including mechanical and electrical properties, material specifications, and thermal coefficient and conductivity data are provided in the tabs above. No one offers a broader range of metals and alloys than HPM. Contact your HPM technical support representative with any questions.

Technical Data – 300 Series
TYPE 301 302 304 304L 305 316 316L
C, max .15 .15 .08 .03 .12 .08 .03
Mn, max 2.0 2.0 2.0 2.0 2.0 2.0 2.0
Si, max 1.0 1.0 1.0 1.0 1.0 1.0 1.0
Ni 6.00-8.00 9.00-10.00 8.00-10.50 8.00-12.50 10.00-13.00 10.00-14.00 10.00-14.00
Cr 16.00-18.00 17.00-19.00 18.00- 20.00 18.00-20.00 17.00-19.00 16.00-18.00 16.00-18.00
others Mo 2.0 - 3.0 Mo 2.0 - 3.0
Density LB/CU IN .29 .29 .29 .29 .29 .28 .28
Thermal
Expansion
Coefficient X
10-6/° C
16.9 17.3 17.3 17.3 17.3 16.0 16.0
Thermal
Conductivity
W/M x K @ 100° C
16.3 16.3 16.3 16.3 16.2 16.3 16.3
Electrical
Resistivity
MICROHM - CM
72 72 72 72 74 74 74
Technical Data – 400 Series
TYPE 410 420 430 17-4 17-7
C, max .15 .15 min. .12 .07 .09
Mn, max 1.0 1.0 1.0 1.0 1.0
Si, max 1.0 1.0 1.0 1.0 1.0
Ni 3.0 - 5.0 6.50 - 7.75
Cr 11.50 - 13.50 12.00 - 14.00 14.00 - 18.00 15.50 - 17.50 16.00 - 18.00
others Cu 3.0 - 5.0 Cb+Ta .15 - .45 Al .75 - 1.50
Density LB/CU IN .28 .28 .28 .28 .28
Thermal
Expansion
Coefficient X
10-6/° C
11.0
10.3
10.5
10.8
(heat treated)
10.3
(heat treated)
Thermal
Conductivity
W/M x K @ 100° C
24.9 24.9 26.1 17.9 16.7
Electrical
Resistivity
MICROHM - CM
57
55
60
80
(heat treated)
83
(heat treated)
Mechanical Properties
TYPICAL MECHANICAL PROPERTIES
TYPE Condition Tensile PSI Yield 0.2% Offset PSI Elongation % IN 2 *
17-7
Annealed 140,000 40,000 35
Cold Rolled 220,000 190,000 5
CH900 265,000 260,000 2
TH1050 200,000 185,000 9
17-4 Annealed 160,000 145,000 5
H900 210,000 200,000 7
H1025 185,000 170,000 8
H1150 160,000 150,000 11
430 Annealed 75,000 45,000 30
Cold Rolled 145,000 135,000 1
420 Annealed 85,000 50,000 25
Cold Rolled 120,000 90,000 10
410 Annealed 80,000 45,000 25
Cold Rolled 110,000 85,000 10
316L Annealed 90,000 42,000 40
Cold Rolled 180,000 160,000 2
316 Annealed 90,000 42,000 40
Cold Rolled 180,000 165,000 2
305 Annealed 80,000 35,000 55
Cold Rolled 180,000 160,000 3
304L Annealed 100,000 40,000 40
Cold Rolled 210,000 190,000 2
304 Annealed 100,000 40,000 40
Cold Rolled 210,000 190,000 3
302 Annealed 100,000 40,000 40
Cold Rolled 210,000 190,000 2
301 Annealed 110,000 40,000 50
Cold Rolled 300,000 280,000 2

* These values may be adjusted by control of process variable - consult HPM for desired values.