STAINLESS
STEEL
MARTENSITIC GRADES
(HEAT TREATABLE) |
C |
Cr |
Ni |
OTHER
(max) |
MAGNETIC
YES - NO |
AVAILABLE
FORMS |
403 |
ALSO
KNOWN AS TURBINE QUALITY. SIMILAR TO 410 WITH TIGHTER CONTROL
ON COMPOSITION AND MANUFACTURE. |
.15 |
11.5-13.5 |
|
Mn
1.0 Ph .04
S .03 Si .50 |
YES |
BAR
STRIP
FORGINGS CASTINGS |
410
410S |
GENERAL
PURPOSE HEAT TREATABLE STRAIGHT CHROME. HARDENS TO RC 35-39
410 IS FAIR MACHINING. 410S HAS LESS THAN .08 C. IT IS
NOT HEAT TREATABLE |
0.12-.15 |
11.5-13.5 |
|
Mn
1.0 Ph .04
S .03 Si 1.0 |
YES |
SHEET
PLATE STRIP
BAR TUBE WIRE
FORGINGS CASTINGS |
416 |
FREE
MACHINING STRAIGHT CHROMIUM GRADE. HEAT TREATABLE TO RC35
MIN. 416HT IS PRE-HEAT TREATED |
.15 |
11.5-13.5 |
|
Mn.
1.25 P .06
S .15 Si 1.0
Mo .06 |
YES |
BAR
WIRE PLATE
FORGINGS CASTINGS |
420 |
HIGHER
CARBON STRAIGHT CHROME. HEAT TREATABLE TO RC50 MIN. MODIFIED
FOR FREE MACHINING IS 42OF & 420F Se |
.30
.40 |
12.0-14.0 |
.50
MAX |
Mn
1.0 P .06
Su .03 Si 1.0 |
YES |
BAR
PLATE
WIRE
FORGING CASTINGS |
422 |
EXCELLENT
CREEP/RUPTURE QUALITIES AT HIGH TEMPERATURES. EXCELLENT
HEAT TREAT QUALITIES AT VARYING HARDNESS |
.23 |
12 |
.80 |
Mn
.75 V .25
Si .35 Mo 1.0
W 1.0 |
YES |
BAR
PLATE
FORGINGS CASTINGS |
431 |
SUPERIOR
CORROSION RESISTANCE TO 410 & 416 WITH HIGH MECHANICAL
PROPERTIES AFTER HEAT TREATMENT. |
.13
.17 |
15.5-16.5 |
2.0-3.0 |
Mn
.30-.80
Si .20-.60
P .04 S .03 |
YES |
BAR
WIRE
FORGINGS |
440A
440C |
ATTAINS
HIGHEST HARDNESS OF STRAIGHT CHROMES. GOOD CORROSION RESISTANCE
440A HARDNESS TO RC58-62. 440C TO RC 61-62. 440F & 440F
Se ARE THE MODIFIED 440 FOR FREE MACHINING. |
440A
.6-.7
440C
.95-
1.25 |
16.0-18.0 |
.50
MAX |
Mn
1.0
S .3
Si 1.0
Mo .75 |
YES |
440C
SHEET PLATE BAR
FORGINGS
440A
STRIP WIRE |
|
STAINLESS
STEEL
PRECIPITATION
HARDENING
(HEAT TREATABLE) |
C |
Cr |
Ni |
OTHER
(max) |
MAGNETIC
YES - NO |
AVAILABLE
FORMS |
PH13-8Mo |
PROVIDES
A COMBINATION OF EXCELLENT TOUGHNESS, GOOD TRANSVERSE MECHANICAL
PROPERTIES AND CORROSION RESISTANCE. |
.05 |
12.25-13.25 |
7.50-8.50 |
Mo
2.00-2.50
A1 0.9-1.35 |
YES |
SHEET
BAR
FORGINGS |
17-4
PH |
EXCELLENT
CORROSION RESISTANCE, HIGH STRENGTH & HARDNESS, LOW
TEMPERATURE HARDENING & FABRICATES WELL. MARTENSITIC. |
.07 |
15.5-17.5 |
3.00-5.00 |
CU
3.00-5.00
Cb+Ta
0.15-0.45 |
YES |
SHEET
PLATE
BAR FORGINGS |
17-7
PH |
HIGH
STRENGTH & EXCELLENT MECHANICAL PROPERTIES AT HIGH
TEMPERATURES SEMI-AUSTENITIC. |
.09 |
16.00-18.00 |
6.50-7.75 |
Al
.75-1.50
Mn 1.00
P .04 S .03 |
YES |
SHEET
PLATE
BAR WIRE
FORGINGS |
15-5PH
VAR |
SIMILAR
TO 17-4PH BUT WITH BETTER TRANSVERSE DUCTILITY AND TOUGHNESS.
GOOD FORGING QUALITIES. MARTENSITIC |
.07 |
14.00-15.5 |
3.50-5.50 |
Cu
2.5-4.5
Cb+Ta
0.15-0.45 |
YES |
SHEET
PLATE
BAR FORGINGS |
PH15-7Mo |
SIMILAR
TO17-7PH BUT WITH HIGHER STRENTH. SEMI-AUSTENITIC. |
.09 |
14.00-16.00 |
6.50-7.75 |
Mo
2.00-3.00
Al 0.75-1.50 |
YES |
SHEET
PLATE STRIP
BAR FORGINGS |
A286 |
VACUMN
MELTED HIGH STRENGTH IN HIGH TEMPERATURES AND CRYOGENIC
USES. LOW MAGNETIC PERMEABILITY. AUSTENITIC. |
.08 |
13.50-16.00 |
24.0-27.0 |
Mo
1.00-1.50
Ti 1.9-2.35
A 1.35 Cu .5
Si 1.0 Mn 2. |
NO |
SHEET
PLATE
STRIP
WIRE
BAR
FORGINGS |
AM350 |
SIMILAR
TO 17-7 & PH15-7 Mo, BUT WITH SLIGHTLY BETTER HIGH
TEMPERATURE CAPABILITIES. |
.08 |
16.00-17.00 |
4.00-5.00 |
Mo
2.5-3.25
Mn .5-1.25
N .07-.13 |
NO |
SHEET
STRIP
BAR FORGINGS |
