|
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 |