4130 |
4140 |
A514 (T1®) |
F400 |
F500 |
 |
|
4130
Tube Round |
- Available in Round Tube
- Available in Cold Drawn Normalized Condition
- Available as Seamless
- Common for Sand Rail - Dune Buggy Frames
- Common for Race Car Frames
- Common for Aircraft Frames
- Through-Hardened Chromium Molybdenum Alloy
- Good Formability
|
Typical Chemical Analysis |
Carbon |
(C) |
= |
.28-.33 |
Manganese |
(MN) |
= |
.40-.60 |
Phosphorus |
(P) |
= |
.035 Max |
Sulphur |
(S) |
= |
.040 Max |
Silicone |
(SI) |
= |
.15-.35 |
Chromium |
(CR) |
= |
.80-1.1 |
Molybdenum |
(MO) |
= |
.15-.25 |
|
Typical Mechanical Analysis |
Tensile (PSI) |
= |
90# |
Yield (PSI) |
= |
70# |
Brinell Hardness |
= |
192 |
Machinability * |
= |
60-70% |
|
* Machinability based on AISI-1212 as 100% |
|
|
4140
Round |
- Available in Round Bar Solid
- Common for Backhoe Bucket Pins
- Chrome & Molybdenum (Chrome-Moly)
- Similar to Grade-8 Bolt & B7 All Thread
- HTSR = Heat Treated Stress Relieved
- Bend Resistance = Excellent
- Wear Resistance = Excellent
- Weld = Difficult (Preheat Before & Stress Relieve After)
|
Typical Chemical Analysis |
Carbon |
(C) |
= |
.38-.45 |
Manganese |
(MN) |
= |
.75-1.00 |
Phosphorus |
(P) |
= |
.035 Max |
Sulphur |
(S) |
= |
.04 Max |
Chromium |
(CR) |
= |
.80-1.10 |
Molybdenum |
(MO) |
= |
.15-.25 |
|
Typical Mechanical Analysis |
Tensile (PSI) |
= |
120000# |
Yield (PSI) |
= |
100000# |
Brinell Hardness |
= |
255 |
Machinability * |
= |
55% |
|
* Machinability based on AISI-1212 as 100% |
|
|
A514
(T1®) Plate
|
- "T1" is a trademark of USS Steel
- Available in 8' x 20' and 8' x 24' Plate
- For Agricultural tractor ripper shanks
- For structural support where higher strength is required
- Quenched and Tempered Alloy Steel
- Special weld techniques are required
|
Typical Chemical Analysis |
Carbon |
(C) |
= |
.12-.21 |
Manganese |
(MN) |
= |
.70-1.0 |
Phosphorus |
(P) |
= |
.035 Max |
Sulphur |
(S) |
= |
.04 Max |
Silicone |
(SI) |
= |
.2-.35 |
Molybdenum |
(MO) |
= |
.15-.25 |
Chromium |
(CR) |
= |
.40-.65 |
Vanadium |
(V) |
= |
.03-.08 |
Titanium |
(TI) |
= |
.01-.03 |
Boron |
(B) |
= |
.0005-.005 |
|
Typical Mechanical Analysis |
Tensile (PSI) |
= |
110000#-130000# |
Yield (PSI) |
= |
100000# Min |
Brinell Hardness |
= |
235-293 |
Machinability * |
= |
40% |
|
* Machinability based on AISI-1212 as 100% |
|

|
F400
Plate |
- 8' x 24' Plate sizes
- Common for shooting targets
- Common for abrasion resisting agriculture and construction parts
- No ASTM number is designated
- Hardness is all the way through the plate
|
Typical Chemical Analysis |
Carbon |
(C) |
= |
.17 Max |
Manganese |
(MN) |
= |
1.50 Max |
Phosphorus |
(P) |
= |
.015 Max |
Sulphur |
(S) |
= |
.005 Max |
Silicone |
(SI) |
= |
.60 Max |
Molybdenum |
(MO) |
= |
.40 Max |
Boron |
(B) |
= |
.0005 Min |
|
Typical Mechanical Analysis |
Tensile (PSI) |
= |
170000#-190000# |
Yield (PSI) |
= |
160000# Typical |
Brinell Hardness |
= |
363 to 444 |
|
|
 |
F500
Plate |
- 8' x 24' Plate sizes
- Common for armor plate
- Common for shooting targets
- Common for abrasion resisting agriculture and construction parts
- More wear resistant than F400
- No ASTM number is designated
- Hardness is all the way through the plate
|
Typical Chemical Analysis |
Carbon |
(C) |
= |
.30 Max |
Manganese |
(MN) |
= |
1.15 Max |
Phosphorus |
(P) |
= |
.015 Max |
Sulphur |
(S) |
= |
.005 Max |
Silicone |
(SI) |
= |
.60 Max |
Chromium |
(CR) |
= |
.65 Max |
Molybdenum |
(MO) |
= |
.40 Max |
Boron |
(B) |
= |
.0005 Min |
|
Typical Mechanical Analysis |
Tensile (PSI) |
= |
235000# Min |
Yield (PSI) |
= |
220000# Min |
Brinell Hardness |
= |
444 to 534 |
Machinability * |
= |
|
|
* Machinability based on AISI-1212 as 100% |
|