4140/4142
Alloy AISI/SAE 4140/ 4142 (UNS G 41400/G 41442) |
Chromium-Molybdenum Alloy Machinery Steel | ||||||||||||||||||||||||||||||
Typical Analysis |
|
||||||||||||||||||||||||||||||
Characteristics |
|
||||||||||||||||||||||||||||||
Typical Applications |
|
||||||||||||||||||||||||||||||
Typical Heat Treatment |
|
||||||||||||||||||||||||||||||
Mechanical Properties |
|
Alloy AISI/SAE 4140/ 4142 (UNS G 41400/G 41442) |
Mechanical Properties
|
Size - inches | 3 ¾" Dia | 5 ¾" Dia | 9.5" Dia | ||||||
Spec |
|
|
|
||||||
Tensile Strength, psi |
|
|
|
||||||
Yield Strength, psi |
|
|
|
||||||
Elongation (%) |
|
|
|
||||||
Reduction of Area (%) |
|
|
|
Alloy AISI/SAE 4140/ 4142 (UNS G 41400/G 41442) |
Mechanical Properties
|
Size - inches | 1" Dia | 2" Dia | 4" Dia | 8" Dia |
Tensile Strength, psi | 98,000 | 102,000 | 101,000 | 100,000 |
Yield Strength, psi | 61,000 | 62,000 | 57,000 | 58,500 |
Elongation (%) | 23 | 26 | 25 | 21 |
Reduction of Area (%) | 54 | 55 | 56 | 59 |
HB | 197 | 212 | 202 | 197 |
Machinability | 66 | 66 | 66 | 66 |
Alloy AISI/SAE 4140/ 4142 (UNS G 41400/G 41442) |
Mechanical Properties
|
Size - inches | Up to 2 ½" Dia | 2 ½" to 4" |
Tensile Strength, psi | 125,000 | 115,000 |
Yield Strength, psi | 105,000 | 95,000 |
Elongation (%) | 16 | 16 |
Reduction of Area (%) | 50 | 50 |
HB (Max) | 321 | 115,000 |
For more information about our Products and Services, please Contact Us or view our Product Manual.