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Steel 4140 / 4140 round steel BAR / AISI 4140 steel
Aisi 4140 Steel Alloy Steel SAE 1045 4140 4340 8620 8640
hot sale aisi 4140 steel round bar
1.7225/4140 Alloy Steel/SAE 4140 Steel Price for 4140 round bar
aisi 4140 carbon alloy steel round bars
steel 4140 / 4140 properties / aisi 4140
1.Size details
2.Chemical composition
3.Mechenical property
4.Packing:
1): Paint oil on the surface to protect steel bars from rusting.
2): Bundle packing by Iron Strips.
3): Bundle weight is from 2mt to 3 mt.
4): Two or three tags will be attached on each bundle.
5.Quality control
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
Aisi 4140 Steel Alloy Steel SAE 1045 4140 4340 8620 8640
hot sale aisi 4140 steel round bar
1.7225/4140 Alloy Steel/SAE 4140 Steel Price for 4140 round bar
aisi 4140 carbon alloy steel round bars
steel 4140 / 4140 properties / aisi 4140
1.Size details
|
Sizes details |
diameter | 16-310mm |
| length | 1-12m(canbe customerized) | |
| Sizes tolerance | length | -0/50mm(max) |
| Straightness | 3mm/m(max) |
2.Chemical composition
| Standard | Grade | C | Cr | Mo | Si | Mn | P | S |
| GB | 42CrMo | 0.38-0.45 | 0.90-1.20 | 0.15-0.25 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 |
| JIS | SCM440 | 0.38-0.43 | 0.90-1.20 | 0.15-0.30 | 0.15-0.35 | 0.60-0.90 | 0.03 | 0.03 |
| ASTM | 4140 | 0.38-0.43 | 0.80-1.10 | 0.15-0.25 | 0.15-0.35 | 0.75-1.00 | 0.035 | 0.04 |
| ENISO | 42CrMo4 | 0.38-0.45 | 0.90-1.20 | 0.15-0.30 | ≤0.40 | 0.60-0.90 | 0.035 | 0.035 |
| 1.7225 |
3.Mechenical property
| Tensile Strength | Yield Strength | Elongation | Reduction | I mpacting Energy | HBW | |
| Rm,MPa | Rel,MPa | A,% | Z,% | Aku,J | ≤ | |
| After annealing | ||||||
| ≥1080 | ≥930 | ≥12 | ≥45 | ≥63 | 217 | |
4.Packing:
1): Paint oil on the surface to protect steel bars from rusting.
2): Bundle packing by Iron Strips.
3): Bundle weight is from 2mt to 3 mt.
4): Two or three tags will be attached on each bundle.
5.Quality control
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
|
contact person |
Ms. Phoebe Chen |
| Mobile | 86 18963469091 |