ASTM A 681 D2
2015-01-12 23:30:09 Print this pageThe high quality USA ASTM A 681 D2 material is one of the more steel grades we supply, ASTM A 681 (2008),Cold working die steel. A 681 D2 is our main production grade, which has been approved by customers in many countries since its initial production, including our A 681 D2 round bars, flat bar, forgings, fasteners, tubes, wires, strips, sheets & Plates, as well as a variety of profiles, professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning partsthe state of delivery includes quenched and tempered, annealed, machined semi-finished products, we also have strict management of the packaging, to avoid material damage from transportation. We are the best supplier of A 681 D2 materials, and we are willing to develop together with customers from all over the world.
Also includes A 681 D2 steel material norm, chemical composition, mechanical properties, datasheet, A 681 D2 equivalent, heat treatment and temperature process of A 681 D2, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in A 681 D2 this steel grade have a more comprehensive understanding, Download the full A 681 D2 PDF version of this datasheet.
Chemical composition (wt.%) of A 681 D2
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | 1.40 | 1.6 |
| Si | - | 0.6 |
| Mn | - | 0.6 |
| P | - | 0.03 |
| S | - | 0.03 |
| Cr | 11.50 | 13.00 |
| Ni | - | 0.25 |
| Cu | - | 0.30 |
| V | - | 1.00 |
| Mo | - | 0.70 |
Mechanical Properties of A 681 D2
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 691 (≥) | 688 (≥) | 23 | 11 | 12 | Solution & Aging, Ann, Ausaging, Q+T | 442 |
Equivalent Grade Stock of A 681 D2
| Materials | Dimension | Quantity | State |
|---|---|---|---|
| D2 Round bar | Φ25-Φ380mm | 45325 Kgs | Hot-Rolled+Annealed+black |
