SAE B 30 72C
2014-01-06 15:29:12 Print this pageThe high quality USA SAE B 30 72C material is one of the more steel grades we supply, SAE B 30 (2012),Standard Specification for Copper Alloys in Ingot Form. B 30 72C is our main production grade, which has been approved by customers in many countries since its initial production, including our B 30 72C 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 B 30 72C materials, and we are willing to develop together with customers from all over the world.
Also includes B 30 72C steel material norm, chemical composition, mechanical properties, datasheet, B 30 72C equivalent, heat treatment and temperature process of B 30 72C, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in B 30 72C this steel grade have a more comprehensive understanding, Download the full B 30 72C PDF version of this datasheet.
Chemical composition (wt.%) of B 30 72C
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | - | 0.15 |
| Si | - | 1.00 |
| Mn | 3.75 | 4.75 |
| P | - | 0.045 |
| S | - | 0.03 |
| Ni | 9.00 | 10.50 |
| Cr | 19.00 | 22.00 |
| Al | - | - |
| Cu | - | - |
| Ti | - | - |
| Fe | - | - |
| N | - | - |
| Mo | - | - |
| V | - | - |
Mechanical Properties of B 30 72C
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 156 (≥) | 374 (≥) | 43 | 42 | 22 | Solution & Aging, Ann, Ausaging, Q+T | 434 |
