SAE B 848 P/F 4220
2014-01-06 15:29:12 Print this pageThe high quality USA SAE B 848 P/F 4220 material is one of the more steel grades we supply, SAE B 848 (2005),Standard Specification for Powder Forged (P/F) Ferrous Materials. B 848 P/F 4220 is our main production grade, which has been approved by customers in many countries since its initial production, including our B 848 P/F 4220 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 848 P/F 4220 materials, and we are willing to develop together with customers from all over the world.
Also includes B 848 P/F 4220 steel material norm, chemical composition, mechanical properties, datasheet, B 848 P/F 4220 equivalent, heat treatment and temperature process of B 848 P/F 4220, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in B 848 P/F 4220 this steel grade have a more comprehensive understanding, Download the full B 848 P/F 4220 PDF version of this datasheet.
Chemical composition (wt.%) of B 848 P/F 4220
Elements | Min.(≥) | Max.(≤) |
---|---|---|
C | - | 0.22 |
Si | - | 0.40 |
Mn | - | 0.75 |
P | - | - |
S | - | - |
Ni | - | 0.75 |
Cr | - | 12.50 |
Al | - | - |
Cu | - | - |
Ti | - | - |
Fe | - | remaining |
N | - | - |
Mo | - | 1.00 |
W | - | 1.00 |
V | - | 0.22 |
Mechanical Properties of B 848 P/F 4220
Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
---|---|---|---|---|---|---|
528 (≥) | 921 (≥) | 42 | 22 | 22 | Solution & Aging, Ann, Ausaging, Q+T | 134 |
Equivalent Grade Stock of B 848 P/F 4220
Materials | Dimension | Quantity | State |
---|---|---|---|
SA-437 Grade B4B/SUS 616 /422 Forged Bar | Dia.160xL | 2120 Kgs | Forged+QT |