GOST 55X20H4AΓ9M
2014-03-03 17:24:40 Print this pageThe high quality Russia GOST 55X20H4AΓ9M material is one of the more steel grades we supply, Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition. 55X20H4AΓ9M is our main production grade, which has been approved by customers in many countries since its initial production, including our 55X20H4AΓ9M 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 55X20H4AΓ9M materials, and we are willing to develop together with customers from all over the world.
Also includes 55X20H4AΓ9M steel material norm, chemical composition, mechanical properties, datasheet, 55X20H4AΓ9M equivalent, heat treatment and temperature process of 55X20H4AΓ9M, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 55X20H4AΓ9M this steel grade have a more comprehensive understanding, Download the full 55X20H4AΓ9M PDF version of this datasheet.
Chemical composition (wt.%) of 55X20H4AΓ9M
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | 0.50 | 0.60 |
| Si | - | 0.45 |
| Mn | 8.00 | 10.00 |
| P | - | 0.040 |
| S | - | 0.030 |
| Cr | 20.00 | 22.00 |
| Ni | 3.50 | 4.50 |
| Mo | - | - |
| N | 0.30 | 0.60 |
Mechanical Properties of 55X20H4AΓ9M
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 742 (≥) | 223 (≥) | 23 | 13 | 23 | Solution & Aging, Ann, Ausaging, Q+T | 141 |