GOST 25-20Л
2014-03-03 17:24:40 Print this pageThe high quality Russia GOST 25-20Л material is one of the more steel grades we supply, Russia TY standard grades and chemical compositions of the high temperature alloy castings. 25-20Л is our main production grade, which has been approved by customers in many countries since its initial production, including our 25-20Л 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 25-20Л materials, and we are willing to develop together with customers from all over the world.
Also includes 25-20Л steel material norm, chemical composition, mechanical properties, datasheet, 25-20Л equivalent, heat treatment and temperature process of 25-20Л, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 25-20Л this steel grade have a more comprehensive understanding, Download the full 25-20Л PDF version of this datasheet.
Chemical composition (wt.%) of 25-20Л
Elements | Min.(≥) | Max.(≤) |
---|---|---|
C | - | 0.18 |
Cr | 22.00 | 26.00 |
Al | - | - |
Mo | - | - |
Ti | - | - |
Co | - | - |
W | - | - |
Ni | 17.00 | 21.00 |
Nb | - | - |
Fe | - | - |
B | - | - |
Ce | - | - |
V | - | - |
Zr | - | - |
Mn | 0.70 | 1.50 |
Si | 0.80 | 2.00 |
S | - | 0.025 |
P | - | 0.025 |
Mechanical Properties of 25-20Л
Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
---|---|---|---|---|---|---|
287 (≥) | 218 (≥) | 43 | 41 | 14 | Solution & Aging, Ann, Ausaging, Q+T | 212 |