Certified Company
DNV&ABSCertified Company
ISO 9001:2008R&D Production
In China
Z12CKNDWNb21-20-20
Z12CKNDWNb21-20-20 material is AFNOR NF A 35-579 Valve steels and alloys for internal combustion engines Valve steels and alloys for internal combustion engines.
Chemical composition of Z12CKNDWNb21-20-20, Z12CKNDWNb21-20-20 mechanical properties, Z12CKNDWNb21-20-20 datasheet, Z12CKNDWNb21-20-20 equivalent grade, Heat treatment and temperature process of Z12CKNDWNb21-20-20.
Z12CKNDWNb21-20-20 property sheet
Related Materials
| Z12CKNDWNb21-20-20 |
Chemical Composition of Z12CKNDWNb21-20-20
| C: | 0.08 | 0.16 |
| Si: | Max | 1.00 |
| Mn: | 1.00 | 2.00 |
| P: | Max | 0.040 |
| S: | Max | 0.030 |
| Cr: | 20.00 | 22.50 |
| Ni: | 19.00 | 21.00 |
| Mo: | 2.50 | 3.50 |
| Co: | 18.50 | 21.00 |
| W: | 2.00 | 3.00 |
| Nb: | 0.75 | 1.25 |
| N: | 0.10 | 0.20 |
Mechanical Properties of Z12CKNDWNb21-20-20
| Rp0.2 (MPa) | 228 (≥) |
| Rm (MPa) | 274 (≥) |
| AKV (J) | 31 |
| A (%) | 33 |
| Z (%) | 32 |
| Hardness | HBW 111 |
Z12CKNDWNb21-20-20 shape and dimensions
| Z12CKNDWNb21-20-20 Round bar: | 1mm-800mm |
| Z12CKNDWNb21-20-20 Square bar: | 10mm * 10mm-600mm *600mm |
| Z12CKNDWNb21-20-20 Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
| Z12CKNDWNb21-20-20 Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
| Z12CKNDWNb21-20-20 Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
| Z12CKNDWNb21-20-20 Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |
©Longhai Special Steel 2024
