Alloy Nmc2
Alloy NMC5
Alloy SK
Alloy CA
Alloy HCM9.5 (Chromel TM)
Alloy NXM9 (Chromel KM)
Alloy NHC
Alloy HC9.5 (Chromel T)
Alloy HC9 (Chromel K)
Alloy NMtsAK2-2-1 (Alumel)
Alloy NMC2.5
Alloy NMC2
Alloy HMC1
Alloy NMMZ 38-2V
NKM alloy
Alloy NK0.2
Alloy HZ
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | НМц2 |
| Designation GOST Latin | HMts2 |
| Transliteration | NMts2 |
| The chemical elements | NiMn2 |
Description
Alloy Nmc2 used: for the manufacture of holders of control grids of mercury rectifiers; thermally discongruity parts of electron tubes of increased strength.
Note
Nickel manganese.
According to GOST 28873−90 alloy Nmc2 should be removed from the production
Standards
| Name | Code | Standards |
|---|---|---|
| Non-ferrous metals, including rare metals, and their alloys | В51 | GOST 28873-90, GOST 492-2006 |
Chemical composition
| Standard | C | S | Mn | Si | Ni | Fe | Cu | Mg | Ni+Co |
|---|---|---|---|---|---|---|---|---|---|
| GOST 492-2006 | ≤0.05 | ≤0.005 | 1-2.3 | ≤0.2 | The rest | ≤0.3 | ≤0.2 | ≤0.1 | ≥97.1 |
Ni is the basis.
According to GOST 492-2006, the mass fraction of cobalt is allowed due to the content of nickel in the amount of ≤ 0.50%. The total mass fraction of impurities of lead, zinc, cadmium, arsenic, antimony, bismuth and phosphorus should be ≤ 0.0080%, including the mass fraction of zinc ≤ 0.0020%.
According to GOST 492-2006, the mass fraction of cobalt is allowed due to the content of nickel in the amount of ≤ 0.50%. The total mass fraction of impurities of lead, zinc, cadmium, arsenic, antimony, bismuth and phosphorus should be ≤ 0.0080%, including the mass fraction of zinc ≤ 0.0020%.
