The composition, labelling, the use of alloys of copper-Nickel.

Notes:

1. According to preliminary agreement with the buyer, the alloy grade МНЖМцЗ0−1-1 has an admixture of carbon to 0.03%.
2. For grades MN19, MNZH5−1, MNC15−20, MNC18−20, MNC12−24, MN25, MNC18−27, Mngmt-1−1, МНЖМцЗ0−1-1 due to the admixture of Nickel allowable inclusions up to 0.5%.
3. Stamps Mngmt-1−1, MN25, MNC12−24, MNC18−27, MNC18−20 by mutual agreement with the customer may be impurities of antimony, silicon, bismuth, arsenic, magnesium, tin, phosphorus.
4. By mutual consent in grades MN19, MNC15−2O, МНЖМцЗ0−1-1 may contain a small amount of tin.
5. Marking, the properties of the alloys, similar brands ST СЭВ378−76, is in Annex No. 2 (Modified edition, Rev. No. 1,2, 3, 4). Labeling, chem. the composition and appointment of the alloys copper-Nickel
3. The cupronickel MN19 brand for coins permissible impurity of iron or manganese less than indicated in the table. S, but the amount is not more than 1 W%. In MN19 brand for the production of tapes for spetsnaznachenija, acceptable small presence of impurities: up to 0.01% Mg, 0.01% Mn, up to 0.15% Si, up to 0, Z% Fe, but суммf of all impurities not more than About 6%.
4. Constantan Kg, 40−1,5 for a variety of electronic equipment, contains Z to 0.0% Zn
Appendix No. 1. (Deleted. Izm. No. 1)

Annex 2, reference