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Lc40sd brass (LS59-1ЛД)

Brass LSdh Brass ЛЦ40Сd (ЛС59-1ЛД) Brass LC40S (LS59-1L) Brass ЛЦ40Мц3Ж (ЛМцЖ55-3-1) Brass ЛЦ40Мц3А Brass ЛЦ40Мц1,5 (ЛМц58-2L) Brass LC40AJ Brass ЛЦ38Мц2С2 Brass ЛЦ37Мц2С2К Brass LC30A3 (LA67-2,5) Brass ЛЦ25С2 Brass LC23A6Zh3Mz2 Brass ЛЦ16К4 (ЛК80-3L) Brass ЛЦ14К3С3 Brass LC10 (L90L) Brass LSch LSd brass LS Brass Brass VOC Brass LMZSCA Brass LMZSC Brass LMZS (LMZS58-2-2) Brass LMZKA Brass LMZh LKS Brass Brass LK2 Brass LK1 Brass LC Brass LAMZ (LAMZ66-6-3-2) Brass LA

Designation

Name The value
Designation GOST Cyrillic ЛЦ40Сд
Designation GOST Latin LTs40Cd
Transliteration LTs40Sd
The chemical elements ЛZn40Pbд
Name The value
Designation GOST Cyrillic ЛС59-1ЛД
Designation GOST Latin LC59-1LD
Transliteration LS59-1LD
The chemical elements ЛPb59-1ЛД

Description

Brass Lc40sd used: for the manufacture of casting parts of valves and actuators to it; for die casting of fittings (bushings, tees, adapters); separators bearings operating in fresh water or in the air; casting parts for shipbuilding, marine engineering and instrument making, casting parts for critical applications for aeronautical engineering.

Note

Brass lead.

Standards

Name Code Standards
Non-ferrous metals, including rare metals, and their alloys В51 GOST 17711-93, GOST Р 50425-92, OST 4.021.009-92, OST 4.021.011-92
Castings of cast iron (gray and malleable cast iron) В81 OST 24.207.01-90
Castings from non-ferrous metals and alloys В84 OST 5Р.9209-82, OST 1 80050-83

Chemical composition

Standard Mn Si Ni Fe Cu Al Zn Sn Sb Pb
OST 5Р.9209-82 ≤0.2 ≤0.2 ≤1 ≤0.5 58-61 ≤0.2 The rest ≤0.3 ≤0.05 0.8-2
Zn is the basis.
According to GOST 17711-93, the total percentage of impurities should be ≤ 1.50%, according to OST 5P.9209-82 - ≤ 1.50%. Impurities not specified are taken into account in the total amount of impurities. The mass fraction of nickel in brass is allowed at the expense of copper and is not included in the sum of impurities. At the request of the consumer, the mass fraction of lead is allowed 1.20-2.00%.

Mechanical characteristics

sT|s0,2, MPa σB, MPa d5, % kJ/m2, кДж/м2 Brinell hardness number, MPa
Casting group I under pressure OST 1 80050-83 in the delivery state after annealing 553-573 K (280-300 °C), exposure for 1-2 hours
- ≥196 ≥6 ≥196 ≥70
Casting in a metal mold in the state of delivery
≥147 ≥264 ≥18 ≥196 ≥100

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σB Limit short-term strength
d5 Elongation after rupture
kJ/m2 Toughness

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