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Bronze БрО19

Designation

Name The value
Designation GOST Cyrillic БрО19
Designation GOST Latin BpO19
Transliteration BrO19
The chemical elements BaSn19

Description

Bronze БрО19 used: for the production of rebar and shaped castings for critical applications.

Standards

Name Code Standards
Non-ferrous metals, including rare metals, and their alloys В51 OST 1 90054-72

Chemical composition

Standard P Si Fe Cu Al Zn Sn Sb Pb Bi
OST 1 90054-72 ≤0.1 ≤0.02 ≤0.3 The rest ≤0.02 ≤0.2 18-19.5 ≤0.3 ≤0.5 ≤0.02
Cu is the basis.
The total fraction of impurities (elements with a content of ≤) is 1.2%. Impurities that are not regulated by the table are included in the total amount of impurities.

Mechanical characteristics

sT|s0,2, MPa σB, MPa Brinell hardness number, MPa
Without heat treatment
≥175 ≥295 ≥160

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

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