Alloy M-MP

  • Alloy M-MP

    • Designation

    Name The value
    Designation GOST Cyrillic М-МП
    Designation GOST Latin M-MP
    Transliteration M-MP
    By chemical elements Cu-CuП

    Description

    Alloy M-MP is used: for the manufacture of hot-rolled (1,0−30,0 mm) and cold rolled (0,1−0,9 mm) sheets; hot-rolled bars and forgings (forged rods, cylinders, plates and parallelepipeds), intended for further mechanical processing.

    Standards

    Name Code Standards
    Sheets and strips В53 GOST 17431-72
    Bars В55 GOST 17432-72

    Chemical composition

    Standard Si Ni Fe Al Mo Ca W O Mg Na K
    GOST 17431-72 ≤0.005 ≤0.005 ≤0.014 ≤0.005 Rest ≤0.007 ≤0.4 ≤0.3 ≤0.003 ≤0.015 ≤0.05
    Mo is the basis.
    According to GOST 17431-72, the particle size of the powder should not be more than 0.005 mm for 92% of the powder by weight.

    Mechanical properties

    Section, mm σU, MPa d5, %
    Sheets hot rolled according to GOST 17431-72 in the delivery condition. Annealing (samples transverse)
    1-1.8 ≥690 ≥8
    2-4 ≥690 ≥10
    4.5-6 ≥640 ≥8
    Bars hot rolled as supplied by GOST 17432-72 (longitudinal samples)
    14.5-24 ≥640 ≥20
    30.0; 35.0; 40.0 ≥590 ≥15

    Description mechanical marks

    Name Description
    σU Limit short-term strength
    d5 Elongation after rupture