Steel ПКр50-70 (Жр50-70)

Designation

Name The value
Designation GOST Cyrillic ПКр50-70
Designation GOST Latin PKp50-70
Transliteration PKr50-70
By chemical elements PCoр50-70
Name The value
Designation GOST Cyrillic Жр50-70
Designation GOST Latin Zhp50-70
Transliteration Gr50-70
By chemical elements Жр50-70

Description

Steel ПКр50−70 used: for the manufacture by the method of single pressing lightly loaded structural components used in mechanical engineering and instrument making.

Note

Carbon steel powder from atomized powders.
The material should be applied after the impregnation with compounds that protect against internal corrosion. Compositions for the impregnation in accordance with OST 4G 0.054.213.

Standards

Name Code Standards
Hard alloys, ceramic-metal products and metal powder В56 OST 107.460094.118-88, OST 107.460009.002-90

Chemical composition

Standard C Fe
OST 107.460094.118-88 0.3-0.5 Rest
Fe is the basis.

Mechanical properties

Section, mm σU, MPa d KCU, kJ/m2 HB, MPa
Properties of the material to heat treatment at OST 107.460094.118-88
≥245 ≥2 ≥196 80-130

Description mechanical marks

Name Description
σU Limit short-term strength
d Elongation after rupture
KCU Toughness
HB Brinell hardness number

Physical characteristics

Temperature r, kg/m3
20 6800

A description of the physical symbols

Name Description
Е The normal elasticity modulus
l Coefficient of thermal conductivity
С Specific heat

Technological properties

Name The value
Microstructure Pelletieri. Perlite at least 30%.