Steel ПК20Х13М2-74 (Ж20Х13М2-74)

Designation

Name	The value
Name	The value
Designation GOST Cyrillic	ПК20Х13М2-74
Designation GOST Latin	PK20X13M2-74
Transliteration	PK20H13M2-74
By chemical elements	PCo20Cr13Mo2-74

Name	The value
Name	The value
Designation GOST Cyrillic	Ж20Х13М2-74
Designation GOST Latin	Zh20X13M2-74
Transliteration	G20H13M2-74
By chemical elements	Ж20Cr13Mo2-74

Description

Steel ПК20Х13М2−74 is used: for the manufacture by cold deformation sredneshirotnykh structural components used in mechanical engineering and instrument making; tool holders of the tool; after heat treatment for parts operating under alternating loads and subject to wear.

Note

Powder steel is corrosion resistant.
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
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	Cr	Fe	N	Mo
Standard	C	Cr	Fe	N	Mo
OST 107.460094.118-88	≤0.16	12-15	Rest	0.05-0.15	1.5-2.5

Fe is the basis.

Mechanical properties

Section, mm	σ_U, MPa	KCU, kJ/m²	HB, MPa
Section, mm	σ_U, MPa	KCU, kJ/m²	HB, MPa
Properties of the material to heat treatment at OST 107.460094.118-88
	≥500	≥88.2	130-170
Material properties for OST 107.460094.118-88 after heat treatment: a Vacation in vacuum at 750-850 °C (extract 3 hours)
	≥900	≥98	240-360

Description mechanical marks

Name	Description
Name	Description
σ_U	Limit short-term strength
KCU	Toughness
HB	Brinell hardness number

Physical characteristics

Temperature	r, kg/m³
Temperature	r, kg/m³
20	7400

A description of the physical symbols

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

Technological properties

Name	The value
Name	The value
Microstructure	Is not controlled to heat treatment. After heat treatment - Martensite alloyed ferrite.