By visiting this site, you accept the use of cookies. More about our cookie policy.

Steel 20Х3МВФЛ (ЭИ415Л)

Designation

Name The value
Designation GOST Cyrillic 20Х3МВФЛ
Designation GOST Latin 20X3MBFL
Transliteration 20H3MVFL
The chemical elements 20Cr3MoWV
Name The value
Designation GOST Cyrillic ЭИ415Л
Designation GOST Latin EI415L
Transliteration EhI415L
The chemical elements -

Description

20Х3МВФЛ steel is used: for the manufacture of casting parts for gas turbines and axial compressors operating at temperatures up to +560 °C.

Note

Steel pearlitic class.

Standards

Name Code Standards
Castings, steel В82 OST 108.961.04-80, TU 108.02.123-87

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu V Mo W
OST 108.961.04-80 0.16-0.24 ≤0.025 ≤0.03 0.35-0.75 2.8-3.3 0.2-0.42 ≤0.6 The rest ≤0.2 0.6-0.85 0.35-0.55 0.3-0.5
Fe is the basis.

Mechanical characteristics

sT|s0,2, MPa σB, MPa d5, % y, % kJ/m2, кДж/м2
Casting parts of gas turbines. Quenching in oil with 1030-1060 °C + vacation at 660-700 °C, air cooling
≥441 ≥589 ≥12 ≥35 390

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
y The relative narrowing
kJ/m2 Toughness

Our consultant will save your time

+49(1516) 758 59 40
Telegram:
WhatsApp:

Subscription

Special offers and discounts. :)