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

Steel 12Х2НВМЛ (on-3)

Designation

Name The value
Designation GOST Cyrillic 12Х2НВМЛ
Designation GOST Latin 12X2HBML
Transliteration 12H2NVML
The chemical elements 12Cr2НWMo
Name The value
Designation GOST Cyrillic ВКЛ-3
Designation GOST Latin BKL-3
Transliteration VKL-3
The chemical elements WCoBe-3

Description

12Х2НВМЛ steel is used: for the manufacture of casting parts of aviation, accurate methods of casting in ceramic form of constant models.

Note

Structural alloy steel.

Standards

Name Code Standards
Castings, steel В82 OST 3-4365-79, OST 1 90093-82

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu N Al Mo W
OST 1 90093-82 0.09-0.16 ≤0.025 ≤0.025 0.3-0.7 1.9-2.4 0.2-0.6 0.8-1.2 The rest ≤0.3 ≤0.015 ≤0.08 0.2-0.3 1-1.4
Fe is the basis.

Mechanical characteristics

sT|s0,2, MPa σB, MPa d5, % y, % kJ/m2, кДж/м2 Brinell hardness number, MPa
Gradation of performance properties of the finished heat-treated parts for OST 1 90005-91
- 980-1230 - - 30-38 285-388
Casting. The preliminary heat treatment: anneal at 890-910 °C, cooling with the furnace to 680 °C, then air, or the normalization at 890-910 °C with following tempering at 670-690 °C to + Final heat treatment: Quenching in oil with 890-910 °C + Vacation at 540-560 °C, air cooling
≥880 ≥980 ≥9 ≥30 ≥392 285-388

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. :)