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

Steel 20ХНЛ

Designation

Name The value
Designation GOST Cyrillic 20ХНЛ
Designation GOST Latin 20XHL
Transliteration 20HNL
The chemical elements 20CrН

Description

20ХНЛ steel is used: for the manufacture of the 1st, 2nd and 3rd groups casting parts of pipe fittings high tensile strength, operating temperatures of the working medium up to +400 °C without limitations nominal operating pressure.

Standards

Name Code Standards
Castings, steel В82 OST 26-07-402-83, ST ЦКБА 014-2004

Chemical composition

Standard C S P Mn Cr Si Ni Fe Cu
ST ЦКБА 014-2004 0.2-0.3 ≤0.04 ≤0.04 0.35-0.9 0.4-2 0.2-0.6 0.4-1.5 The rest ≤0.3
Fe is the basis.

Mechanical characteristics

sT|s0,2, MPa σB, MPa d y, % kJ/m2, кДж/м2
Casting parts of pipe fittings. Annealing at 850-900 °C, cooling with the furnace to 600 °C further cooling in air
≥250 ≥450 ≥19 ≥30 ≥400

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
d 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. :)