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Steel 32KH06L

Designation

Name The value
Designation GOST Cyrillic 32Х06Л
Designation GOST Latin 32X06L
Transliteration 32H06L
The chemical elements 32Cr06

Description

32KH06L steel is used: for the production of castings brackets, rockers, rollers and other critical parts with wall thickness up to 50 mm and weighing up to 80 kg; the various parts of the car.

Standards

Name Code Standards
Castings, steel В82 GOST 977-88, OST 3-4365-79

Chemical composition

Standard C S P Mn Cr Si Fe
GOST 977-88 0.25-0.35 ≤0.05 ≤0.05 0.4-0.9 0.5-0.8 0.2-0.4 The rest
Fe is the basis.

Mechanical characteristics

Section, mm sT|s0,2, MPa σB, MPa d5, % y, % kJ/m2, кДж/м2 Brinell hardness number, MPa
Quenching with 890-910 °C + vacation at 620-660 °C
100 ≥441 ≥638 ≥10 ≥20 ≥491 -
Annealing at 880-890 °C, air cooling up to 250-300 °C + aging furnace 2 h at 250 °C + heat to 600-610 °C + quenching in oil with 910-920 °C + vacation at 580-590 °C, air cooling (indicate place of clippings sample)
100 430-490 660-700 17-22 39-58 - 170-216
200 370-430 700-760 9-19 19-46 - 170
100 390-495 660-700 12-22 22-51 - 187-206
200 365-500 690-710 13-17 21-36 - 170
30 450-515 620-720 16-22 24-51 - 206-229
50 390-455 680-700 17-22 36-48 - 187-229

Description mechanical marks

Name Description
Section Section
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

Physical characteristics

Temperature Е, ГПа G, ГПа r, кг/м3 l, Вт/(м · °С) R, НОм · м a, 10-6 1/°С С, Дж/(кг · °С)
0 216 84 7850 50 235 - -
20 216 - 7850 50 235 - -
100 211 82 - 49 269 124 491
200 207 80 - 46 333 128 508
300 195 76 - 42 425 132 521
400 178 68 - 39 527 136 533
500 174 66 - 36 658 14 567
600 166 63 - 32 797 144 584
700 146 55 - 29 952 147 622
800 131 49 - 26 1109 12 701
900 - - - 27 1158 12 701
1100 - - - - - 127 784

A description of the physical symbols

Name Description
Е The normal elasticity modulus
r Density
l Coefficient of thermal conductivity
R UD. the resistivity

Technological properties

Name The value
Weldability limited saravama Requires preheating and subsequent heat treatment. Method of welding - RDS
Propensity to temper brittleness tend not
Flock-sensitive sensitivity not sensitive

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