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RK 442

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Description

nico. Tubo de aç

Main applications

  • Mechanical pipe for construction of hydraulic cylinders
  • bushes of pumps
  • machine components

Delivery status

Mechanical pipe for construction of hydraulic cylinders, bushes of pumps, machine components

Hardness of the supply

  • Min: Natural
  • Med: Natural
  • Max: -
  • Composition
  • Services
  • Heat Treatments
  • Download

Profiles available

Thickness Tolerance
Tube On Request EN 10297-1

Chemical composition (%) 1

Min Med Max
C
0,22
Si
0,55
Mn
1,60
P
0,030
S
0,035

Physical properties

Density : 7,85
10ˉ⁶m/mK
20 a 100 ⁰C 20 a 200 ⁰C 20 a 300 ⁰C 20 a 400 ⁰C 20 a 500 ⁰C 20 a 600 ⁰C 20 a 700 ⁰C
11,1 12,1 12,90 --- --- --- ---
Thermal Conductivity W/mk
20 ⁰C 200 ⁰C 300 ⁰C 350 ⁰C 400 ⁰C 600⁰C 700 ⁰C
54 --- --- --- --- --- ---
GPa
-100 ⁰C 0 ⁰C 20 ⁰C 100 ⁰C 200 ⁰C 300 ⁰C 400 ⁰C 500 ⁰C 600 ⁰C
--- --- 210 205 197 190 --- --- ---

Mechanical properties

Condition Ø Thickness Mechanical properties
Hardness Rm Rp0,2 ReH A Z RC
Hardened and tempered - - - - - - - -
Drawn (+C) - - - - - - - -
Ground (+SH) - - - - - - - -
N/A - - - - - - - -
Hardened and tempered - - - - - - - -
Drawn (+C) - - - - - - - -
Ground (+SH) - - - - - - - -
N/A - - - - - - - -
Hardened and tempered - - - - - - - -
Drawn (+C) - - - - - - - -
Ground (+SH) - - - - - - - -
N/A - - - - - - - -
Hardened and tempered - - - - - - - -
Drawn (+C) - - - - - - - -
Ground (+SH) - - - - - - - -
N/A - - - - - - - -
Hardened and tempered - - - - - - - - -
Drawn (+C) - - - - - - - - -
Ground (+SH) - - - - - - - - -
N/A - - - - - - - - -
Hardened and tempered - - - - - - - - -
Drawn (+C) - - - - - - - - -
Ground (+SH) - - - - - - - - -
N/A - - - - - - - - -

Notes on mechanical properties

ReH e A% fazem parte da especificação do material.

You can print this information
Updated on: 03.10.2022
  • Composition

    Profiles available

      • Tube
      • On Request
      • EN 10297-1

    Chemical composition (%) 1

    Min Med Max
    C
    0,22
    Si
    0,55
    Mn
    1,60
    P
    0,030
    S
    0,035

    Physical properties

    Density : 7,85
    10ˉ⁶m/mK
    20 a 100 ⁰C 11,1
    20 a 200 ⁰C 12,1
    20 a 300 ⁰C 12,90
    20 a 400 ⁰C ---
    20 a 500 ⁰C ---
    20 a 600 ⁰C ---
    20 a 700 ⁰C ---
    Thermal Conductivity W/mk
    20 ⁰C 54
    200 ⁰C ---
    300 ⁰C ---
    350 ⁰C ---
    400 ⁰C ---
    600⁰C ---
    700 ⁰C ---
    GPa
    -100 ⁰C ---
    0 ⁰C ---
    20 ⁰C 210
    100 ⁰C 205
    200 ⁰C 197
    300 ⁰C 190
    400 ⁰C ---
    500 ⁰C ---
    600 ⁰C ---

    Mechanical properties

    Please refer to the table in the downloads section.

    Notes on mechanical properties

    ReH e A% fazem parte da especificação do material.

  • Services
  • Heat Treatments
  • Download

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Hardness HB

Hardness HRC

Resistance to abrasive wear

Resistance to adhesive wear

Resistance to tempering

Resistance to heat wear

Resistance to fatigue

Compressive strength

Toughness

Ductility

Corrosion resistance

Machinability

Suitability for welding

Suitability for polishing

Thermal fatigue

Suitability for nitriding

Suitability for texture

Number of cycles (Durability)

Creep resistance

Hardenability

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