AISI 4145 H MODIFIED Quenched & Tempered Tube

Nombres alternativos y comerciales
AISI 4145 H MODIFIED, UNS G41450
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Description

AISI 4145H is a chromium – molybdenum low alloy tempered steel. It has improved hardenability and is more is commonly used in the high strength condition with min.110 KSI yield.

Related Standards

Equivalent Materials

Los datos sobre este material han sido proporcionados por Sverdrup Steel.

A menos que se indique lo contrario, todas las medidas corresponden a condiciones de temperatura ambiente. A menos que se indique lo contrario, se utilizan las unidades del SI.
Las normas armonizadas son similares a uno o varios estándares del proveedor. Es posible que algunas normas armonizadas se ajusten al estándar original, mientras que otras pueden quedar fuera de su alcance.

Ashby charts

Propiedades

Medidas

PropertyValue

Diámetro

88.9 - 406.4 mm

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Mecánica

PropertyTemperatureValue

Charpy impact energy, V-notch

-20.0 °C

27 J

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Dureza Brinell

23.0 °C

233 - 341 [-]

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Elongación

23.0 °C

14.5 - 20 %

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Límite elástico Rp 0,2

23.0 °C

689 - 758 MPa

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Resistencia a la tracción

23.0 °C

896 - 1068 MPa

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Chemical properties

PropertyValue

Azufre

0.025 %

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Carbono

0.43 - 0.48 %

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Cromo

0.8 - 1.1 %

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Fósforo

0.03 %

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Hierro

Balance

Manganeso

0.75 - 1 %

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Molibdeno

0.15 - 0.35 %

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Silicona

0.15 - 0.35 %

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Technological properties

Property
Application areas

AISI 4145H is a low alloy steel suitable for downhole drilling tools such as subs, x-overs, drill collars, pup-joints and fishing tools. General engineering applications include components exposed to heavy strain, such as shafts, gear, bolts etc. AISI 4145H can also be used in hardened condition as machine parts exposed to heavy wear.

Heat Treatment

Quenched and Tempered

Welding

Poor, can be welded.