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 # Class FrictionTranslational

 Last update: 09.03.2026 

<a id="VM_API_Pre_FrictionTranslational"></a>

Namespace: [VM.API.Pre](VM.API.Pre.md)  
Assembly: VM.API.Pre.dll

This class represents the friction translational

```csharp
public class FrictionTranslational : Friction

```

#### Inheritance

object ← [Friction](VM.API.Pre.Friction.md) ← [FrictionTranslational](VM.API.Pre.FrictionTranslational.md)

#### Inherited Members

[Friction.FrictionCoefficient](VM.API.Pre.Friction.md#VM_API_Pre_Friction_FrictionCoefficient), [Friction.StaticFrictionCoefficient](VM.API.Pre.Friction.md#VM_API_Pre_Friction_StaticFrictionCoefficient), [Friction.DynamicsThreshold](VM.API.Pre.Friction.md#VM_API_Pre_Friction_DynamicsThreshold), [Friction.StictionVelocity](VM.API.Pre.Friction.md#VM_API_Pre_Friction_StictionVelocity), [Friction.MaxStictionDeformation](VM.API.Pre.Friction.md#VM_API_Pre_Friction_MaxStictionDeformation), [Friction.FrictionEffect](VM.API.Pre.Friction.md#VM_API_Pre_Friction_FrictionEffect), [Friction.ReactionForce](VM.API.Pre.Friction.md#VM_API_Pre_Friction_ReactionForce), [Friction.BendingMoment](VM.API.Pre.Friction.md#VM_API_Pre_Friction_BendingMoment)

#### Extension Methods

[LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects&lt;T&gt;(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### <a id="VM_API_Pre_FrictionTranslational__ctor"></a> FrictionTranslational()

Default constructor

```csharp
public FrictionTranslational()

```

### <a id="VM_API_Pre_FrictionTranslational__ctor_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Managed_DAFUL_Constraints_Friction_EffectType_System_Boolean_System_Boolean_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Managed_DAFUL_Constraints_OverlapDeltaType_System_Boolean_"></a> FrictionTranslational(ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, EffectType, bool, bool, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, OverlapDeltaType, bool)

Initializes a new instance of the  class.

```csharp
public FrictionTranslational(ExpressionValueVariable frictionCoefficient, ExpressionValueVariable staticFrictionCoefficient, ExpressionValueVariable dynamicsThreshold, ExpressionValueVariable stictionVelocity, ExpressionValueVariable maxStictionDeformation, Friction.EffectType frictionEffect, bool reactionForce, bool bendingMoment, ExpressionValueVariable reactionArm, ExpressionValueVariable preForce, ExpressionValueVariable initialOverlap, OverlapDeltaType overlapOption, bool torsionalMoment)

```

#### Parameters

`frictionCoefficient` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The friction coefficient.

`staticFrictionCoefficient` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The static friction coefficient.

`dynamicsThreshold` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The dynamics threshold.

`stictionVelocity` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The stiction velocity.

`maxStictionDeformation` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The max stiction deformation.

`frictionEffect` [Friction](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMDCB/Friction.cs).[EffectType](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMDCB/Friction.cs)

The friction effect.

`reactionForce` bool

The reaction force.

`bendingMoment` bool

The bending moment.

`reactionArm` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The reaction arm.

`preForce` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The pre force.

`initialOverlap` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The initial overlap.

`overlapOption` OverlapDeltaType

The overlap option.

`torsionalMoment` bool

The torsional moment.

## Properties

### <a id="VM_API_Pre_FrictionTranslational_InitialOverlap"></a> InitialOverlap

The value for the initial overlap. The default value is 1.

```csharp
public ExpressionValueVariable InitialOverlap { get; set; }

```

#### Property Value

[ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

### <a id="VM_API_Pre_FrictionTranslational_OverlapOption"></a> OverlapOption

The value for the overlap option. The default value is .

```csharp
public OverlapDeltaType OverlapOption { get; set; }

```

#### Property Value

OverlapDeltaType

### <a id="VM_API_Pre_FrictionTranslational_PreForce"></a> PreForce

The value for the preForce. The default value is 0.

```csharp
public ExpressionValueVariable PreForce { get; set; }

```

#### Property Value

[ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

### <a id="VM_API_Pre_FrictionTranslational_ReactionArm"></a> ReactionArm

The value for the reaction arm. The default value is 1.

```csharp
public ExpressionValueVariable ReactionArm { get; set; }

```

#### Property Value

[ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

### <a id="VM_API_Pre_FrictionTranslational_TorsionalMoment"></a> TorsionalMoment

The value for the torsional moment. The default value is 'true'.

```csharp
public bool TorsionalMoment { get; set; }

```

#### Property Value

bool