INDUSTRY COMPONENT

Probe Tip/Rod

Precision contact point for industrial sensors that transfers physical measurements to sensing elements.

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Component Specifications

Definition
A probe tip or rod is the terminal component of a sensing probe that makes direct contact with the target material or surface to detect physical properties such as temperature, pressure, conductivity, or dimensional characteristics. It serves as the interface between the measurement environment and the sensor's internal transduction elements, ensuring accurate signal transmission while protecting sensitive internal components from environmental damage.
Working Principle
The probe tip/rod operates on direct contact measurement principles where physical contact with the target transfers thermal, mechanical, or electrical signals through the rod to the sensing element. For temperature probes, it conducts heat to thermocouples or RTDs; for dimensional probes, it transmits displacement to strain gauges or LVDTs; for conductivity probes, it completes electrical circuits through the material being tested.
Materials
Stainless steel (304, 316), tungsten carbide, ceramic (alumina, zirconia), platinum, nickel alloys (Inconel), copper alloys, depending on application requirements for corrosion resistance, thermal conductivity, wear resistance, and electrical properties.
Technical Parameters
  • Length 10-500 mm
  • Diameter 0.5-10 mm
  • Tip Geometry Flat, spherical, conical, needle
  • Surface Finish Ra 0.2-1.6 μm
  • Temperature Range -200°C to 1200°C
  • Electrical Resistance <1 ohm for conductive probes
  • Straightness Tolerance 0.01 mm/100 mm
Standards
ISO 10360, DIN 2271, ISO 17025, ASTM E230

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Probe Tip/Rod.

probe tip sensing rod measurement probe contact sensor industrial probe temperature probe tip dimensional probe conductivity rod sensor component Probe Tip/Rod Probe Tip/Rod in Machinery and Equipment Manufacturing

Parent Products

This component is used in the following industrial products

Sensing Element/Probe

The core component of a level sensor/transmitter that directly interacts with the measured medium to detect liquid or solid levels.

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Engineering Analysis

Risks & Mitigation
  • Wear and dimensional degradation
  • Thermal damage from excessive temperatures
  • Chemical corrosion in aggressive environments
  • Mechanical deformation from excessive force
  • Contamination affecting measurement accuracy
FMEA Triads
Trigger: Abrasive wear from continuous contact
Failure: Dimensional inaccuracy exceeding tolerance limits
Mitigation: Implement regular calibration schedules and use wear-resistant materials like tungsten carbide
Trigger: Thermal cycling beyond material limits
Failure: Cracking or deformation of probe tip
Mitigation: Select materials with appropriate thermal expansion coefficients and implement temperature monitoring
Trigger: Chemical exposure to corrosive substances
Failure: Surface pitting and measurement drift
Mitigation: Use corrosion-resistant materials and protective coatings with regular inspection protocols

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.005 mm for dimensional probes, ±0.5°C for temperature probes
Test Method
Coordinate measurement for dimensional verification, calibrated reference standards for temperature/conductivity validation, surface profilometry for wear assessment

Buyer Feedback

★★★★☆ 4.6 / 5.0 (29 reviews)

"Impressive build quality. Especially the technical reliability is very stable during long-term operation."

"As a professional in the Machinery and Equipment Manufacturing sector, I confirm this Probe Tip/Rod meets all ISO standards."

"Standard OEM quality for Machinery and Equipment Manufacturing applications. The Probe Tip/Rod arrived with full certification."

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Frequently Asked Questions

What factors determine probe tip material selection?

Material selection depends on application requirements: stainless steel for general purpose, tungsten carbide for wear resistance, ceramics for high temperature insulation, platinum for chemical inertness, and specific alloys for thermal or electrical properties.

How does probe tip geometry affect measurement accuracy?

Tip geometry determines contact area and pressure distribution. Spherical tips provide consistent point contact, flat tips ensure uniform surface contact, conical tips allow precise positioning, and needle tips enable penetration into materials.

What maintenance is required for probe tips?

Regular cleaning to remove contaminants, inspection for wear or damage, calibration verification, and replacement when dimensional tolerances exceed specifications or surface degradation affects measurement accuracy.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Get Quote for Probe Tip/Rod

Probe Body / Sheath Probe Tip/Sensing Element