INDUSTRY COMPONENT

Pressure Gauge Port

Pressure gauge port for inert gas supply manifolds, enabling pressure monitoring and system control.

Component Specifications

Definition
A specialized threaded or flanged connection point on an inert gas supply manifold designed to securely mount a pressure gauge, allowing real-time monitoring of gas pressure within the system to ensure safe and efficient operation.
Working Principle
Provides a sealed interface between the manifold's internal gas flow and the pressure gauge. The port transmits pressure from the gas stream to the gauge's sensing element (typically a Bourdon tube, diaphragm, or capsule), which converts pressure into mechanical movement displayed on the gauge dial.
Materials
Stainless steel (AISI 316L/304), brass (C36000), or carbon steel with corrosion-resistant coatings; compatible with inert gases like nitrogen, argon, or helium.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Port Size1/4" to 1/2" NPT common
Thread TypeNPT, BSP, or metric threads (e.g., G1/4, M20x1.5)
Sealing MethodO-ring, gasket, or thread sealant
Pressure RatingUp to 3000 psi (207 bar)
Temperature Range-20°C to 150°C
Connection OrientationVertical, horizontal, or angled

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards
ISO 1179, DIN 3852, ASME B1.20.1

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Leakage due to improper sealing
  • Thread damage during installation
  • Corrosion from incompatible materials
  • Overpressure if gauge fails
FMEA Triads
Trigger: Incorrect thread sealing or overtightening
Failure: Gas leakage leading to pressure loss or safety hazards
Mitigation: Use proper sealants (e.g., PTFE tape), follow torque specifications, and conduct leak tests
Trigger: Material incompatibility with inert gas or environment
Failure: Corrosion or contamination of gas supply
Mitigation: Select materials like stainless steel 316L for high purity, and validate compatibility charts

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
Thread tolerances per ISO 1179 (e.g., ±0.1 mm on major diameter), pressure rating ±5%
Test Method
Helium leak test (ASTM E493), pressure cycling test per ISO 19879, material certification per ASTM A240/A479

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Pressure Gauge Port

Manufacturer profiles associated with Pressure Gauge Port.

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Frequently Asked Questions

What is the purpose of a pressure gauge port on an inert gas manifold?

It allows installation of a pressure gauge to monitor real-time gas pressure, ensuring system safety, leak detection, and optimal performance in applications like welding, food packaging, or chemical processing.

How do I select the right pressure gauge port?

Consider gas compatibility, pressure/temperature ratings, thread type (NPT/BSP), material (stainless steel for corrosive environments), and compliance with industry standards like ISO or DIN.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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