Structured Manufacturing Data (2026)

Injection Lance/Nozzle

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Injection Lance/Nozzle used in the Chemical Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Injection Lance/Nozzle is characterized by the integration of Nozzle Body and Orifice Plate. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless Steel 316L construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A precision component that delivers reagents into a system under controlled conditions.

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Product Specifications

Technical details and manufacturing context for Injection Lance/Nozzle

Definition
The injection lance/nozzle is a critical component of reagent injection systems, designed to accurately introduce chemical reagents, additives, or other substances into industrial processes. It ensures precise flow control, proper dispersion, and maintains system integrity during injection operations.
Working Principle
The lance/nozzle operates by creating a controlled pathway for reagent flow. Pressure differentials force the reagent through the nozzle orifice, where it atomizes or streams into the target environment. The design controls flow rate, spray pattern, and penetration depth based on application requirements.
Common Materials
Stainless Steel 316L, Hastelloy C-276, Ceramic
Technical Parameters
  • Orifice diameter ranging from 0.5mm to 10mm depending on flow requirements (mm) Per Request
Components / BOM
  • Nozzle Body
    Main structural housing that contains internal flow channels
    Material: Stainless Steel
  • Orifice Plate Part
    Precision component with calibrated opening for flow control
    Material: Hardened Steel or Ceramic
  • Connection Fitting Part
    Interface for attaching to reagent supply lines
    Material: Stainless Steel
  • Sealing Gasket Part
    Prevents reagent leakage at connection points
    Material: PTFE or Viton

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Injection Lance/Nozzle.

chemical injection lance for reagent delivery precision nozzle for chemical manufacturing Hastelloy C-276 injection lance stainless steel 316L chemical nozzle ceramic orifice plate injection system

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Reagent Injection System
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 150 bar
flow rate: 0.5-50 L/min
temperature: -20°C to 400°C
slurry concentration: Up to 40% solids by weight
Media Compatibility
✓ Molten metals (e.g., steel, aluminum) ✓ Chemical reagents (e.g., oxygen, nitrogen, argon) ✓ Slurries (e.g., lime, carbon)
Unsuitable: Hydrofluoric acid or highly corrosive halogen environments
Sizing Data Required
  • System pressure and required injection velocity
  • Media flow rate and viscosity
  • Required penetration depth and mixing efficiency in the target vessel

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Abrasive erosion
Cause: High-velocity particulate matter in the injection medium causing gradual material loss, especially at nozzle orifices and internal surfaces.
Thermal fatigue cracking
Cause: Cyclic thermal stresses from rapid heating and cooling during operation, leading to crack initiation and propagation in the lance/nozzle material.
Maintenance Indicators
  • Visible spray pattern distortion or asymmetry indicating orifice wear or blockage.
  • Abnormal increase in injection pressure or flow rate to maintain process performance, signaling internal degradation.
Engineering Tips
  • Implement regular ultrasonic thickness testing and thermographic inspections to monitor material loss and thermal hotspots before failure.
  • Use erosion-resistant coatings (e.g., tungsten carbide) and optimize injection parameters (e.g., pressure, temperature) to reduce wear and thermal cycling stress.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality management systems ASTM A53/A53M-20 - Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless CE Marking - EU conformity for pressure equipment (PED 2014/68/EU)
Manufacturing Precision
  • Bore diameter: +/-0.02mm
  • Surface flatness at mating interface: 0.1mm
Quality Inspection
  • Dye Penetrant Test for surface defects
  • Spectrographic Analysis for material composition verification

Factories Producing Injection Lance/Nozzle

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are best for corrosive chemical injection applications?

For highly corrosive environments, Hastelloy C-276 offers superior resistance. Stainless Steel 316L is cost-effective for moderate conditions, while ceramic provides excellent wear resistance for abrasive reagents.

How does the orifice plate affect injection precision?

The orifice plate controls flow rate and droplet size, ensuring consistent reagent delivery. Precision machining maintains tight tolerances for accurate dosing in chemical processes.

What maintenance is required for injection lances in continuous operation?

Regular inspection of sealing gaskets and orifice plates is recommended. Material compatibility with reagents should be verified periodically to prevent degradation and maintain controlled delivery.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Chemical Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

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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