---
title: "Damper Frame"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:DAMPER_FRAME"
  data_integrity_hash: "7c912050d70f2fd85314dc48334bdde7"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:DAMPER_FRAME"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/damper-frame.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/damper-frame"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0-2.5 kPa differential pressure, -40°C to 120°C ambient temperature"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 3.0
    unit: "kPa"
    consequence: "Euler buckling instability under compressive loading from airflow pressure differential, combined with thermal expansion mismatch between aluminum frame and steel mounting hardware (Δα = 12.3×10⁻⁶/°C)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Corrosive condensate accumulation with pH &lt;4.0 from flue gas sulfur compounds"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Aluminum alloy 5052-H32 with 0.25mm anodized coating and drainage channels at 3° minimum slope"
  - node_2:
      trigger: "Resonant vibration at 85-95 Hz matching blade passing frequency"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Stiffener gussets at 300mm intervals and fillet radii ≥3.0mm at all stress concentrators"
bom_nodes:
  corner-brackets:
    type: "component"
    urn: "URN:CNFX:ME:CORNER_BRACKETS"
    interface_type: "physical-logic-coupled"
  mounting-flanges:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_FLANGES"
    interface_type: "physical-logic-coupled"
  blade-shaft-bearings:
    type: "component"
    urn: "URN:CNFX:ME:BLADE_SHAFT_BEARINGS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/damper-frame.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "6e937399d0e925e89755ab39242c433a7ae26aa0547e6d761f41bb3ef6b9f52d"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Damper Frame

## 1. Technical Definition
The structural framework that supports and houses the damper blades and sealing components within an airflow control damper assembly.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-2.5 kPa differential pressure, -40°C to 120°C ambient temperature**. Failure boundary: **3.0 kPa differential pressure causing permanent deformation exceeding 0.5% yield strain, or 150°C causing aluminum alloy temper degradation**, Mechanism: **Euler buckling instability under compressive loading from airflow pressure differential, combined with thermal expansion mismatch between aluminum frame and steel mounting hardware (Δα = 12.3×10⁻⁶/°C)**.

### 2.1 Analytical Physics Model
Governed by the **Harmonic Vibration Force Generation**:

> **Primary Equation**: $F_e = m \cdot r \cdot \omega^2 \sin(\omega t)$  
> **Engineering Impact**: Calculates centrifugal force for vibratory sifters/feeders.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| m | Eccentric Mass | Engineering Constant |
| r | Radius | Engineering Constant |
| \omega | Angular Frequency | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Corrosive condensate accumulation with pH &lt;4.0 from flue gas sulfur compounds | 8 | Intergranular corrosion at welded joints reducing cross-sectional area by &gt;15% | Aluminum alloy 5052-H32 with 0.25mm anodized coating and drainage channels at 3° minimum slope |
| Resonant vibration at 85-95 Hz matching blade passing frequency | 8 | High-cycle fatigue cracking initiating at sharp corner radii &lt;1.5mm | Stiffener gussets at 300mm intervals and fillet radii ≥3.0mm at all stress concentrators |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Sheet Metal Brake**, **Welding Positioner**, **Coordinate Measuring Machine**  
**Downstream Applications**: HVAC Airflow Control Damper, Industrial Ventilation Damper, Cleanroom Air Management System  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What materials are available for damper frames?
**A**: Our damper frames are manufactured from galvanized steel for general applications, stainless steel for corrosive environments, and aluminum for lightweight requirements.

### Q: What components are included in a damper frame assembly?
**A**: A complete damper frame assembly includes the structural frame, blade shaft bearings for smooth operation, corner brackets for reinforcement, and mounting flanges for secure installation.

### Q: How do I select the right damper frame for my application?
**A**: Consider your environmental conditions (corrosion resistance needs), weight requirements, and compatibility with existing damper blades and sealing components. Galvanized steel offers durability, stainless steel provides corrosion resistance, and aluminum reduces overall weight.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Damper Frame](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/damper-frame)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: DAMPER_FRAME | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 92c35cec
