---
title: "Bucket Shell/Chassis"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:BUCKET_SHELLCHASSIS"
  data_integrity_hash: "48719908336caed7cd10b6e96f80524e"
  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:BUCKET_SHELLCHASSIS"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/bucket-shellchassis.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/bucket-shellchassis"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0-150 kN compressive load, -40°C to 120°C ambient temperature"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 180
    unit: "MPa"
    consequence: "Plastic deformation due to stress exceeding yield strength (SAE 1010 steel: σ_y = 180 MPa) under combined bending and torsional loading"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Corrosive chloride ion concentration exceeding 500 ppm in operating environment"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Apply 300 μm epoxy-polyamide coating with 6% zinc phosphate inhibitor, specify post-weld stress relief at 600°C for 2 hours"
  - node_2:
      trigger: "Resonant vibration at 85-95 Hz matching chassis natural frequency"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement tuned mass damper with 15 kg inertial mass, redesign mounting geometry to shift natural frequency to 120 Hz"
bom_nodes:
  side-panels:
    type: "component"
    urn: "URN:CNFX:ME:SIDE_PANELS"
    interface_type: "physical-logic-coupled"
  base-plate:
    type: "component"
    urn: "URN:CNFX:ME:BASE_PLATE"
    interface_type: "physical-logic-coupled"
  reinforcement-ribs:
    type: "component"
    urn: "URN:CNFX:ME:REINFORCEMENT_RIBS"
    interface_type: "physical-logic-coupled"
  mounting-brackets:
    type: "component"
    urn: "URN:CNFX:ME:MOUNTING_BRACKETS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING - MACHINERY DIRECTIVE 2006/42/EC"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/bucket-shellchassis.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "f21066cfb7025dc91340664aad1ba4e246037efac06e4f2d63146c229cfc7070"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Bucket Shell/Chassis

## 1. Technical Definition
The structural outer casing and base frame of a starter bucket unit

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0-150 kN compressive load, -40°C to 120°C ambient temperature**. Failure boundary: **Yield point at 180 MPa von Mises stress, 2.0 mm permanent deformation threshold**, Mechanism: **Plastic deformation due to stress exceeding yield strength (SAE 1010 steel: σ_y = 180 MPa) under combined bending and torsional loading**.

### 2.1 Analytical Physics Model
Governed by the **Frame Structural Deflection Analysis**:

> **Primary Equation**: $\delta = \frac{5 q L^4}{384 E I}$  
> **Engineering Impact**: Ensures structural stability for multi-stage machines.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| q | Uniform Load | Engineering Constant |
| E | Elastic Modulus | Engineering Constant |
| I | Moment of Inertia | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Corrosive chloride ion concentration exceeding 500 ppm in operating environment | 8 | Stress corrosion cracking initiating at weld heat-affected zones | Apply 300 μm epoxy-polyamide coating with 6% zinc phosphate inhibitor, specify post-weld stress relief at 600°C for 2 hours |
| Resonant vibration at 85-95 Hz matching chassis natural frequency | 8 | Fatigue crack propagation from mounting bolt holes at 10^6 cycles | Implement tuned mass damper with 15 kg inertial mass, redesign mounting geometry to shift natural frequency to 120 Hz |

## 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**: **Hydraulic Press Brake**, **Welding Positioner**, **Shot Blasting Machine**  
**Downstream Applications**: Excavator Buckets, Loader Buckets, Tractor Buckets  

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

### Q: What materials are available for the bucket shell/chassis?
**A**: Our bucket shells/chassis are manufactured using high-grade stainless steel or carbon steel, offering corrosion resistance and structural durability for various industrial environments.

### Q: What components are included in the bucket shell assembly?
**A**: Each bucket shell/chassis includes a base plate, mounting brackets, reinforcement ribs, and side panels, designed for easy integration with starter bucket units in machinery applications.

### Q: How does the bucket shell enhance starter bucket performance?
**A**: The reinforced structural design provides stability and protection for internal components, ensuring reliable operation and extended service life in demanding equipment manufacturing settings.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS
- CE MARKING - MACHINERY DIRECTIVE 2006/42/EC

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Bucket Shell/Chassis](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/bucket-shellchassis)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: BUCKET_SHELLCHASSIS | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 9fb39c6b
