Heat Treatment Guide
An AI-powered guide
Login

Management & Documentation

Effective management systems and documentation are the backbone of a reliable and efficient heat treatment operation, ensuring both quality and compliance.

Company Organizational Structure
A look at a typical hierarchy in a heat treatment facility.

A successful heat treatment operation relies on a well-defined structure where each role has clear responsibilities. While smaller shops may combine roles, larger facilities often have a dedicated team for each function.

Plant Manager / General Manager

Customer Service / Business Development

Administrator / Management

Quality Manager

Production Supervisor

Heat Treat Operator

Metallurgist / Lab Technician

Key Roles & Responsibilities
Understanding the duties of each team member is crucial for a smooth and effective operation.

Plant Manager / General Manager

Oversees all plant operations, including production, quality, safety, and financial performance.

Customer Service / Business Development

Manages client relationships, provides quotes, handles inquiries, and seeks new business opportunities.

Administrator / Management

Handles administrative tasks, customer communication, scheduling, and supports the management team.

Quality Manager

Ensures all products meet customer and industry standards, manages the QMS, and oversees testing and inspection.

Production Supervisor

Manages the day-to-day activities on the shop floor, schedules operators, and ensures production targets are met safely.

Heat Treat Operator

Operates furnaces, prepares and loads parts, monitors cycles, and performs initial quality checks.

Metallurgist / Lab Technician

Conducts material testing, microstructure analysis, and provides technical support for process development and troubleshooting.

Occupational Title and Responsibility
A breakdown of specialized roles and their core responsibilities within the heat treatment industry.

Technical Director/Manager

This senior role is the technical authority for the entire facility. They oversee all metallurgical processes, lead research and development for new treatments, ensure compliance with complex standards like AMS 2750 and Nadcap, and provide the final word on failure analysis and complex troubleshooting. A deep background in materials science or metallurgy is essential.

Process Engineer/Metallurgist

The hands-on expert for process integrity. This role involves designing and optimizing heat treatment cycles (recipes) for new parts, troubleshooting production issues like distortion or cracking, analyzing microstructures to verify results, and providing technical guidance to operators and supervisors to ensure processes are run correctly.

Quality Engineer

The guardian of the Quality Management System (QMS). This individual implements and maintains the QMS to meet standards like ISO 9001 or AS9100, manages internal and external audits, leads root cause analysis for non-conformances, and ensures all documentation and certifications are accurate and complete.

Maintenance Technician/Manager

Keeps the facility running. This role is responsible for the preventative maintenance, urgent repair, and ongoing calibration of all furnaces, quench systems, and support equipment. Their work is critical for ensuring equipment accuracy and minimizing costly downtime.

Sales Engineer

The bridge between the customer and the shop floor. This person combines deep technical knowledge with sales skills to understand customer needs, provide accurate quotes for complex jobs, and offer technical solutions that align with the facility's capabilities. They translate customer blueprints into actionable work orders.

Safety Coordinator/Manager

The champion for a safe workplace. This role ensures the facility complies with all safety regulations (e.g., OSHA), develops and conducts safety training for all personnel, manages the Personal Protective Equipment (PPE) program, and leads incident investigations to prevent future accidents.

Typical Heat Treatment Process Flow
A visual guide to the journey a part takes through a heat treatment facility, from receiving to shipping.

Receiving

Inspection

Pre-Cleaning

Loading / Racking

Heat Treatment

Quenching

Tempering

Final Testing

Shipping

Heat Treatment Production System
A systematic approach to managing the entire production flow of heat treatment operations, ensuring efficiency, consistency, and traceability from start to finish.
  • Job/Order Tracking: Following parts from receipt to dispatch.
  • Process Parameter Control: Ensuring furnaces and equipment are programmed with correct recipes for each job.
  • Scheduling & Capacity Planning: Optimizing furnace usage and managing lead times.
  • Data Logging: Automatically recording temperature, time, and atmosphere data for every cycle.
  • Maintenance Management: Scheduling preventative maintenance to minimize downtime and ensure equipment accuracy.
Quality Management System (QMS)
A formal system that documents processes, procedures, and responsibilities for achieving quality policies and objectives. In heat treatment, this is critical for meeting industry standards like CQI-9 or ISO 9001.
  • Documentation & Control: Managing standard operating procedures (SOPs), work instructions, and specifications.
  • Calibration & Verification: Ensuring all measurement and testing equipment (thermocouples, hardness testers) are accurate.
  • Non-conformance & Corrective Action: A systematic process for handling parts that don't meet specifications and preventing recurrence.
  • Traceability: Maintaining records to trace a part's entire history, including material certificates and heat treatment cycle data.
  • Internal Audits & Management Review: Regularly reviewing the system's effectiveness and driving continuous improvement.
Standards Library
Summaries of key industry standards that govern heat treatment quality and processes.
AMS 2750 (Pyrometry)
The aerospace industry standard for pyrometry. It governs temperature sensors, instrumentation, furnace temperature uniformity surveys (TUS), and system accuracy tests (SAT).
CQI-9 (AIAG Heat Treat System Assessment)
An automotive industry self-assessment for managing and improving heat treatment processes, ensuring consistent quality and control.
ISO 9001 (Quality Management)
A foundational international standard for a quality management system (QMS), focusing on customer satisfaction, process control, and continual improvement.
AS9100
The quality management systems standard for the aviation, space, and defense industries. It builds upon ISO 9001 with additional requirements specific to the aerospace industry.
ASTM Standards
ASTM International provides numerous standards for specific test methods, such as ASTM E18 for Rockwell hardness testing or ASTM E112 for determining grain size.
Nadcap
The National Aerospace and Defense Contractors Accreditation Program. An industry-managed approach to conformity assessment that brings together technical experts from prime contractors, suppliers, and government to establish requirements for special processes like heat treating.
Document Template Guide
Key fields to include in your critical heat treatment documents. While not downloadable templates, this guide ensures you capture the necessary data for compliance.
Furnace Log Template
Essential for traceability. A furnace log should capture all critical parameters for each heat treat cycle.

Essential Fields:

  • Date & Time
  • Furnace ID
  • Operator Name/ID
  • Job or Work Order Number
  • Material & Part Number
  • Temperature Setpoint & Actual
  • Cycle Duration (Soak Time)
  • Atmosphere Conditions (if applicable)
  • Quench Medium & Temperature
Temperature Uniformity Survey (TUS) Record
Documents the temperature variation within a furnace's working volume to ensure it meets the required uniformity for its class.

Essential Fields:

  • Survey Date
  • Furnace ID & Class
  • Test Temperature(s)
  • TC Locations (Diagram)
  • Corrective Factors for each TC
  • Stabilization Time & Readings
  • Max/Min Temperatures Recorded
  • Calculated Uniformity (+/-)
  • Pass/Fail Result
Heat Treatment Management System
Optimize Your Process with Expert Insights.
A thumbnail for the 'Heat Treatment Management System' video.
QMS Training Playlist
Watch our video series on Quality Management Systems to learn more about ISO 9001 and other standards.
A modern, professional YouTube-style interface showcasing a QMS (Quality Management System) playlist.