AWS C3.7 : 1999

Personnel
Foreword
1. Scope
2. Applicable Documents
3. Classification of Brazed Joints
     3.1 Method of Classification
     3.2 Class A Joints
     3.3 Class B Joints
     3.4 Class C Joints
     3.5 No Class Specified
4. Process Requirements
     4.1 Process Description
     4.2 General Furnace Requirements
     4.3 Temperature Requirements
     4.4 Furnace or Oven Operational Requirements
     4.5 Fixtures
     4.6 Aluminum Brazing Materials
     4.7 Product Brazing Requirements
     4.8 Brazing Procedure Qualification
     4.9 Safety and Health
5. Quality Assurance Provisions
     5.1 Responsibility for Inspection
     5.2 Responsibility for Compliance
     5.3 Sequence of Inspection and Manufacturing Operations
     5.4 Required Nondestructive Examination of Brazed Joints
     5.5 Acceptance Criteria
     5.6 Process Completion
6. Definitions
Annex A - Guidelines for Preparation of Technical
          Inquiries for AWS Technical Committees
A1. Introduction
A2. Procedure
A3. Interpretation of Provisions of the Standard
A4. Publication of Interpretations
A5. Telephone Inquiries
A6. The AWS Technical Committee
AWS Brazing and Soldering Documents

Establishes minimum fabrication and quality requirements for the brazing of aluminum and aluminum alloys. Standardizes brazing process requirements and control braze joint quality for all applications where braze joints of assured quality are necessary.