AWS D14.7/D14.7M : 2005
AWS D14.7/D14.7M : 2005
RECOMMENDED PRACTICES FOR SURFACING AND RECONDITIONING OF INDUSTRIAL MILL ROLLS
American Welding Society
RECOMMENDED PRACTICES FOR SURFACING AND RECONDITIONING OF INDUSTRIAL MILL ROLLS
American Welding Society
Personnel
Foreword
Table of Contents
List of Tables
List of Figures
1. Scope
2. Normative References
2.1 AWS References
2.2 ASTM References
3. Definitions
4. Base Materials for Rolls, Arbors, Sleeves, and
Fabricated Journals
4.1 Overview
4.2 Chemical Composition
4.3 Weldability
4.4 Mechanical Properties
4.5 Thermal Processing
5. Surface Preparation
5.1 General
5.2 Stress Relieving Prior to Processing
5.3 Surface Condition
5.4 Methods of Cleaning
5.5 Inspection after Cleaning
5.6 Premachining for Welding
5.7 Inspection after Machining
5.8 Documentation and Reporting
6. Welding Consumables
6.1 Overview
6.2 Flux Types
6.3 Wire Electrodes
7. Properties of Weld Deposits
7.1 General
7.2 Properties and Composition of Buildup Materials
7.3 Properties and Composition of Overlay Materials
8. Welding Techniques and Process Control
8.1 Overview
8.2 Preheat and Interpass Temperature
8.3 Body Run-Off Rings
8.4 Welding Parameters
8.5 Considerations Specific to Journal Repair,
Buildup, or Overlay
8.6 Postweld Heat Treatment
9. Procedure Qualification and Tests
9.1 Procedure Qualifications (WPS)
9.2 Procedure Qualifications (PQR)
9.3 Type of Tests Required
10. Repair and Correction
10.1 General
10.2 Examples of Nonconformance
10.3 Purchaser's and Manufacturer's Obligations
11. Finish Machining and Final Inspection
11.1 Setup
11.2 Rough Machining
11.3 In-Process Inspection
11.4 Final Machining
11.5 Final Inspection
11.6 Nonconformance
11.7 Documentation and Reporting
12. Quality Assurance
12.1 General
12.2 Quality System Outline
Annex A (Informative) - Flux and Wire Consumables
Annex B (Informative) - Guidelines for Preparation of Technical
Inquiries for AWS Technical Committees
Annex C (Informative) - Recommended Forms
Annex D (Informative) - Bibliography
List of AWS Documents on Machinery and Equipment
Provides guidance on surfacing, repair, and reconditioning of industrial mill rolls in the heavy metals, paper, plastic, or lumber industries.
Document Type | Standard |
Status | Current |
Publisher | American Welding Society |