AS/NZS 3957:2014
Light-transmitting screens and curtains for welding operations
Sets out the safety and physical requirements for light-transmitting screens and curtains intended to provide protection against hazardous radiation generated during welding processes, while simultaneously affording visual contact with the working position.
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AS/NZS 3957:2014 LIGHT-TRANSMITTING SCREENS AND CURTAINS FOR WELDING OPERATIONS
PREFACE
FOREWORD
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Welding curtain
1.4.2 Welding screen
SECTION 2 DESIGN, CONSTRUCTION AND PERFORMANCE REQUIREMENTS
2.1 DESIGN AND CONSTRUCTION
2.1.1 General
2.1.2 Visibility
2.2 PERFORMANCE REQUIREMENTS
2.2.1 General
2.2.2 Transmission of optical radiation
2.2.3 Resistance to ultraviolet radiation
2.2.4 Seam and eyelet strength
2.2.5 Flame propagation
SECTION 3 CLASSIFICATION AND MATERIALS
3.1 CLASSIFICATION
3.2 MATERIALS
SECTION 4 MARKING
APPENDIX A - DETERMINATION OF ULTRAVIOLET SPECTRAL TRANSMITTANCE
A1 SCOPE
A2 PRINCIPLE
A3 APPARATUS
A4 SPECIMEN PREPARATION
A5 SCALE CALIBRATION OF SPECTROPHOTOMETER
A6 PROCEDURE
A7 TEST REPORT
APPENDIX B - DETERMINATION OF LUMINOUS TRANSMITTANCE
B1 SCOPE
B2 PRINCIPLE
B3 APPARATUS
B4 SPECIMEN
B5 SPECIMEN PREPARATION
B6 PROCEDURE
B7 CALCULATION
B8 TEST REPORT
APPENDIX C - DETERMINATION OF BLUE LIGHT RADIANCE REDUCTION FACTOR
C1 SCOPE
C2 PRINCIPLE
C3 APPARATUS
C4 SPECIMEN PREPARATION
C5 PROCEDURE
C6 CALCULATION
C7 TEST REPORT
APPENDIX D - DETERMINATION OF LUMINANCE FACTOR
D1 SCOPE
D2 PRINCIPLE
D3 APPARATUS
D4 SPECIMEN PREPARATION
D5 PROCEDURE
D6 CALCULATION
D7 TEST REPORT
APPENDIX E - DETERMINATION OF RESISTANCE TO ULTRAVIOLET RADIATION
E1 SCOPE
E2 PRINCIPLE
E3 APPARATUS
E4 SPECIMEN
E5 SPECIMEN PREPARATION
E6 PROCEDURE
E7 REPORTING OF RESULTS
APPENDIX F - ASSESSMENT OF SEAM AND EYELET STRENGTH
F1 SCOPE
F2 PRINCIPLE
F3 APPARATUS
F4 SPECIMEN
F5 SPECIMEN PREPARATION
F6 PROCEDURE
F6.1 Samples with two eyelets under test
F6.2 Samples with one eyelet under test
F6.3 Samples with no eyelets under test
F7 TEST REPORT
APPENDIX G - DETERMINATION OF FLAME PROPAGATION CHARACTERISTICS
G1 SCOPE
G2 PRINCIPLE
G3 APPARATUS
G4 SPECIMEN
G5 SPECIMEN PREPARATION
G6 PROCEDURE
G7 TEST REPORT
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References
Filters for eye protectors - Part 1: Filters for protection against radiation generated in welding and allied operations
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AS/NZS 3957:2014 LIGHT-TRANSMITTING SCREENS AND CURTAINS FOR WELDING OPERATIONS
PREFACE
FOREWORD
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Welding curtain
1.4.2 Welding screen
SECTION 2 DESIGN, CONSTRUCTION AND PERFORMANCE REQUIREMENTS
2.1 DESIGN AND CONSTRUCTION
2.1.1 General
2.1.2 Visibility
2.2 PERFORMANCE REQUIREMENTS
2.2.1 General
2.2.2 Transmission of optical radiation
2.2.3 Resistance to ultraviolet radiation
2.2.4 Seam and eyelet strength
2.2.5 Flame propagation
SECTION 3 CLASSIFICATION AND MATERIALS
3.1 CLASSIFICATION
3.2 MATERIALS
SECTION 4 MARKING
APPENDIX A - DETERMINATION OF ULTRAVIOLET SPECTRAL TRANSMITTANCE
A1 SCOPE
A2 PRINCIPLE
A3 APPARATUS
A4 SPECIMEN PREPARATION
A5 SCALE CALIBRATION OF SPECTROPHOTOMETER
A6 PROCEDURE
A7 TEST REPORT
APPENDIX B - DETERMINATION OF LUMINOUS TRANSMITTANCE
B1 SCOPE
B2 PRINCIPLE
B3 APPARATUS
B4 SPECIMEN
B5 SPECIMEN PREPARATION
B6 PROCEDURE
B7 CALCULATION
B8 TEST REPORT
APPENDIX C - DETERMINATION OF BLUE LIGHT RADIANCE REDUCTION FACTOR
C1 SCOPE
C2 PRINCIPLE
C3 APPARATUS
C4 SPECIMEN PREPARATION
C5 PROCEDURE
C6 CALCULATION
C7 TEST REPORT
APPENDIX D - DETERMINATION OF LUMINANCE FACTOR
D1 SCOPE
D2 PRINCIPLE
D3 APPARATUS
D4 SPECIMEN PREPARATION
D5 PROCEDURE
D6 CALCULATION
D7 TEST REPORT
APPENDIX E - DETERMINATION OF RESISTANCE TO ULTRAVIOLET RADIATION
E1 SCOPE
E2 PRINCIPLE
E3 APPARATUS
E4 SPECIMEN
E5 SPECIMEN PREPARATION
E6 PROCEDURE
E7 REPORTING OF RESULTS
APPENDIX F - ASSESSMENT OF SEAM AND EYELET STRENGTH
F1 SCOPE
F2 PRINCIPLE
F3 APPARATUS
F4 SPECIMEN
F5 SPECIMEN PREPARATION
F6 PROCEDURE
F6.1 Samples with two eyelets under test
F6.2 Samples with one eyelet under test
F6.3 Samples with no eyelets under test
F7 TEST REPORT
APPENDIX G - DETERMINATION OF FLAME PROPAGATION CHARACTERISTICS
G1 SCOPE
G2 PRINCIPLE
G3 APPARATUS
G4 SPECIMEN
G5 SPECIMEN PREPARATION
G6 PROCEDURE
G7 TEST REPORT
Previous versions
AS/NZS 3957:2014
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.