I.S. EN 1999-1-1:2007
|
EUROCODE 9: DESIGN OF ALUMINIUM STRUCTURES - PART 1-1: GENERAL STRUCTURAL RULES (INCLUDING IRISH NATIONAL ANNEX) |
09/30200834 DC : 0
|
BS EN 1559-1 - FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 1: GENERAL |
10/30195039 DC : 0
|
BS EN ISO 17636-2 - NON-DESTRUCTIVE TESTING OF WELDS - RADIOGRAPHIC TESTING - PART 2: X- AND GAMMA-RAY TECHNIQUES WITH DIGITAL DETECTORS |
PREN 14141 : DRAFT 2011
|
VALVES FOR NATURAL GAS TRANSPORTATION IN PIPELINES - PERFORMANCE REQUIREMENTS AND TESTS |
13/30286636 DC : 0
|
BS EN 1559-4 - FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 4: ADDITIONAL REQUIREMENTS FOR ALUMINIUM ALLOY CASTINGS |
PREN 12392 : DRAFT 2014
|
ALUMINIUM AND ALUMINIUM ALLOYS - WROUGHT PRODUCTS AND CAST PRODUCTS - SPECIAL REQUIREMENTS FOR PRODUCTS INTENDED FOR THE PRODUCTION OF PRESSURE EQUIPMENT |
I.S. EN 15776:2011
|
UNFIRED PRESSURE VESSELS - REQUIREMENTS FOR THE DESIGN AND FABRICATION OF PRESSURE VESSELS AND PRESSURE PARTS CONSTRUCTED FROM CAST IRON WITH AN ELONGATION AFTER FRACTURE EQUAL OR LESS THAN 15% |
EN ISO 16371-2:2017
|
Non-destructive testing - Industrial computed radiography with storage phosphor imaging plates - Part 2: General principles for testing of metallic materials using X-rays and gamma rays (ISO 16371-2:2017, Corrected version 2018-05) |
CEN ISO/TR 25107:2006
|
Non-destructive testing - Guidelines for NDT training syllabuses (ISO/TR 25107:2006) |
ISO 16371-2:2017
|
Non-destructive testing — Industrial computed radiography with storage phosphor imaging plates — Part 2: General principles for testing of metallic materials using X-rays and gamma rays |
UNE-EN 15776:2011
|
Unfired pressure vessels - Requirements for the design and fabrication of pressure vessels and pressure parts constructed from cast iron with an elongation after fracture equal or less than 15 % |
EN 1559-3:2011
|
Founding - Technical conditions of delivery - Part 3: Additional requirements for iron castings |
DIN EN 14784-2:2005-11
|
NON-DESTRUCTIVE TESTING - INDUSTRIAL COMPUTED RADIOGRAPHY WITH STORAGE PHOSPHOR IMAGING PLATES - PART 2: GENERAL PRINCIPLES FOR TESTING OF METALLIC MATERIALS USING X-RAYS AND GAMMA RAYS |
BS EN 14141:2013
|
Valves for natural gas transportation in pipelines. Performance requirements and tests |
UNE-EN 1559-1:2011
|
Founding - Technical conditions of delivery - Part 1: General |
BS EN 13068-3:2001
|
Non-destructive testing. Radioscopic testing General principles of radioscopic testing of metallic materials by X- and gamma rays |
BS EN 1559-1:2011
|
Founding. Technical conditions of delivery General |
BS EN 584-1:2006
|
Non-destructive testing. Industrial radiographic film Classification of film systems for industrial radiography |
CEN/TR 16749:2014
|
Aluminium and aluminium alloys - Classification of Defects and Imperfections in High Pressure, Low Pressure and Gravity Die Cast Products |
EN 12392:2016
|
Aluminium and aluminium alloys - Wrought products and cast products - Special requirements for products intended for the production of pressure equipment |
UNI EN ISO 17636-2 : 2013
|
NON-DESTRUCTIVE TESTING OF WELDS - RADIOGRAPHIC TESTING - PART 2: X- AND GAMMA-RAY TECHNIQUES WITH DIGITAL DETECTORS |
I.S. EN 10213:2007
|
STEEL CASTINGS FOR PRESSURE PURPOSES |
16/30337324 DC : 0
|
BS EN ISO 16371-2 - NON-DESTRUCTIVE TESTING - INDUSTRIAL COMPUTED RADIOGRAPHY WITH STORAGE PHOSPHOR IMAGING PLATES - PART 2: GENERAL PRINCIPLES FOR TESTING OF METALLIC MATERIALS USING X-RAYS AND GAMMA RAYS |
I.S. EN ISO 16371-2:2017
|
NON-DESTRUCTIVE TESTING - INDUSTRIAL COMPUTED RADIOGRAPHY WITH STORAGE PHOSPHOR IMAGING PLATES - PART 2: GENERAL PRINCIPLES FOR TESTING OF METALLIC MATERIALS USING X-RAYS AND GAMMA RAYS (ISO 16371-2:2017) |
99/711365 DC : DRAFT JUL 99
|
EN 13068-3 - NON-DESRUCTUVE TESTING - RADIOSCOPIC TESTING - PART 3: GENERAL PRINCIPLES OF RADIOSCOPIC TESTING OF METALLIC MATERIALS BY X- AND GAMMA RAYS |
11/30249105 DC : 0
|
BS EN 12516-1 - INDUSTRIAL VALVES - SHELL DESIGN STRENGTH - PART 1: TABULATION METHOD FOR STEEL VALVE SHELLS |
04/30112636 DC : DRAFT JUL 2004
|
EN 584-1 - NON-DESTRUCTIVE TESTING. INDUSTRIAL RADIOGRAPHIC FILM - PART 1: CLASSIFICATION OF FILM SYSTEMS FOR INDUSTRIAL RADIOGRAPHY |
17/30244737 DC : 0
|
BS EN 17149 - RAILWAY APPLICATIONS - FATIGUE STRENGTH ASSESSMENT OF RAILWAY VEHICLE STRUCTURES BASED ON CUMULATIVE DAMAGE |
PREN 1559-4 : DRAFT 2013
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 4: ADDITIONAL REQUIREMENTS FOR ALUMINIUM ALLOY CASTINGS |
ISO 14096-2:2005
|
Non-destructive testing — Qualification of radiographic film digitisation systems — Part 2: Minimum requirements |
I.S. EN 16668:2016
|
INDUSTRIAL VALVES - REQUIREMENTS AND TESTING FOR METALLIC VALVES AS PRESSURE ACCESSORIES |
UNE-EN 16668:2016
|
Industrial valves - Requirements and testing for metallic valves as pressure accessories |
BS EN 1999-1-1 : 2007
|
EUROCODE 9: DESIGN OF ALUMINIUM STRUCTURES - PART 1-1: GENERAL STRUCTURAL RULES |
I.S. EN 12516-1:2014
|
INDUSTRIAL VALVES - SHELL DESIGN STRENGTH - PART 1: TABULATION METHOD FOR STEEL VALVE SHELLS |
DIN EN 15776:2016-01
|
Unfired pressure vessels - Requirements for the design and fabrication of pressure vessels and pressure parts constructed from cast iron with an elongation after fracture equal or less than 15 % (includes Amendment A1:2015) |
I.S. EN 13445-6:2014
|
UNFIRED PRESSURE VESSELS - PART 6: REQUIREMENTS FOR THE DESIGN AND FABRICATION OF PRESSURE VESSELS AND PRESSURE PARTS CONSTRUCTED FROM SPHEROIDAL GRAPHITE CAST IRON |
DIN EN 1559-4:2015-05
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 4: ADDITIONAL REQUIREMENTS FOR ALUMINIUM ALLOY CASTINGS |
DIN EN 13981-3:2006-12
|
Aluminium and aluminium alloys - Products for structural railway applications, Technical conditions for inspection and delivery - Part 3: Castings |
DIN EN 1559-1:2011-05
|
Founding - Technical conditions of delivery - Part 1: General |
UNE-EN 14141:2014
|
Valves for natural gas transportation in pipelines - Performance requirements and tests |
DIN EN 1559-2:2014-12
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 2: ADDITIONAL REQUIREMENTS FOR STEEL CASTINGS |
DIN EN 584-1:1994-10
|
NON-DESTRUCTIVE TESTING - INDUSTRIAL RADIOGRAPHIC FILM - PART 1: CLASSIFICATION OF FILM SYSTEMS FOR INDUSTRIAL RADIOGRAPHY |
I.S. EN 1559-4:2015
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 4: ADDITIONAL REQUIREMENTS FOR ALUMINIUM ALLOY CASTINGS |
DIN EN 1559-3:2012-01
|
Founding - Technical conditions of delivery - Part 3: Additional requirements for iron castings |
I.S. EN 1559-1:2011
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 1: GENERAL |
I.S. EN 1559-2:2014
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 2 - ADDITIONAL REQUIREMENTS FOR STEEL CASTINGS |
I.S. EN 12392:2016
|
ALUMINIUM AND ALUMINIUM ALLOYS - WROUGHT PRODUCTS AND CAST PRODUCTS - SPECIAL REQUIREMENTS FOR PRODUCTS INTENDED FOR THE PRODUCTION OF PRESSURE EQUIPMENT |
I.S. EN 14141:2013
|
VALVES FOR NATURAL GAS TRANSPORTATION IN PIPELINES - PERFORMANCE REQUIREMENTS AND TESTS |
I.S. EN 1559-3:2011
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 3: ADDITIONAL REQUIREMENTS FOR IRON CASTINGS |
DIN EN 1999-1-1:2014-03
|
EUROCODE 9: DESIGN OF ALUMINIUM STRUCTURES - PART 1-1: GENERAL STRUCTURAL RULES |
DIN EN ISO 17636-2:2013-05
|
Non-destructive testing of welds - Radiographic testing - Part 2: X- and gamma-ray techniques with digital detectors (ISO 17636-2:2013) |
PD CEN ISO/TR 25107:2006
|
Non-destructive testing. Guidelines for NDT training syllabuses |
UNI EN ISO 11699-1 : 2011
|
NON-DESTRUCTIVE TESTING - INDUSTRIAL RADIOGRAPHIC FILM - PART 1: CLASSIFICATION OF FILM SYSTEMS FOR INDUSTRIAL RADIOGRAPHY |
I.S. EN 584-1:2006
|
NON-DESTRUCTIVE TESTING - INDUSTRIAL RADIOGRAPHIC FILM - PART 1: CLASSIFICATION OF FILM SYSTEMS FOR INDUSTRIAL RADIOGRAPHY |
UNE-EN ISO 17636-2:2013
|
Non-destructive testing of welds - Radiographic testing - Part 2: X- and gamma-ray techniques with digital detectors (ISO 17636-2:2013) |
DIN CEN/TR 16749;DIN SPEC 31601:2015-02
|
ALUMINIUM AND ALUMINIUM ALLOYS - CLASSIFICATION OF DEFECTS AND IMPERFECTIONS IN HIGH PRESSURE, LOW PRESSURE AND GRAVITY DIE CAST PRODUCTS |
UNI EN 12516-1 : 2014
|
INDUSTRIAL VALVES - SHELL DESIGN STRENGTH - PART 1: TABULATION METHOD FOR STEEL VALVE SHELLS |
BS EN 15776 : 2011
|
UNFIRED PRESSURE VESSELS - REQUIREMENTS FOR THE DESIGN AND FABRICATION OF PRESSURE VESSELS AND PRESSURE PARTS CONSTRUCTED FROM CAST IRON WITH AN ELONGATION AFTER FRACTURE EQUAL OR LESS THAN 15% |
EN 13445-6 : 2014 COR 2017
|
UNFIRED PRESSURE VESSELS - PART 6: REQUIREMENTS FOR THE DESIGN AND FABRICATION OF PRESSURE VESSELS AND PRESSURE PARTS CONSTRUCTED FROM SPHEROIDAL GRAPHITE CAST IRON |
PREN 13068-3 : DRAFT 99
|
NON DESTRUCTIVE TESTING - RADIOSCOPIC TESTING - PART 3: GENERAL PRINCIPLES OF RADIOSCOPIC TESTING OF METALLIC MATERIALS BY X- AND GAMMA RAYS |
BS EN 16668 : 2016
|
INDUSTRIAL VALVES - REQUIREMENTS AND TESTING FOR METALLIC VALVES AS PRESSURE ACCESSORIES |
PREN 1559-2 : DRAFT 2012
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 2: ADDITIONAL REQUIREMENTS FOR STEEL CASTINGS |
DIN EN 12392:2016-08
|
Aluminium and aluminium alloys - Wrought products and cast products - Special requirements for products intended for the production of pressure equipment |
DIN EN 14141:2013-08
|
VALVES FOR NATURAL GAS TRANSPORTATION IN PIPELINES - PERFORMANCE REQUIREMENTS AND TESTS |
EN 1999-1-1:2007/A2:2013
|
EUROCODE 9: DESIGN OF ALUMINIUM STRUCTURES - PART 1-1: GENERAL STRUCTURAL RULES |
EN 1559-2:2014
|
Founding - Technical conditions of delivery - Part 2: Additional requirements for steel castings |
UNI EN 1559-2 : 2014
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 2: ADDITIONAL REQUIREMENTS FOR STEEL CASTINGS |
UNI EN 1559-1 : 2011
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 1: GENERAL |
UNI EN 14141 : 2013
|
VALVES FOR NATURAL GAS TRANSPORTATION IN PIPELINES - PERFORMANCE REQUIREMENTS AND TESTS |
UNI EN 1559-3 : 2011
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 3: ADDITIONAL REQUIREMENTS FOR IRON CASTINGS |
DIN CEN/TR 16749;DIN SPEC 31601:2015-02
|
ALUMINIUM AND ALUMINIUM ALLOYS - CLASSIFICATION OF DEFECTS AND IMPERFECTIONS IN HIGH PRESSURE, LOW PRESSURE AND GRAVITY DIE CAST PRODUCTS |
08/30176073 DC : DRAFT APR 2008
|
BS EN 15776 - UNFIRED PRESSURE VESSELS - ADDITIONAL REQUIREMENTS FOR THE DE SIGN AND FABRICATION OF PRESSURE VESSELS AND PARTS CONSTRUCTED FROM CAST IRON WITH ELONGATION EQUAL OR LESS THAN 15 PERCENT |
BS EN ISO 17636-2:2013
|
Non-destructive testing of welds. Radiographic testing X- and gamma-ray techniques with digital detectors |
13/30274230 DC : 0
|
BS EN 13445-6:2009/A1 - UNFIRED PRESSURE VESSELS - REQUIREMENTS FOR THE DESIGN AND FABRICATION OF PRESSURE VESSELS AND PRESSURE PARTS CONSTRUCTED FROM SPHEROIDAL GRAPHITE CAST IRON |
13/30287824 DC : 0
|
BS EN 16668 - INDUSTRIAL VALVES - REQUIREMENTS AND TESTING FOR METALLIC VALVES AS PRESSURE ACCESSORIES |
UNI EN 1999-1-1 : 2014
|
EUROCODE 9: DESIGN OF ALUMINIUM STRUCTURES - PART 1-1: GENERAL STRUCTURAL RULES |
14/30301152 DC : 0
|
BS EN 12392 - ALUMINIUM AND ALUMINIUM ALLOYS - WROUGHT PRODUCTS AND CAST PRODUCTS - SPECIAL REQUIREMENTS FOR PRODUCTS INTENDED FOR THE PRODUCTION OF PRESSURE EQUIPMENT |
12/30266615 DC : 0
|
BS EN 1559-2 - FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 2: ADDITIONAL REQUIREMENTS FOR STEEL CASTINGS |
BS EN 13445-6 : 2014
|
UNFIRED PRESSURE VESSELS - PART 6: REQUIREMENTS FOR THE DESIGN AND FABRICATION OF PRESSURE VESSELS AND PRESSURE PARTS CONSTRUCTED FROM SPHEROIDAL GRAPHITE CAST IRON |
UNE-EN 13445-6:2015
|
Unfired pressure vessels - Part 6: Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron |
UNE-EN 10213:2009
|
Steel castings for pressure purposes |
UNI CEN ISO/TR 25107 : 2012
|
NON-DESTRUCTIVE TESTING - GUIDELINES FOR NDT TRAINING SYLLABUSES |
BS EN 12516-1 : 2014
|
INDUSTRIAL VALVES - SHELL DESIGN STRENGTH - PART 1: TABULATION METHOD FOR STEEL VALVE SHELLS |
EN 12516-1:2014
|
Industrial valves - Shell design strength - Part 1: Tabulation method for steel valve shells |
KTA 3211.1 : 2015
|
PRESSURE AND ACTIVITY RETAINING COMPONENTS OF SYSTEMS OUTSIDE THE PRIMARY CIRCUIT - PART 1: MATERIALS |
UNE-EN 12516-1:2016
|
Industrial valves - Shell design strength - Part 1: Tabulation method for steel valve shells |
BS EN ISO 16371-2:2017
|
Non-destructive testing. Industrial computed radiography with storage phosphor imaging plates General principles for testing of metallic materials using X-rays and gamma rays |
ISO/TR 25107:2006
|
Non-destructive testing Guidelines for NDT training syllabuses |
BS EN 12392:2016
|
Aluminium and aluminium alloys. Wrought products and cast products. Special requirements for products intended for the production of pressure equipment |
BS EN 1559-2:2014
|
Founding. Technical conditions of delivery Additional requirements for steel castings |
UNE-EN 1559-3:2012
|
Founding - Technical conditions of delivery - Part 3: Additional requirements for iron castings |
BS EN 14784-2:2005
|
Non-destructive testing. Industrial computed radiography with storage phosphor imaging plates General principles for testing of metallic materials using X-rays and gamma rays |
BS EN 14096-2:2003
|
Non-destructive testing. Qualification of radiographic film digitisation systems Minimum requirements |
ISO 11699-1:2008
|
Non-destructive testing — Industrial radiographic film — Part 1: Classification of film systems for industrial radiography |
I.S. EN 14096-2:2003
|
NON-DESTRUCTIVE TESTING - QUALIFICATION OF RADIOGRAPHIC FILM DIGITISATION SYSTEMS - PART 2: MINIMUM REQUIREMENTS |
ISO 17636-2:2013
|
Non-destructive testing of welds — Radiographic testing — Part 2: X- and gamma-ray techniques with digital detectors |
EN 14096-2:2003
|
Non-destructive testing - Qualification of radiographic film digitisation systems - Part 2: Minimum requirements |
BS EN 13981-3:2006
|
Aluminium and aluminium alloys. Products for structural railway applications. Technical conditions for inspection and delivery Castings |
EN 15776:2011+A1:2015
|
Unfired pressure vessels - Requirements for the design and fabrication of pressure vessels and pressure parts constructed from cast iron with an elongation after fracture equal or less than 15 % |
EN 14784-2:2005
|
Non-destructive testing - Industrial computed radiography with storage phosphor imaging plates - Part 2: General principles for testing of metallic materials using X-rays and gamma rays |
EN 13981-3:2006
|
Aluminium and aluminium alloys - Products for structural railway applications - Technical conditions for inspection and delivery - Part 3: Castings |
EN 16668:2016+A1:2018
|
Industrial valves - Requirements and testing for metallic valves as pressure accessories |
EN 584-1:2006
|
Non-destructive testing - Industrial radiographic film - Part 1: Classification of film systems for industrial radiography |
EN 1559-1:2011
|
Founding - Technical conditions of delivery - Part 1: General |
EN 14141:2013
|
Valves for natural gas transportation in pipelines - Performance requirements and tests |
EN 1559-4:2015
|
Founding - Technical conditions of delivery - Part 4: Additional requirements for aluminium alloy castings |
EN ISO 17636-2:2013
|
Non-destructive testing of welds - Radiographic testing - Part 2: X- and gamma-ray techniques with digital detectors (ISO 17636-2:2013) |
EN ISO 11699-1:2011
|
Non-destructive testing - Industrial radiographic film - Part 1: Classification of film systems for industrial radiography (ISO 11699-1:2008) |
I.S. EN ISO 17636-2:2013
|
NON-DESTRUCTIVE TESTING OF WELDS - RADIOGRAPHIC TESTING - PART 2: X- AND GAMMA-RAY TECHNIQUES WITH DIGITAL DETECTORS (ISO 17636-2:2013) |
DIN EN 584-1:2006-07
|
NON-DESTRUCTIVE TESTING - INDUSTRIAL RADIOGRAPHIC FILM - PART 1: CLASSIFICATION OF FILM SYSTEMS FOR INDUSTRIAL RADIOGRAPHY |
11/30248438 DC : 0
|
BS EN 14141 - VALVES FOR NATURAL GAS TRANSPORTATION IN PIPELINES - PERFORMANCE REQUIREMENTS AND TESTS |
BS EN ISO 11699-1:2011
|
Non-destructive testing. Industrial radiographic film Classification of film systems for industrial radiography |
DIN EN ISO 11699-1:2012-01
|
Non-destructive testing - Industrial radiographic films - Part 1: Classification of film systems for industrial radiography (ISO 11699-1:2008) |
UNE-EN ISO 11699-1:2012
|
Non-destructive testing - Industrial radiographic film - Part 1: Classification of film systems for industrial radiography (ISO 11699-1:2008) |
PD CEN/TR 16749:2014
|
Aluminium and aluminium alloys. Classification of Defects and Imperfections in High Pressure, Low Pressure and Gravity Die Cast Products |
S.R. CEN/TR 16749:2014
|
ALUMINIUM AND ALUMINIUM ALLOYS - CLASSIFICATION OF DEFECTS AND IMPERFECTIONS IN HIGH PRESSURE, LOW PRESSURE AND GRAVITY DIE CAST PRODUCTS |
DIN EN 15776 E : 2016
|
UNFIRED PRESSURE VESSELS - REQUIREMENTS FOR THE DESIGN AND FABRICATION OF PRESSURE VESSELS AND PRESSURE PARTS CONSTRUCTED FROM CAST IRON WITH AN ELONGATION AFTER FRACTURE EQUAL OR LESS THAN 15% |
03/115416 DC : DRAFT SEP 2003
|
EN 14784-2 - NON-DESTRUCTIVE TESTING - INDUSTRIAL COMPUTED RADIOGRAPHY WITH STORAGE PHOSPHOR IMAGING PLATES - PART 2: GENERAL PRINCIPLES FOR TESTING OF METALLIC MATERIALS USING X-RAYS AND GAMMA RAYS |
I.S. CEN ISO TR 25107:2006
|
NON-DESTRUCTIVE TESTING - GUIDELINES FOR NDT TRAINING SYLLABUSES |
I.S. EN ISO 11699-1:2011
|
NON-DESTRUCTIVE TESTING - INDUSTRIAL RADIOGRAPHIC FILM - PART 1: CLASSIFICATION OF FILM SYSTEMS FOR INDUSTRIAL RADIOGRAPHY (ISO 11699-1:2008) |
PREN 1559-1 : DRAFT 2009
|
FOUNDING - TECHNICAL CONDITIONS OF DELIVERY - PART 1: GENERAL |
DIN EN 12516-1:2015-01
|
INDUSTRIAL VALVES - SHELL DESIGN STRENGTH - PART 1: TABULATION METHOD FOR STEEL VALVE SHELLS |
DIN EN 10213:2016-10
|
STEEL CASTINGS FOR PRESSURE PURPOSES |
BS EN 1559-4:2015
|
Founding. Technical conditions of delivery Additional requirements for aluminium alloy castings |
BS EN 10213 : 2007
|
STEEL CASTINGS FOR PRESSURE PURPOSES |
BS EN 1559-3:2011
|
Founding. Technical conditions of delivery Additional requirements for iron castings |
EN 10213:2007+A1:2016
|
Steel castings for pressure purposes |
EN 13068-3:2001
|
Non-destructive testing - Radioscopic testing - Part 3: General principles of radioscopic testing of metallic materials by X- and gamma rays |