EN ISO 10270:2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Corrosion of metals and alloys - Aqueous corrosion testing of zirconium alloys for use in nuclear power reactors (ISO 10270:1995, including Cor 1:1997)
03-04-2022
04-16-2008
1 Scope
2 Normative references
3 Definitions
3.1 etching
3.2 control coupons
3.3 high mass gain coupons
4 Principle
5 Significance
6 Interference
7 Reagents and materials
8 Apparatus
8.1 General
9 Hazards
10 Sampling, test specimens and test units
11 Preparation of apparatus
12 Calibration and standardization
12.1 High mass gain coupon preparation
12.2 Autoclaves
12.3 Use of control coupons
12.4 Calibration
13 Conditioning
13.1 Test water quality
13.2 Autoclave load restrictions
13.3 Test conditions
13.3.1 Temperature
13.3.2 Pressure
13.3.3 Time
13.3.4 Tests
13.4 Specimen preparation
13.4.1 Etched specimens
13.4.2 As-manufacturer specimens
14 Procedure
14.1 Inspection of specimens
14.2 Dimensions, weight and inspection
14.3 Autoclaving
14.3.1 Placing of test specimens
14.3.2 Venting method A
14.3.3 Venting method B
14.3.4 Closed system method C
14.3.5 Refreshed autoclaving, method D
14.4 Post-test measurements and inspection
15 Calculation or interpretation of results
15.1 Calculation of mass gain
15.2 Visual interpretation of surface appearance
15.3 Invalid tests
16 Test report
Annex A (informative) - Guide to specimen preparation
A.1 Tubes with a second material clad on inner diameter
A.2 Cleaning
A.3 Etching
A.4 Preliminary rinse
A.5 Final rinse
A.6 Drying
Annex B (informative) - Bibliography
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