ISA S67.02 : 1983
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
NUCLEAR SAFETY RELATED INSTRUMENT SENSING LINE PIPING AND TUBING STANDARDS FOR USE IN NUCLEAR POWER PLANTS
10-01-1996
01-12-2013
1 Purpose
2 Scope
3 Definitions and terminology
4 Pressure boundary and mechanical design
requirements
4.1 Summary of requirements
4.2 Mechanical design requirements
4.2.1 Instrument sensing lines in accordance with ASME
Boiler and Pressure Vessel Code Section III
4.2.2 Instrument sensing lines in accordance with ANSI
B31.1 Power Piping
4.2.3 Media isolation devices bellows or diaphragms
and permanently filled capillaries
5 Protection of nuclear-safety-related instrument
sensing lines
5.1 Redundant instrument taps
5.2 Routing instrument sensing lines
5.2.1 General considerations
5.2.2 Special considerations
5.3 Identification and color coding
6 Auxiliary devices, fittings and supports
6.1 Types of sensing line connections within the
scope of this standard
6.2 Root and accessible isolation valves
6.3 Restriction devices and instrument response
6.4 Automatic reset excess flow check valves
6.5 Instrument sensing line supports
7 Materials
8 Documentation and quality assurance
8.1 Documentation for instrument sensing lines where
ASME Section III is required by this standard
8.2 Documentation for instrument sensing lines where
ANSI B31.1 is required by this standard
8.3 Documentation for permanently filled capillary
tubes
8.4 Quality assurance requirements for instrument
sensing lines for which ASME Section III is
required by this standard
8.5 Quality assurance requirements for instrument
sensing lines for which ANSI B31.1 is required
by this standard and for seismic category I
permanently filled capillary tubes
Apppendix
A Interface standards and documents
Figures
1 Water filled instrument sensing lines for water
and steam service ASME Class I process,
instrument in containment
2 Permanently filled instrument sensing lines for
water and steam service ASME Class I process,
capillary filled instruments in containment
3 Water filled instrument sensing lines for water
and steam service ASME Class 2 process,
instruments in containment
4 Permanently filled instrument sensing lines for
water and steam service ASME Class 2 process,
capillary filled instruments in containment
5 Water filled instrument sensing line for water
and steam service ASME Class 3 process
6 Permanently filled instrument sensing line for
water and steam service ASME Class 3 process,
capillary filled instruments
7 Water filled instrument sensing lines for water
and steam service ASME Class I process
instruments outside containment
8 Water filled instrument sensing lines for water
and steam service ASME Class I process,
instruments outside containment
9 Containment atmosphere instrument sensing lines
instruments outside containment
10 Containment atmosphere instrument sensing lines
diaphragm with filled instruments outside
containment
11 Containment atmosphere instrument sensing lines
capillary filled instruments outside containment
Tables
1 Minimum mechanical design requirements for
instrument piping and tubing that do not
penetrate the primary reactor containment
2 Minimum mechanical design requirements for
instrument piping and tubing that penetrate the
primary reactor containment
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