ANSI Z21.87 : 2007 : R2012

Part I - Construction
1.1 Scope
1.2 General
1.3 Data Furnished By Manufacturer
1.4 Materials
1.5 Connections And Flow Areas
1.6 Bolts, Nuts And Screws
1.7 Adjustments
1.8 Strength
1.9 Corrosion
1.10 Thermal Sensing Element TubeS
1.11 Assembly
1.12 Instructions
1.13 Marking
Part II - Performance
2.1 General
2.2 Shutoff And Reset Temperatures
2.3 Leakage
2.4 Capacity
2.5 Continued Operation
2.6 Safety Circuit Analysis
2.7 Effects Of Voltage Variation
2.8 Current Input
2.9 Transient Voltage
2.10 Effects Of Humidity Variation
2.11 Marking Material Adhesion And Legibility
EXHIBIT A - Items Unique To The United States
EXHIBIT B - Items Unique To Canada
EXHIBIT C - List Of Reference Standards
Part III - Manufacturing And Production Tests
Part IV - Definitions
APPENDIX A - Preferred graphic symbols of commonly
             used Items, extracted from Standard
             ANSI/IEEE 315, Graphic symbols for
             electrical and electronics diagrams,
             and abbreviations for these items
APPENDIX B - Failure Modes and Effects Analysis
APPENDIX C - Table of Conversion Factors

Applies to newly produced automatic gas shutoff valves and devices constructed entirely of new, unused parts and materials.