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ASME B16.21 - 2021 Nonmetallic Flat Gaskets for Pipe Flanges, 2021
- CONTENTS
- FOREWORD
- ASME B16 COMMITTEE ROSTER
- CORRESPONDENCE WITH THE B16 COMMITTEE
- ASME B16.21-2021 SUMMARY OF CHANGES
- LIST OF CHANGES IN RECORD NUMBER ORDER
- 1 SCOPE
- 2 GENERAL [Go to Page]
- 2.1 Relevant Units
- 2.2 Quality Systems
- 2.3 References
- 2.4 Flanged Joints
- 2.5 Types
- 2.6 Size
- 2.7 Pressure Class Designation
- 3 MATERIALS [Go to Page]
- 3.1 Composition
- 3.2 Service Requirements
- 4 DIMENSIONS AND TOLERANCES [Go to Page]
- 4.1 Dimensions
- 4.2 Tolerances
- 5 MARKINGS [Go to Page]
- 5.1 Material Marking
- 5.2 Gasket Marking
- Tables [Go to Page]
- Table 4.1-1 Gasket Dimensions for ASME B16.1 Class 25, Cast Iron Pipe Flanges and Flanged Fittings
- Table 4.1-2 Gasket Dimensions for ASME B16.1 Class 125, Cast Iron Pipe Flanges and Flanged Fittings
- Table 4.1-3 Flat Ring Gasket Dimensions for ASME B16.1 Class 250, Cast Iron Pipe Flanges and Flanged Fittings
- Table 4.1-4 Gasket Dimensions for ASME B16.5 Class 150, Pipe Flanges and Flanged Fittings
- Table 4.1-5 Flat Ring Gasket Dimensions for ASME B16.5, Pipe Flanges and Flanged Fittings, Classes 300, 400, 600, and 900
- Table 4.1-6 Full Face Gasket Dimensions for ASME B16.24, Cast Copper Alloy Pipe Flanges and Flanged Fittings, Classes 150 and 300
- Table 4.1-7 Flat Ring Gasket Dimensions for ASME B16.47 Series A, Large Diameter Steel Flanges, Classes 150, 300, 400, and 600
- Table 4.1-8 Flat Ring Gasket Dimensions for ASME B16.47 Series B, Large Diameter Steel Flanges, Classes 75, 150, 300, 400, and 600
- Table 4.1-9 Full Face Gasket Dimensions for MSS SP-51 Class 150LW, Corrosion-Resistant Cast Flanges and Flanged Fittings
- MANDATORY APPENDIX I REFERENCES
- NONMANDATORY APPENDIX A QUALITY SYSTEM PROGRAM
- NONMANDATORY APPENDIX B ADDITIONAL REFERENCE [Go to Page]
