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ASME B16.4 Gray Iron Threaded Fittings: Classes 125 and 250, 2016
- CONTENTS
- FOREWORD
- ASME B16 COMMITTEE ROSTER
- CORRESPONDENCE WITH THE B16 COMMITTEE
- ASME B16.4-2016 SUMMARY OF CHANGES
- 1 SCOPE
- 2 GENERAL [Go to Page]
- 2.1 References
- 2.2 Quality Systems
- 2.3 Relevant Units
- 2.4 Service Conditions
- 2.5 Convention
- 2.6 Denotation
- 3 PRESSURE-TEMPERATURE RATINGS
- 4 SIZE [Go to Page]
- 4.1 Nominal Pipe Size
- 4.2 Reducing Fittings
- 5 MARKING
- 6 MATERIAL
- 7 DIMENSIONS AND TOLERANCES [Go to Page]
- 7.1 General
- 7.2 Reducing Fittings
- 7.3 Tolerances
- 8 THREADING
- 9 RIBS
- 10 PLUGS, BUSHINGS, AND LOCKNUTS
- 11 FACE BEVEL
- 12 COATINGS
- Figures [Go to Page]
- Fig. 1 Identification of Reducing Fittings
- Fig. 2 Gaging of Chamfered Internal Threads
- Tables [Go to Page]
- Table 1 Pressure–Temperature Ratings
- Table 2 Dimensions of Class 125, 90-deg and 45-deg Elbows, Tees, and Crosses (Straight Sizes)
- Table 3 Dimensions of Class 125, 90-deg Elbows and Crosses (Reducing Sizes)
- Table 4 Dimensions of Class 125 Tees (Reducing Sizes)
- Table 5 Dimensions of Class 125 Caps, Reducing Couplings, and Closed- and Open-Pattern Return Bends
- Table 6 Dimensions of Class 250, 90-deg and 45-deg Elbows, Tees, and Crosses (Straight Sizes)
- Table 7 Inspection Tolerances
- Table I-1 Pressure–Temperature Ratings
- Table I-2 Dimensions of Class 125, 90-deg and 45-deg Elbows, Tees, and Crosses (Straight Sizes)
- Table I-3 Dimensions of Class 125, 90-deg Elbows and Crosses (Reducing Sizes)
- Table I-4 Dimensions of Class 125 Tees (Reducing Sizes)
- Table I-5 Dimensions of Class 125 Caps, Reducing Couplings, and Closed- and Open-Pattern Return Bends
- Table I-6 Dimensions of Class 250, 90-deg and 45-deg Elbows, Tees, and Crosses (Straight Sizes)
- Table I-7 Inspection Tolerances
- MANDATORY APPENDIX I DIMENSIONS OF FITTINGS IN U.S. CUSTOMARY UNITS
- MANDATORY APPENDIX II REFERENCES
- NONMANDATORY APPENDIX A QUALITY SYSTEM PROGRAM [Go to Page]
- How can you reach us? ItŒs easier than ever! [Go to Page]
