ASME B16.42 2021
$98.04
ASME B16.42 – 2021 Ductile Iron Pipe Flanges and Flanged Fittings: Classes 150 and 300
Published By | Publication Date | Number of Pages |
ASME | 2021 |
This Standard covers minimum requirements for Classes 150 and 300 cast ductile iron pipe flanges and flanged fittings. The requirements covered are as follows: (a) pressure-temperature ratings (b) sizes and method of designating openings of reducing fittings (c) marking (d) material (e) dimensions and tolerances (f) bolts, nuts, and gaskets (g) tests.
PDF Catalog
PDF Pages | PDF Title |
---|---|
4 | CONTENTS |
6 | FOREWORD |
7 | ASME B16 COMMITTEE ROSTER |
8 | CORRESPONDENCE WITH THE B16 COMMITTEE |
10 | ASME B16.42-2021 SUMMARY OF CHANGES |
11 | LIST OF CHANGES IN RECORD NUMBER ORDER |
12 | 1 SCOPE 2 GENERAL 2.1 References 2.2 Quality Systems 2.3 Relevant Units 2.4 Service 2.5 Convention 2.6 Denotation |
13 | 3 PRESSURE–TEMPERATURE RATINGS 3.1 General 3.2 Ratings of Flanged Joints 3.3 Rating Temperature 3.4 Temperature Considerations 3.5 Variances From Ratings 4 SIZE 4.1 Nominal Size 4.2 Reducing Fitting Sizes |
14 | 4.3 Reducing Flange Sizes 5 MARKING 6 MATERIALS 6.1 Castings 6.2 Bolting 6.3 Gaskets 7 DIMENSIONS 7.1 Center to Contact Surface and Center to End 7.2 Facings |
15 | 7.3 Flange Bolt Holes 7.4 Spot Facing 7.5 Reducing Flanges 7.6 Threads for Threaded Flanges 7.7 Stud Bolts, Bolts, and Nuts |
16 | 7.8 Gaskets 7.9 Drains 8 TOLERANCES 8.1 Wall Thickness 8.2 Center to Contact Surface and Contact Surface to Contact Surface 8.3 Facings 8.4 Flange Thickness 8.5 Bore of Flanges 8.6 Drilling and Facing 9 TESTING 9.1 General 9.2 Flange Testing 9.3 Fitting Shell Tests |
17 | Tables Table 3.1-1 Pressure–Temperature Ratings Table 3.1-1C Pressure–Temperature Ratings |
18 | Figures Figure 4.2-1 Method of Designating Outlets of Reducing Fittings |
19 | Table 7.1.1-1 Dimensions of Class 150 Elbows, Double Branch Elbows, Tees, Crosses, Laterals, True Ys (Straight Sizes), and Reducers |
21 | Table 7.1.1-2 Dimensions of Class 300 Elbows, Tees, Crosses, Laterals, True Ys (Straight Sizes), and Reducers |
23 | Table 7.1.4-1 Dimensions of Class 150 Base Elbows and Base Tees |
24 | Table 7.1.4-2 Dimensions of Class 300 Base Elbows and Base Tees |
25 | Table 7.3-1 Templates for Drilling Class 150 Ductile Iron Flanges |
26 | Table 7.3-2 Templates for Drilling Class 300 Ductile Iron Flanges |
27 | Table 7.4-1 Dimensions of Class 150 Ductile Iron Flanges |
29 | Table 7.4-2 Dimensions of Class 300 Ductile Iron Flanges |
31 | Table 7.5.2-1 Reducing Threaded Flanges for Classes 150 and 300 |
32 | Figure 7.9.3-1 Method of Designating Location of Tapped Holes for Drains When Specified |
33 | MANDATORY APPENDIX I REFERENCES |
34 | NONMANDATORY APPENDIX A QUALITY SYSTEM PROGRAM |
35 | NONMANDATORY APPENDIX B METHODS FOR ESTABLISHING PRESSURE–TEMPERATURE RATINGS B-1 GENERAL B-2 RATINGS IN CUSTOMARY UNITS |