{"id":390973,"date":"2024-10-20T03:57:11","date_gmt":"2024-10-20T03:57:11","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/asme-b16-42-2021\/"},"modified":"2024-10-26T07:18:29","modified_gmt":"2024-10-26T07:18:29","slug":"asme-b16-42-2021","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/asme\/asme-b16-42-2021\/","title":{"rendered":"ASME B16.42 2021"},"content":{"rendered":"

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.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
4<\/td>\nCONTENTS <\/td>\n<\/tr>\n
6<\/td>\nFOREWORD <\/td>\n<\/tr>\n
7<\/td>\nASME B16 COMMITTEE ROSTER <\/td>\n<\/tr>\n
8<\/td>\nCORRESPONDENCE WITH THE B16 COMMITTEE <\/td>\n<\/tr>\n
10<\/td>\nASME B16.42-2021 SUMMARY OF CHANGES <\/td>\n<\/tr>\n
11<\/td>\nLIST OF CHANGES IN RECORD NUMBER ORDER <\/td>\n<\/tr>\n
12<\/td>\n1 SCOPE
2 GENERAL
2.1 References
2.2 Quality Systems
2.3 Relevant Units
2.4 Service
2.5 Convention
2.6 Denotation <\/td>\n<\/tr>\n
13<\/td>\n3 PRESSURE\u2013TEMPERATURE 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 <\/td>\n<\/tr>\n
14<\/td>\n4.3 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 <\/td>\n<\/tr>\n
15<\/td>\n7.3 Flange Bolt Holes
7.4 Spot Facing
7.5 Reducing Flanges
7.6 Threads for Threaded Flanges
7.7 Stud Bolts, Bolts, and Nuts <\/td>\n<\/tr>\n
16<\/td>\n7.8 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 <\/td>\n<\/tr>\n
17<\/td>\nTables
Table 3.1-1 Pressure\u2013Temperature Ratings
Table 3.1-1C Pressure\u2013Temperature Ratings <\/td>\n<\/tr>\n
18<\/td>\nFigures
Figure 4.2-1 Method of Designating Outlets of Reducing Fittings <\/td>\n<\/tr>\n
19<\/td>\nTable 7.1.1-1 Dimensions of Class 150 Elbows, Double Branch Elbows, Tees, Crosses, Laterals, True Ys (Straight Sizes), and Reducers <\/td>\n<\/tr>\n
21<\/td>\nTable 7.1.1-2 Dimensions of Class 300 Elbows, Tees, Crosses, Laterals, True Ys (Straight Sizes), and Reducers <\/td>\n<\/tr>\n
23<\/td>\nTable 7.1.4-1 Dimensions of Class 150 Base Elbows and Base Tees <\/td>\n<\/tr>\n
24<\/td>\nTable 7.1.4-2 Dimensions of Class 300 Base Elbows and Base Tees <\/td>\n<\/tr>\n
25<\/td>\nTable 7.3-1 Templates for Drilling Class 150 Ductile Iron Flanges <\/td>\n<\/tr>\n
26<\/td>\nTable 7.3-2 Templates for Drilling Class 300 Ductile Iron Flanges <\/td>\n<\/tr>\n
27<\/td>\nTable 7.4-1 Dimensions of Class 150 Ductile Iron Flanges <\/td>\n<\/tr>\n
29<\/td>\nTable 7.4-2 Dimensions of Class 300 Ductile Iron Flanges <\/td>\n<\/tr>\n
31<\/td>\nTable 7.5.2-1 Reducing Threaded Flanges for Classes 150 and 300 <\/td>\n<\/tr>\n
32<\/td>\nFigure 7.9.3-1 Method of Designating Location of Tapped Holes for Drains When Specified <\/td>\n<\/tr>\n
33<\/td>\nMANDATORY APPENDIX I REFERENCES <\/td>\n<\/tr>\n
34<\/td>\nNONMANDATORY APPENDIX A QUALITY SYSTEM PROGRAM <\/td>\n<\/tr>\n
35<\/td>\nNONMANDATORY APPENDIX B METHODS FOR ESTABLISHING PRESSURE\u2013TEMPERATURE RATINGS
B-1 GENERAL
B-2 RATINGS IN CUSTOMARY UNITS <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

ASME B16.42 – 2021 Ductile Iron Pipe Flanges and Flanged Fittings: Classes 150 and 300<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
ASME<\/b><\/a><\/td>\n2021<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":390983,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2643],"product_tag":[],"class_list":{"0":"post-390973","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-asme","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/390973","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/390983"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=390973"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=390973"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=390973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}