{"id":390972,"date":"2024-10-20T03:57:10","date_gmt":"2024-10-20T03:57:10","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/asme-b16-4-2021\/"},"modified":"2024-10-26T07:18:29","modified_gmt":"2024-10-26T07:18:29","slug":"asme-b16-4-2021","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/asme\/asme-b16-4-2021\/","title":{"rendered":"ASME B16.4 2021"},"content":{"rendered":"

This Standard for gray iron threaded fittings, Classes 125 and 250 covers: (a) pressure-temperature ratings (b) size and method of designating openings of reducing fittings (c) marking (d) material (e) dimensions and tolerances (f) threading, and (g) coatings.<\/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
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
4<\/td>\nCONTENTS <\/td>\n<\/tr>\n
5<\/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 B16.4-2021 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 Conditions
2.5 Convention
2.6 Denotation
3 PRESSURE\u2013TEMPERATURE RATINGS <\/td>\n<\/tr>\n
13<\/td>\n4 SIZE
4.1 Nominal Pipe Size
4.2 Reducing Fittings
5 MARKING
6 MATERIAL
7 DIMENSIONS AND TOLERANCES
7.1 General
7.2 Reducing Fittings
Figures
Figure 4.2-1 Identification of Reducing Fittings
Tables
Table 3-1 Pressure\u2013Temperature Ratings <\/td>\n<\/tr>\n
14<\/td>\n7.3 Tolerances
8 THREADING
9 RIBS
10 PLUGS, BUSHINGS, AND LOCKNUTS
11 FACE BEVEL
12 COATINGS <\/td>\n<\/tr>\n
15<\/td>\nTable 7.1-1 Dimensions of Class 125 90-deg and 45-deg Elbows, Tees, and Crosses (Straight Sizes) <\/td>\n<\/tr>\n
16<\/td>\nTable 7.1-2 Dimensions of Class 125 90-deg Elbows and Crosses (Reducing Sizes) <\/td>\n<\/tr>\n
18<\/td>\nTable 7.1-3 Dimensions of Class 125 Tees (Reducing Sizes) <\/td>\n<\/tr>\n
21<\/td>\nTable 7.1-4 Dimensions of Class 125 Caps, Reducing Couplings, and Closed- and Open-Pattern Return Bends <\/td>\n<\/tr>\n
23<\/td>\nTable 7.1-5 Dimensions of Class 250 90-deg and 45-deg Elbows, Tees, and Crosses (Straight Sizes) <\/td>\n<\/tr>\n
24<\/td>\nFigure 8-1 Gaging of Chamfered Internal Threads
Table 7.3-1 Inspection Tolerances <\/td>\n<\/tr>\n
25<\/td>\nMANDATORY APPENDIX I REFERENCES <\/td>\n<\/tr>\n
26<\/td>\nNONMANDATORY APPENDIX A QUALITY SYSTEM PROGRAM <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

ASME B16.4 – 2021 Gray Iron Threaded Fittings: Classes 125 and 250<\/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>\n30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":390982,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2643],"product_tag":[],"class_list":{"0":"post-390972","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\/390972","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\/390982"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=390972"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=390972"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=390972"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}