{"id":402038,"date":"2024-10-20T04:59:17","date_gmt":"2024-10-20T04:59:17","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-20421-12019a12022\/"},"modified":"2024-10-26T08:50:52","modified_gmt":"2024-10-26T08:50:52","slug":"bs-iso-20421-12019a12022","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-20421-12019a12022\/","title":{"rendered":"BS ISO 20421-1:2019+A1:2022"},"content":{"rendered":"

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\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nNational foreword <\/td>\n<\/tr>\n
8<\/td>\nIntroduction <\/td>\n<\/tr>\n
9<\/td>\n1 Scope
2 Normative references <\/td>\n<\/tr>\n
10<\/td>\n3 Terms and definitions <\/td>\n<\/tr>\n
13<\/td>\n4 Symbols <\/td>\n<\/tr>\n
15<\/td>\n5 General requirements
6 Mechanical loads
6.1 General
6.2 Load during the pressure test <\/td>\n<\/tr>\n
16<\/td>\n7 Chemical effects
8 Thermal conditions
9 Materials
9.1 Selection of materials
9.2 Inspection documentation <\/td>\n<\/tr>\n
17<\/td>\n10 Design
10.1 Design options
10.1.1 General
10.1.2 Design by calculation
10.1.3 Design by calculation and pressure strengthening
10.1.4 Design of components by calculation supplemented with experimental methods
10.2 Common design requirements
10.2.1 General <\/td>\n<\/tr>\n
18<\/td>\n10.2.2 Design specification <\/td>\n<\/tr>\n
19<\/td>\n10.2.3 Design loads <\/td>\n<\/tr>\n
23<\/td>\n10.2.4 Fatigue
10.2.5 Corrosion allowance <\/td>\n<\/tr>\n
24<\/td>\n10.2.6 Inspection openings
10.2.7 Pressure relief <\/td>\n<\/tr>\n
25<\/td>\n10.2.8 Valves
10.2.9 Insulation
10.2.10 Degree of filling
10.2.11 Electrical continuity
10.3 Design by calculation
10.3.1 General
10.3.2 Inner vessel <\/td>\n<\/tr>\n
28<\/td>\n10.3.3 Outer jacket <\/td>\n<\/tr>\n
29<\/td>\n10.3.4 Attachments
10.3.5 Piping and accessories
10.3.6 Calculation formula <\/td>\n<\/tr>\n
53<\/td>\n10.3.7 Calculations for operating loads <\/td>\n<\/tr>\n
54<\/td>\n11 Fabrication
11.1 General
11.2 Cutting
11.3 Cold forming
11.3.1 Austenitic stainless steel <\/td>\n<\/tr>\n
55<\/td>\n11.3.2 Ferritic steel
11.3.3 Aluminium or aluminium alloy <\/td>\n<\/tr>\n
56<\/td>\n11.4 Hot forming
11.4.1 General
11.4.2 Austenitic stainless steel
11.4.3 Ferritic steel
11.4.4 Aluminium or aluminium alloy
11.5 Manufacturing tolerances
11.5.1 General
11.5.2 Plate alignment <\/td>\n<\/tr>\n
57<\/td>\n11.5.3 Thickness <\/td>\n<\/tr>\n
58<\/td>\n11.5.4 Dished ends
11.5.5 Cylinders <\/td>\n<\/tr>\n
60<\/td>\n11.6 Welding
11.6.1 General
11.6.2 Qualification
11.6.3 Temporary attachments <\/td>\n<\/tr>\n
61<\/td>\n11.6.4 Welded joints
11.7 Non-welded joints
12 Inspection and testing
12.1 Quality plan
12.1.1 General <\/td>\n<\/tr>\n
62<\/td>\n12.1.2 Inspection stages during manufacture of an inner vessel
12.1.3 Additional inspection stages during manufacture of a large transportable cryogenic vessel
12.2 Production control test plates
12.2.1 Requirements <\/td>\n<\/tr>\n
63<\/td>\n12.2.2 Extent of testing <\/td>\n<\/tr>\n
64<\/td>\n12.3 Non-destructive testing
12.3.1 General
12.3.2 Extent of examination for surface imperfections
12.3.3 Extent of examination for inner-vessel weld seams <\/td>\n<\/tr>\n
65<\/td>\n12.3.4 Acceptance criteria for surface and volumetric imperfections as classified in ISO 6520\u20111 <\/td>\n<\/tr>\n
66<\/td>\n12.4 Rectification
12.5 Pressure testing <\/td>\n<\/tr>\n
67<\/td>\n13 Marking and labelling
14 Final acceptance test
15 Periodic inspection
16 Documentation <\/td>\n<\/tr>\n
69<\/td>\nAnnex A informative Examples of tank plates <\/td>\n<\/tr>\n
72<\/td>\nAnnex B informative Elastic stress analysis <\/td>\n<\/tr>\n
80<\/td>\nAnnex C normative Additional requirements for 9 % Ni steel <\/td>\n<\/tr>\n
82<\/td>\nAnnex D normative Pressure strengthening of vessels from austenitic stainless steels <\/td>\n<\/tr>\n
94<\/td>\nAnnex E informative Specific weld details <\/td>\n<\/tr>\n
98<\/td>\nAnnex F normative Outer-jacket relief devices <\/td>\n<\/tr>\n
99<\/td>\nAnnex G informative Base materials <\/td>\n<\/tr>\n
107<\/td>\nAnnex H informative Components subject to external pressure (pressure on the convex surface) \u2014 Calculation <\/td>\n<\/tr>\n
117<\/td>\nAnnex I informative Design of openings in cylinders, spheres and cones \u2014 Calculation <\/td>\n<\/tr>\n
126<\/td>\nAnnex J normative Reference material & equivalent thickness <\/td>\n<\/tr>\n
128<\/td>\nAnnex K normative Refrigerated liquefied gases <\/td>\n<\/tr>\n
129<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Cryogenic vessels. Large transportable vacuum-insulated vessels – Design, fabrication, inspection and testing<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2022<\/td>\n130<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":402045,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[340,2641],"product_tag":[],"class_list":{"0":"post-402038","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-23-020-40","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/402038","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\/402045"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=402038"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=402038"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=402038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}