{"id":262183,"date":"2024-10-19T17:22:52","date_gmt":"2024-10-19T17:22:52","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-78381996\/"},"modified":"2024-10-25T13:12:32","modified_gmt":"2024-10-25T13:12:32","slug":"bs-78381996","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-78381996\/","title":{"rendered":"BS 7838:1996"},"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
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nBRITISH STANDARD <\/td>\n<\/tr>\n
2<\/td>\nCommittees responsible for this British\ufffdStandard <\/td>\n<\/tr>\n
3<\/td>\nContents <\/td>\n<\/tr>\n
5<\/td>\n1 Scope
2 References
3 Definitions
bend radius
coating
cover <\/td>\n<\/tr>\n
6<\/td>\n3.4 Fittings
capillary adaptor
end-fitting
connector
manifold
meter union
strapped elbow
push end-fitting
screw end-fitting
gasway
manufacturer\u2019s instructions
nominal size (DN)
non-chlorinated material
retaining device <\/td>\n<\/tr>\n
7<\/td>\nsemi-rigid
visible
4 Materials
4.1 Corrugated pipe
4.2 Coating or cover
4.3 Fittings (see\ufffd
4.4 Elastomeric seals <\/td>\n<\/tr>\n
8<\/td>\n4.5 Retaining device
5 Finish
5.1 Corrugated pipe
5.2 Fittings
6 Design and dimensions
6.1 Corrugated pipe <\/td>\n<\/tr>\n
9<\/td>\nTable 1 Dimensions of corrugated pipe
6.2 Coating or cover
6.3 Fittings
Figure 1 Jointing of corrugated pipe <\/td>\n<\/tr>\n
10<\/td>\n6.4 Threads
7 Soundness test
7.1 General
Table 2 Application of soundness test <\/td>\n<\/tr>\n
11<\/td>\n7.2 Requirement
7.3 Method
8 Type tests on corrugated pipe (bare\ufffdmetal)
8.1 General
8.2 Bend test
Table 3 Bend test
8.3 Welded seam test <\/td>\n<\/tr>\n
12<\/td>\nFigure 2 Bend test for corrugated pipe
8.4 Pressure drop test
Table 4 Pressure drop test <\/td>\n<\/tr>\n
13<\/td>\n9 Type tests on corrugated pipe complete with coating or cover
9.1 General
9.2 Bend test
9.3 Impact test
9.4 Scratch resistance test
9.5 Chemical resistance test <\/td>\n<\/tr>\n
14<\/td>\nFigure 3 Impact test
9.6 Low-temperature flexibility test
9.7 High-temperature ageing test <\/td>\n<\/tr>\n
15<\/td>\n9.8 Ozone resistance test
9.9 Ultraviolet resistance test
10 Type tests on test assemblies
10.1 General
Table 5 End-fittings (basic sizes) for test assemblies \u2014 Bend test
10.2 Bend test <\/td>\n<\/tr>\n
16<\/td>\nFigure 4 Bend test for corrugated pipe to end-fitting joint
10.3 Impact test
10.4 Tensile test <\/td>\n<\/tr>\n
17<\/td>\nTable 6 Tensile test
10.5 Hydraulic pressure test
10.6 Fire resistance test <\/td>\n<\/tr>\n
18<\/td>\n10.7 Torsion test
Table 7 Torsion test
10.8 Electrical resistance test
Table 8 Electrical resistance <\/td>\n<\/tr>\n
19<\/td>\nFigure 5 Torsion test
11 Type tests on fittings and seals
11.1 General
11.2 Assembly force test for push end-fittings
11.3 Assembly torque test for screw end-fittings <\/td>\n<\/tr>\n
20<\/td>\n11.4 Torsion test on internally threaded connection conforming to BS 21 (e.g. manifold connection)
Table 9 Torsion and bending moment tests for fittings
11.5 Bending moment test on fittings with internally threaded connection conforming to BS\ufffd21 (e.g…
11.6 Assembly durability test on elastomeric seals
11.7 Test for liquid penetration on corrugated pipe supplied with cover <\/td>\n<\/tr>\n
21<\/td>\n11.8 Test for excessive residual stress <\/td>\n<\/tr>\n
22<\/td>\n12 Production test on corrugated pipe
12.1 General
12.2 Requirement
12.3 Method
13 Marking
13.1 Corrugated pipe
13.2 Fittings
14 Instructions for assembly and installation <\/td>\n<\/tr>\n
23<\/td>\nAnnex A (normative)
Installation
Installation procedures
Compatible products
Pipe sizes
Seals
Pipe supports and appliance connection
Connections to copper pipe
Annex B (informative)
Guidance on quality-control testing <\/td>\n<\/tr>\n
24<\/td>\nTable B.1 Applicability of requirements and test methods <\/td>\n<\/tr>\n
25<\/td>\nTable B.1 Applicability of requirements and test methods <\/td>\n<\/tr>\n
26<\/td>\nAnnex C (informative)
Sizes of fittings <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Specification for corrugated stainless steel semi-rigid pipe and associated fittings for low-pressure gas pipework of up to DN 50<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2001<\/td>\n30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":262187,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[347,2641],"product_tag":[],"class_list":{"0":"post-262183","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-23-040-10","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\/262183","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\/262187"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=262183"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=262183"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=262183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}