Find the most up-to-date version of DIN EN at Engineering BS EN Steel pipes for pipelines for combustible fluids – Technical delivery conditions Part 2: Pipes of requirement class B. BS EN ICS NO COPYING WITHOUT BSI PERMISSION It supersedes BS EN which is withdrawn.
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E BS EN The pipes are used for transporting gas, oil, combustible fluids with specific pressure in the mining, chemical, and power engineering industry.
PN-EN ,2 ||| Steel pipes for pipelines for combustible fluids
Conditions techniques de livraison. It is recommended that the level 3 personnel be certified in accordance to EN or, at least an equivalent to it. For comparison with the requirements in Table 6 and 7, the measured energy shall be converted to 12008-2 impact energy KV in J using the formula: The maximum accumulated length of such permitted individual imperfections in any mm or 12 T of weld length, whichever is the smaller, shall not exceed 12,0 mm, where the separation between individual inclusions is less than 4 T.
Cosmetic grinding, however, is permitted. Introduction Scope Normative references Terms and definitions Symbols and abbreviations Classification and designation Information to be supplied by the purchaser Mandatory information Options Example of ordering Manufacturing Steelmaking Pipe manufacture Heat treatment condition Sizing Strip end welds Jointers General requirements for non-destructive testing Requirements Chemical composition Mechanical properties Weldability Appearance and soundness Dimensions, eh and tolerances Inspection Types of inspection and inspection documents Summary of inspection and testing Selection and preparation of samples and test pieces Test methods Retests, sorting and reprocessing Marking of the pipes General marking Special marking Coating for temporary protection Manufacturing procedure qualification Treatment of imperfections and defects disclosed by visual examination Non-destructive testing Bibliography.
The mandrel dimension shall be as indicated in Table 5 for the appropriate steel grade. BS EN does not apply to cast steel pipe.
Steels for seamless and welded pipes LNB 1. Please download Chrome or Firefox or view our browser tips. This approach is common, for example, for transmission pipelines.
This is designated requirement class A and considered in EN In em case of sealing against the end face of the pipe by means of a ram, a compressive longitu- dinal stress is produced.
BS EN Steel pipes for Pipelines for Combustible Fluids – MBA智库文档
Weld beads shall be ground flush, local imperfections may be removed, but mill scale should not be re- moved from the test pieces. Lengths of pipe with outside diameters D smaller than ,3 mm shall be weighed either individually or in convenient lots, at the discretion of the manufacturer.
102088-2 the case of weld tests, the details for carrying out the tests and the acceptance criteria are also to be agreed. The purchaser shall specify the required type of inspection document 3. This document supersedes EN The ability of such equip- ment to detect misalignment shall be demonstrated. Site map News Contact. CEV of 0,43 may be agreed. It is incorporated by Royal Charter.
The safety factors 1,4 and 1,6 have been chosen as typical examples in the range of commonly used safety fac- tors.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member.
For example, rich gas or two-phase fluids may require additional testing to be carried out. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover.
BS EN 10208-2:2009
BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. BS EN gives no detailed guidelines. These limits refer to the gap 102208-2 the extreme point of the deviation and the prolongation of the normal rn of the pipe. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. Your basket is empty.
It includes more stringent quality and testing requirements than those in BS EN Dimensions in mm Key 1 long edges machined or oxygen cut, or both 2 weld 3 wall thickness Figure 6 — Test piece for the 102082 test 9. All dressed areas shall blend smoothly into the contour of the tube. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service.
Diameter of the mandrel for bend test e see 9. If the pipes are to be heat treated, test coupons may, by agreement, be taken and flattened before the heat treatment. Tubes en acier pour conduites de fluides combustibles.
The height of the weld bead of the remainder of 110208-2 pipe shall not exceed the applicable value given in Table However, the mass tolerance in 8. This European Standard specifies the technical delivery conditions for seamless and welded steel pipes for the on land transport of combustible fluids primarily in gas supply systems but excluding pipeline applications in the petroleum and natural gas industries. SIS – Materialteknik 102082 title: In case of test pieces taken on the weld, the axis of the notch shall be placed in the middle of the weld.
The orientation and size of the test piece shall be as follows: