BOLETIN 5160 PDF

If a maximum leakage rate is not boletjn then valves with leakage rate C will be supplied see Appendix A. BSSpecification for dimensions of steel pipe for the petroleum industry. Copy of Boletin by frida gallardo miranda on Prezi BSSpecification for production pressure testing requirements. The test and, if the valve incorporates a back seat, the back seat test shall intanyibles either hydrostatic or pneumatic. Copyright Copyright subsists in all BSI publications.

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Doushicage BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. NOTE 2 The details for the weld preparation for butt-weld end valves are not a requirement of this standard but attention is drawn to Appendix B which gives details of weld end preparations and it is encumbent upon the purchaser to specify a particular weld end preparation, if required see Appendix A.

Contact the Information Centre. NOTE 3 The inside and outside surfaces of valve welding ends should be machine finished overall. Users of British Standards are responsible for their correct application. BS BS The minimum corrosion resistance of any metallic part of the gasket shall be equal to the corrosion bloetin of the shell.

ClassClass and Class I h Type of body ends required, i. NOTE The purchaser should state in the enquiry or order whether flanges without bolt holes are required. Ensure use of the most current version of this document by searching British Standards Online at bsonline.

Users of British Standards should make sure that they possess the latest amendments or editions. It is a convenient round number for reference purposes and is only loosely related to manufacturing dimensions NOTE 1 Nominal size is designated by the letters DN followed by the number.

BSMetric units. Your consent to our cookies if you continue to use this website. In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested. The plate shall be separate and distinct from the itangibles plate referred to in 6. Preparation for storage and transportation 7.

BSSpecification for flange dimensions and characteristics. BSSpecification for bolting for flanges and pressure containing purposes. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. Various BSI electronic information services are also available which give details on all its products and services. SITE To ensure the functioning of the site, we use cookies. Centre-to-face dimensions shall be as given in Table 3 for angle pattern flanged end valves except for valves with flanged body ends complying with BS NOTE 1 For flanges with other types of facings consult the manufacturer for dimensions.

For details of these and other benefits contact Membership Administration. NOTE 4 Intersections should be slightly rounded. NOTE If valves are to bletin used also for flow of fluid in the reverse direction this should be specified by the purchaser, together with the reverse pressure anticipated see Appendix A.

NOTE 3 The purchaser should specify in the enquiry or order the basic series of dimensions required. NOTE Symbols indicating trim material may either be preceded by the words stem, disk, or seat, o r used in the order indicated.

This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. BSSpecification for steel forgings including semi-finished forged products for pressure purposes. Body seat rings shall be so fitted as to avoid their becoming loose in service. If permission is granted, the terms may include royalty payments or a licensing agreement. It is a convenient number for reference purposes and it is normally only loosely related to manufacturing dimensions NOTE 1 Nominal pipe size is designated by the letters NPS followed by a number.

The essential differences between this British Standard and BS BSSpecification for arc welding of austenitic stainless steel pipework for carrying fluids.

ASTM A, Specification for carbon-steel castings suitable for fusion welding for high-temperature service. It presents the UK view on standards in Europe and at the international level.

NOTE 2 The back seat should not be regarded as a device permitting repacking of the stem packing gland whilst the valve is under pressure as this is recognized as a dangerous practice.

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NOTE 2 The titles of the publications referred to in this standard are listed on the inside back cover. This standard has been updated see copyright date and may have had amendments incorporated. ISSN BSSpecification for dimensions and masses per unit length of welded and seamless steel pipes and tubes for pressure purposes. NOTE 1 Hydrostatic seat and back seat tests are recommended in preference to pneumatic tests. The seat test and, if the valve incorporates a back seat, the back seat test shall be either hydrostatic or pneumatic. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards.

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