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HGA3/C67 CORREA, EUGENIA Los mercados financieros y la crisis en America Latina. p. HJ/D ECONOMIC COMMISION FOR. Boletin Boletin de Normas y Procedimientos de Auditoria sobre la revisión de Intangibles Manual Operación Grúa Camión Grove GMK Manual Operación Grúa Camión Grove GMK Boletin Boletin de Normas y Procedimientos de Auditoria sobre la revisión de Intangibles.

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BSCircular flanges for pipes, valves and fittings Class designated. Alternatively, these markings may be shown on a plate secured below the handwheel nut.

BS – PDF Free Download

NOTE 3 The inside and outside surfaces of valve welding ends should be machine finished overall. BS Midwifery Full description. 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. BSSteel, cast iron and copper alloy flanges.

Valves flanged in accordance with BS BSSpecification for arc welding of austenitic boldtin steel bolftin for carrying fluids. NOTE 4 Intersections should be slightly rounded. BSMetric units. NOTE Additional markings may be used at the option biletin the manufacturer providing they do not conflict with any of the specified markings.


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. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. BS Home BS If permission is granted, the terms may include royalty payments or a licensing agreement.

NOTE If valves are to be 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. BSQuality systems 2. Yokes shall be one of the following types: BSCircular flanges for pipes, valves and fittings PN designated. BSI also boletij the copyright, in the UK, of the publications of the international standardization bodies.

Hepburn, Hays – ESOL / Parent Newsletter/Boletín para padres

It presents the UK view on standards in Europe and at the international level. NOTE 2 The details booetin 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.

NOTE The purchaser should state in the enquiry or order whether flanges without bolt holes are required. BS preview of BS 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. PN, Class or Special Class. The dimensions and finish of bolting shall comply with th e following British Standards as appropriate.


Body seat rings shall be so fitted as to avoid their becoming loose in service. BSSpecification for steel, bletin iron and copper alloy flanges. BSSpecification for screwed studs for general purposes.

blletin Body markings shall include the following. BSFace-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves. The plate shall be separate and distinct from the identification plate referred to in 6.

ISSN 0210-5160

If these details are to be used for bolftin other purpose than implementation then the prior written permission of BSI must be obtained. Trim marking shall indicate trim in the following order: Where ends are welded-on the welding shall comply with BS or BS as appropriate.

BSSpecification for Class 1 arc welding of ferritic steel pipework for carrying fluids.