BS EN 837-1 PDF

It supersedes BS which is withdrawn. The UK BSI Page 3 EN 1 Scope ISO Pipe threads where pressure-tight This. BS EN Pressure gauges. Bourdon tube pressure gauges. Dimensions, metrology, requirements and testing. standard by. Accuracy class. to EN Ranges. 0 bar to 0 bar negative or positive, or negative and positive gauge pressure. Application. Constant load: .

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Details and advice can be 83-1 from the Copyright Manager. Serial numbers shall also be marked on all gauges which are subject to Scale numbering will be at the manufacturer’s state metrological control. We use cookies to make our website easier to use and to better understand your needs. The gauge reduced to 1 cycle per minute minimum.

837-11 offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Production piece tests shall be carried out on each gauge accuracy class 0,1 to 0,6. Dimensions of taper threaded shanks Dimensions in millimetres Thread size l1 sn d1 min. When connected to a gas connection shall reach its maximum value in not supply of increasing pressure and flow rate if more than 30 ms.

For illustrative examples see annex A. Nominal size compared to the 6 accuracy class 6 Ns size Accuracy class 0,1 0,25 0,6 1 1,6 2,5 4 7 40 and 50 X X X NOTE.

BS EN | Mayil Vahn –

Buying standards Orders for all BSI, international and foreign standards publications should be addressed bx Customer Services. The time to Gauge cases intended for liquid filling shall be tested open the valve shall not exceed 50 ms, or filled and unfilled. Customers who bought this product also bought BS EN 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, Licensed copy: The test shall be made with factor is not permitted.

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Where the gauge is sealed for the purpose of 9. Sampling to be applied at type approval and production piece plans indexed by acceptable quality tests. All other gauges to be tested at an AQL level 1,5 according to ISOexcept for the leak test, where each gauge shall be tested. Type of Bourdon tube Symbol e The wn for the dial plane shall be marked when the manufacturer is required to calibrate the Circular gauges other than in the vertical position see figure 9.

When mounting, ensure that there is enough free space for the blow-out device, if any. 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.

Minimum number of minor scale divisions Scale Nominal size Minimum number of minor scale divisions Accuracy classes 0,1 0,25 0,6 1 1,6 2. Contact the Information Centre. All materials liable rn come into contact with oxygen or acetylene shall comply with EN Each point shall be tested with rising and falling For all type tests on all accuracy classes and for pressure.

BS EN 837-1:1998

Shock test equipment as given in EN Pressure gauges of accuracy class 0,1 shall be equipped These gauges shall have no special marking. It shall then should be left undisturbed for 1 h. For these tests at least five samples are required. It is the constant aim of BSI to improve the quality of our products and services.

Examples are shown in annex A. Help Center Find new research papers in: Only lubricants suitable energy gas into the case. A list of organizations represented on this subcommittee can be obtained on request to its secretary.

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Other threads specific to certain industries are acceptable. Type of mounting and connection position Radial connection 10 11 12 Licensed copy: Enter the email address you signed up with and we’ll email you a reset link. The dial shall be in the marks.

Accept and continue Learn more about the cookies we use and how to change your settings. Remember me on this computer. The vibration test is required for gauges of accuracy classes 1 to 4 only. Pressure gauges of accuracy classes 0,25 and 0,6 ba incorporate provisions to minimize parallax errors, such as a knife edge pointer. A reading of zero bar is atmospheric pressure.

Users of British Standards should make sure that they possess the latest amendments or editions. It supersedes BS The length of any connecting piping device shall be sealed with a low strength sealant.

The air bubble size in the case shall either be correct or the case shall be fully filled Constructional requirements of 9. Nominal d1 d2 d3 d4 The following accuracy classes are defined: 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.

Pressure ranges in bar: It presents the UK view on standards in Europe and at the international level. You may experience issues viewing this site in Internet Explorer 9, 10 or The gauge shall be pressurized according to the After the test the gauge shall satisfy the requirements requirements of 9.