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BS 3293 PDF
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Specification for carbon steel pipe flanges (over 24 inches nominal size) for the petroleum industry
| Published by | Publication Date | Number of Pages |
| BSI | 12/30/1960 | 18 |
BS 3293 – Specification for carbon steel pipe flanges (over 24 inches nominal size) for the petroleum industry
BS 3293:1960 is a material and dimensionalstandard only and applies to forged carbon steelslip-on and welding neck flanges of nominalsizes 26 in and larger, for use in the petroleumindustry. Drilling, bolting, facing and thicknessdimensions are applicable also to integral endflanges of valve and fittings.
Four classes of flanges are provided for, namelyClasses 150, 300, 400 and 600.
BS 3293:1960 does not includepressure/temperature ratings; the flangedesignations quoted are for identification purposesonly.
Cross References:
BS 1503
BS 1560
BS 1750
BS 3351
ANSI B16.20
ASTM A 105
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