BS flanges British Standard plate flange

Type:PL

Standard:BS

Size:DN15-DN600

Material:A105,A350,20#,Q235

Surface treatment:yellow paint,blank paint,transparent oil,gal,hdg

Sealing face:RF;FF

Pressure rating:PN6-PN64

Marking:as per the customers' requirements

Inspection:factory in-house or the third party inspection

Pipe flanges are manufactured in all the different materials like stainless steel, cast iron, aluminium, brass,bronze, plastic etc.but the most used material is forged carbon steel and have machined surfaces. In addition, flanges, like fittings and pipes, for specific purposes sometimes internally equipped with layers of materials of a completely different quality as the flanges themselves, which are "lined flanges". The material of a flange, is basically set during the choice of the pipe, in most cases,a flange is of the same material as the pipe. All flanges, discussed on this website fall under the ASME en ASTM standards, unless otherwise indicated. ASME B16.5 describes dimensions, dimensional tolerances etc. and ASTM the diaterial qualities.

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BS flanges British Standard plate flange Images