Pipe Flanges and Flanges Fittings
are used in Chemical Industries, Petroleum Industries,
Water, Gas, Oil, Air and Steam for joining of these
Flanges we use Industrial Gaskets Of Suitable Types.
STANDARD USED
ASME B.16.20 – 1998
(TO SUIT ASME B.16.5 FLANGES)
ASME B.16.5 & BS 1560
(TO SUIT SMALL DIAMETER SCREWED OR SLIP – ON FLANGES)
BS 3381
(TO SUIT BS 1560 & ASME B16.5 FLANGES)
B.S. 10
B.S. 4865 PART 2
(TO SUIT BS 4504 FLANGES)
PN 10 – PN 250
ASME B.16.21
(FOR NON METALLIC GASKETS)
•
Primatly, selection must be based upon
• Compatibility with the operating medium
• Operating temperature and pressure
• Variations of operating
• Conditions (for example, during cycling )
• Type of joint involved
• Metallic Material
• Non Asbestos Fibre
• PTFE
• Grafoil
• Rubber
• Rubberised Cork
• Other Material